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Bethemesh

Bethemesh Widgets

Embed Bethemesh tools directly on your website

Add Bethemesh tools to WordPress, Webflow, Wix, or any HTML page for free. Every widget stays responsive, fast, and keeps data processing local.

One simple integration

Premium embedding without maintenance

Copy one HTML block. Bethemesh loads the widget, adapts its height, and automatically ships future improvements.

Local processing

Visitor data stays inside the browser.

Responsive

The widget automatically adapts to its container.

Always up to date

Improvements ship without changing your embed code.

Documentation280+ widgets available
embed.html
<iframe
  src="https://bethemesh.com/widgets/..."
  loading="lazy"
  width="100%"
  height="640">
</iframe>

Simple integration

A few lines are enough to display a complete tool.

282 widgets available

Audio

Audio converter

Convert audio files locally to MP3, WAV, FLAC, OGG, M4A or Opus.

ResponsiveFreeLocal processing
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Images & graphics

Resize an image

Resize an image by setting its exact width and height before downloading the result.

ResponsiveFreeLocal processing
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PDF & documents

Merge PDF files

Merge multiple PDF files in the order you choose to create one combined document.

ResponsiveFreeLocal processing
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Data & spreadsheets

Clean an Excel or CSV file

Remove duplicates, empty rows and unnecessary spaces.

ResponsiveFreeLocal processing
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Development

Base64 encoder and decoder

Encode text as Base64 or decode a Base64 string back to its original content.

ResponsiveFreeLocal processing
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Audio

Audio trimmer

Keep only the useful part of an audio file.

ResponsiveFreeLocal processing
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Images & graphics

Convert and compress an image

Convert an image to PNG, JPEG, or WebP and adjust output quality before download.

ResponsiveFreeLocal processing
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PDF & documents

Extract PDF pages

Select the pages you want to keep and create a new PDF containing only that selection.

ResponsiveFreeLocal processing
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Data & spreadsheets

Merge Excel or CSV files

Merge multiple Excel or CSV files into one table with automatic column alignment.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV ↔ JSON converter

Convert CSV data to JSON or JSON to CSV while preserving useful structure.

ResponsiveFreeLocal processing
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Audio

Audio volume adjuster

Increase or reduce the volume of an audio file.

ResponsiveFreeLocal processing
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PDF & documents

Rotate PDF pages

Rotate every page in a PDF or only the individual pages you select.

ResponsiveFreeLocal processing
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Data & spreadsheets

Compare two Excel or CSV files

Compare two Excel or CSV files using a key column and spot the differences.

ResponsiveFreeLocal processing
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Web & SEO

URL encoder and decoder

Encode or decode a URL, its parameters, and any special characters it contains.

ResponsiveFreeLocal processing
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Audio

Audio merger

Join multiple audio files in the selected order.

ResponsiveFreeLocal processing
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PDF & documents

Reorder PDF pages

Visually reorder PDF pages with drag and drop or keyboard controls.

ResponsiveFreeLocal processing
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Data & spreadsheets

Convert Excel, CSV and JSON

Convert Excel, CSV, and other spreadsheet formats directly in your browser.

ResponsiveFreeLocal processing
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Text & writing

Compare two lists

Compare two lists to identify shared items and values that differ between them.

ResponsiveFreeLocal processing
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Audio

Audio compressor

Reduce audio file size by choosing an output format and bitrate.

ResponsiveFreeLocal processing
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Images & graphics

Favicon generator

Create multiple PNG favicon sizes from a source image directly in your browser.

ResponsiveFreeLocal processing
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PDF & documents

Split a PDF

Split a PDF into multiple files using the pages or page ranges you choose.

ResponsiveFreeLocal processing
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Data & spreadsheets

Split an Excel file by column

Split an Excel file into multiple sheets based on values from a selected column.

ResponsiveFreeLocal processing
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Text & writing

Count values

Count how often each value appears in a list and quickly identify the most frequent items.

ResponsiveFreeLocal processing
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Audio

Audio loudness normalizer

Normalize the perceived loudness of an audio file to a LUFS target.

ResponsiveFreeLocal processing
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Text & writing

Remove duplicates

Remove duplicate entries from a list while keeping one occurrence of each value.

ResponsiveFreeLocal processing
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Audio

Audio speed changer

Speed up or slow down an audio file without changing pitch.

ResponsiveFreeLocal processing
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Text & writing

Merge lists

Merge multiple lists into one set of lines ready to copy or reuse.

ResponsiveFreeLocal processing
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Audio

Audio fade-in and fade-out

Add fade-in and fade-out effects to an audio file.

ResponsiveFreeLocal processing
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Text & writing

Brand Name Generator & Analyzer

Create brand, product, project or domain names — not personal names.

ResponsiveFreeLocal processing
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Text & writing

Sort a list

Sort list items alphabetically, numerically, or using the ordering option you choose.

ResponsiveFreeLocal processing
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Text & writing

Split a list

Split a long list into evenly sized groups using the number of items you choose.

ResponsiveFreeLocal processing
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PDF & documents

Remove PDF pages

Remove unwanted pages from a PDF directly in your browser.

ResponsiveFreeLocal processing
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Audio

Change audio sample rate

Resample audio to 44.1 kHz, 48 kHz or another rate.

ResponsiveFreeLocal processing
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Images & graphics

Color converter

Convert a color between HEX, RGB, and HSL with equivalent values.

ResponsiveFreeLocal processing
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Development

JSON formatter

Format, minify, and validate JSON to make it easier to read or more compact.

ResponsiveFreeLocal processing
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PDF & documents

Add page numbers to a PDF

Automatically add page numbers to your PDF document.

ResponsiveFreeLocal processing
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Audio

Reverse audio

Reverse an audio file directly in your browser.

ResponsiveFreeLocal processing
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Web & SEO

Contrast checker

Measure contrast between two colors and check WCAG AA and AAA levels.

ResponsiveFreeLocal processing
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Security & privacy

JWT decoder

Decode a JWT to inspect its header, payload, and main token information more easily.

ResponsiveFreeLocal processing
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PDF & documents

Add a watermark to a PDF

Add a text watermark to every page of a PDF locally in your browser.

ResponsiveFreeLocal processing
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Audio

Split audio channels

Split the left and right channels of stereo audio into two mono files.

ResponsiveFreeLocal processing
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Development

YAML formatter

Format and validate a YAML document to improve readability and detect common errors.

ResponsiveFreeLocal processing
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Dates & time

Timestamp converter

Convert a Unix timestamp to a readable date or turn a date into a Unix timestamp.

ResponsiveFreeLocal processing
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PDF & documents

Edit PDF metadata

Edit or remove common PDF metadata directly in your browser.

ResponsiveFreeLocal processing
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Development

XML formatter

Format, minify, and validate an XML document directly in your browser.

ResponsiveFreeLocal processing
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Development

UUID generator

Generate one or more random UUID v4 identifiers instantly and copy them when needed.

ResponsiveFreeLocal processing
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PDF & documents

Crop a PDF

Crop PDF pages by defining the margins to remove directly in your browser.

ResponsiveFreeLocal processing
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Dates & time

Age calculator

Calculate an exact age from a date of birth and a reference date.

ResponsiveFreeLocal processing
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Security & privacy

Hash generator

Generate a text hash using several common hashing algorithms.

ResponsiveFreeLocal processing
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PDF & documents

Resize PDF pages

Resize every PDF page to a standard or custom size locally in your browser.

ResponsiveFreeLocal processing
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Text & writing

Word and character counter

Analyze text and get word, character, line, sentence, and paragraph counts.

ResponsiveFreeLocal processing
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Security & privacy

Password generator

Generate a random password using the length and character types you choose.

ResponsiveFreeLocal processing
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PDF & documents

Compress PDF

Reduce PDF file size locally with lossless optimization or stronger visual compression.

ResponsiveFreeLocal processing
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Audio

Convert WAV to MP3

Convert a WAV file to MP3 locally in your browser.

ResponsiveFreeLocal processing
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Mathematics & calculation

Random number generator

Generate one or more random numbers using the range and quantity you choose.

ResponsiveFreeLocal processing
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Text & writing

Clean text

Clean text by removing extra spaces, duplicate whitespace, and common formatting issues.

ResponsiveFreeLocal processing
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PDF & documents

Flatten PDF

Flatten form fields or create a visually fixed PDF directly in your browser.

ResponsiveFreeLocal processing
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Audio

Convert M4A to MP3

Convert an M4A file to MP3 locally in your browser.

ResponsiveFreeLocal processing
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Text & writing

Email address extractor

Extract every email address found in text and automatically remove duplicate results.

ResponsiveFreeLocal processing
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Text & writing

Lorem ipsum generator

Generate Lorem Ipsum placeholder text for mockups, prototypes, and layout testing.

ResponsiveFreeLocal processing
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PDF & documents

Extract images from PDF

Recover raster images embedded in a PDF without converting whole pages to images.

ResponsiveFreeLocal processing
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Audio

Convert MP3 to WAV

Convert an MP3 file to WAV PCM locally in your browser.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV validator

Validate CSV structure and quickly identify problematic rows or columns in your data.

ResponsiveFreeLocal processing
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Web & SEO

URL extractor

Extract every URL from text and automatically remove duplicate addresses.

ResponsiveFreeLocal processing
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Text & writing

Number lines

Automatically add numbering before each line using the format you choose.

ResponsiveFreeLocal processing
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Security & privacy

HMAC Generator & Verifier

Generate or verify SHA-256, SHA-384 and SHA-512 HMAC values locally.

ResponsiveFreeLocal processing
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PDF & documents

Sanitize a PDF

Clean a PDF locally by removing metadata, JavaScript, automatic actions and embedded attachments.

ResponsiveFreeLocal processing
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Audio

Convert FLAC to MP3

Convert a FLAC file to MP3 locally in your browser.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV Deduplicator

Remove duplicate CSV rows using the columns you choose as matching criteria.

ResponsiveFreeLocal processing
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Text & writing

Remove empty lines

Automatically remove blank lines and lines that contain only whitespace from text.

ResponsiveFreeLocal processing
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Security & privacy

AES Encrypt & Decrypt

Encrypt and decrypt text locally with AES-256-GCM and a password.

ResponsiveFreeLocal processing
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PDF & documents

PDF to Markdown

Extract selectable text from a PDF and convert it to Markdown locally, without OCR or uploading the document.

ResponsiveFreeLocal processing
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Audio

Convert OGG to MP3

Convert an OGG file to MP3 locally in your browser.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV Splitter

Split a CSV file into smaller files using the size or groups you choose.

ResponsiveFreeLocal processing
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Web & SEO

Slug generator

Turn a title or phrase into a clean slug that is ready to use in a URL.

ResponsiveFreeLocal processing
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PDF & documents

Password protect a PDF

Encrypt a PDF locally with a password and AES-256 without uploading your document.

ResponsiveFreeLocal processing
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Audio

Convert WebM to MP3

Extract and convert WebM audio to MP3 locally in your browser.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV Compare

Compare two CSV files to quickly identify rows and values that differ between them.

ResponsiveFreeLocal processing
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Development

HTML formatter and minifier

Format or minify HTML to improve readability or reduce file size.

ResponsiveFreeLocal processing
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Text & writing

Shuffle lines

Randomly shuffle the lines of a text block or list in a few seconds.

ResponsiveFreeLocal processing
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Text & writing

Change text case

Change text case to lowercase, uppercase, title case, and other common formats.

ResponsiveFreeLocal processing
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PDF & documents

Unlock a PDF

Remove PDF password protection locally when you know the current password.

ResponsiveFreeLocal processing
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Development

CSS formatter and minifier

Format or minify CSS to improve readability or reduce file size.

ResponsiveFreeLocal processing
Configure this widget
Data & spreadsheets

CSV Merge

Merge multiple CSV files into one table while keeping columns aligned consistently.

ResponsiveFreeLocal processing
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Security & privacy

SRI hash generator

Generate a Subresource Integrity hash for a file or pasted content.

ResponsiveFreeLocal processing
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Development

Regular expression tester

Test a regular expression against text and inspect the matches it returns.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV Filter

Filter CSV rows by column using text, exact values, or numeric conditions.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV Sort

Sort CSV rows by a selected column in ascending or descending order.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV Column Selector

Select the CSV columns you want to keep in the final result.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV Column Rename

Rename one or more CSV columns without changing the row data.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV Statistics

Analyze CSV columns and quickly get useful statistics about your data.

ResponsiveFreeLocal processing
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PDF & documents

Remove blank pages from a PDF

Automatically detect and remove blank PDF pages directly in your browser.

ResponsiveFreeLocal processing
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PDF & documents

Repair PDF

Repair a damaged PDF locally by rebuilding recoverable internal structures.

ResponsiveFreeLocal processing
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PDF & documents

Overlay two PDFs

Overlay the pages of one PDF onto another locally, with adjustable opacity.

ResponsiveFreeLocal processing
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Development

cURL Builder

Generate a complete cURL command from an HTTP request.

ResponsiveFreeLocal processing
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PDF & documents

Compare PDFs

Compare two PDFs page by page and measure their visual differences locally.

ResponsiveFreeLocal processing
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PDF & documents

Remove annotations from a PDF

Remove comments, highlights and other page annotations without changing the main content.

ResponsiveFreeLocal processing
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Development

HTTP Header Builder

Build custom HTTP headers and get output ready to use in your requests.

ResponsiveFreeLocal processing
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PDF & documents

Create PDF booklet

Rearrange PDF pages into spreads ready for duplex booklet printing.

ResponsiveFreeLocal processing
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PDF & documents

Analyze PDF information

Inspect pages, size, version, metadata, forms, annotations and active elements in a PDF.

ResponsiveFreeLocal processing
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Development

API Request Builder

Build a complete HTTP API request with method, URL, parameters, headers, and body.

ResponsiveFreeLocal processing
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PDF & documents

OCR PDF

Recognize text in a scanned PDF and create a searchable PDF directly in your browser.

ResponsiveFreeLocal processing
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PDF & documents

Change PDF permissions

Control printing, modifications and content extraction with an AES-256 owner password.

ResponsiveFreeLocal processing
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Development

HTTP Header Analyzer

Analyze HTTP headers to review security, caching, CORS, and cookie behavior.

ResponsiveFreeLocal processing
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PDF & documents

Split a PDF by size or page count

Automatically split a PDF by a maximum number of pages or a target file size.

ResponsiveFreeLocal processing
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Security & privacy

Basic Auth Generator

Generate an HTTP Basic Auth header and usage examples.

ResponsiveFreeLocal processing
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Security & privacy

JWT Encoder

Create a locally signed JWT with HS256, HS384, or HS512.

ResponsiveFreeLocal processing
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PDF & documents

Adjust PDF contrast and colors

Correct contrast, brightness and saturation or convert a PDF to grayscale.

ResponsiveFreeLocal processing
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PDF & documents

Securely redact a PDF

Permanently hide sensitive areas by rebuilding the document.

ResponsiveFreeLocal processing
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PDF & documents

Add text to a PDF

Add text to one or more pages at a precise position.

ResponsiveFreeLocal processing
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PDF & documents

Annotate and highlight a PDF

Highlight or frame an area and add a visible note.

ResponsiveFreeLocal processing
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PDF & documents

Add PDF headers and footers

Add recurring text with automatic page numbers.

ResponsiveFreeLocal processing
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Development

SQL formatter

Format or minify SQL queries to improve readability or reduce their size.

ResponsiveFreeLocal processing
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Development

JavaScript formatter

Format or minify JavaScript to improve readability or produce a more compact version.

ResponsiveFreeLocal processing
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Text & writing

Markdown formatter

Format Markdown text into a cleaner and more consistent structure for easier review.

ResponsiveFreeLocal processing
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Security & privacy

Password strength checker

Evaluate password strength from its length and character composition directly in your browser.

ResponsiveFreeLocal processing
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Security & privacy

JWT inspector

Inspect a JWT to review its header, payload, timestamps, and main token information.

ResponsiveFreeLocal processing
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Security & privacy

Hash comparator

Compare two hashes or checksums to immediately verify whether they match exactly.

ResponsiveFreeLocal processing
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Text & writing

Text comparator

Compare two texts line by line and quickly spot additions, removals, and changes.

ResponsiveFreeLocal processing
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Text & writing

Number extractor

Automatically extract every number found in text and return the results as a reusable list.

ResponsiveFreeLocal processing
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Text & writing

Date extractor

Automatically extract dates found in text and return them as a reusable list.

ResponsiveFreeLocal processing
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Text & writing

Readability analyzer

Estimate text readability and sentence complexity.

ResponsiveFreeLocal processing
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Development

HTML entity encoder and decoder

Encode or decode common HTML entities to convert special characters in text.

ResponsiveFreeLocal processing
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Development

JSON and YAML converter

Convert JSON data to YAML or YAML data to JSON directly in your browser.

ResponsiveFreeLocal processing
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Development

JSON and XML converter

Convert JSON data to XML or XML data to JSON directly in your browser.

ResponsiveFreeLocal processing
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Development

JSONPath tester

Query JSON data with a simple JSONPath expression.

ResponsiveFreeLocal processing
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Development

JSON Schema validator

Validate a JSON document against a schema and locate every error precisely.

ResponsiveFreeLocal processing
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Development

XPath tester

Test an XPath expression against XML and immediately inspect the matching results.

ResponsiveFreeLocal processing
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Development

Generate JSON Schema

Generate a JSON Schema from a JSON example locally in your browser.

ResponsiveFreeLocal processing
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Development

Cron expression builder

Build a standard cron expression, understand it and preview its next execution times.

ResponsiveFreeLocal processing
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Text & writing

Markdown preview

Write Markdown and instantly preview the rendered HTML.

ResponsiveFreeLocal processing
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Mathematics & calculation

Number base converter

Convert whole numbers between bases 2 and 36, including binary, octal, decimal and hexadecimal.

ResponsiveFreeLocal processing
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Development

Unix permissions calculator

Convert Unix permissions between octal and symbolic notation and generate a chmod command.

ResponsiveFreeLocal processing
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Text & writing

HTML to Markdown

Convert HTML into readable portable Markdown directly in your browser.

ResponsiveFreeLocal processing
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Development

.gitignore generator

Create a .gitignore file from presets for your technologies and tools.

ResponsiveFreeLocal processing
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Text & writing

Markdown to HTML

Convert Markdown into clean HTML directly in your browser.

ResponsiveFreeLocal processing
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Development

MIME type lookup

Find a MIME type from an extension or the other way around.

ResponsiveFreeLocal processing
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Images & graphics

SVG optimizer

Reduce SVG markup locally while keeping the graphic editable.

ResponsiveFreeLocal processing
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Web & SEO

Meta tags generator

Create SEO, Open Graph and Twitter/X tags for a web page.

ResponsiveFreeLocal processing
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Web & SEO

robots.txt generator

Create a clear robots.txt file to guide web crawlers.

ResponsiveFreeLocal processing
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Web & SEO

UTM URL builder

Add UTM parameters to a campaign URL.

ResponsiveFreeLocal processing
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Development

JSON comparator

Compare two JSON documents and highlight structural differences.

ResponsiveFreeLocal processing
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Data & spreadsheets

CSV / TSV converter

Convert tabular text between comma-separated and tab-separated formats.

ResponsiveFreeLocal processing
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Data & spreadsheets

Duplicate analyzer

Find duplicate lines, count occurrences and export a clean summary.

ResponsiveFreeLocal processing
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Web & SEO

URL validator

Validate, normalize and inspect web addresses locally.

ResponsiveFreeLocal processing
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Mathematics & calculation

Universal converter

Instantly convert length, mass, temperature, volume and dozens of other units.

ResponsiveFreeLocal processing
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Mathematics & calculation

Geometry calculator

Choose a shape, enter the dimensions you know and instantly calculate everything that can be derived.

ResponsiveFreeLocal processing
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Development

JSON to TypeScript Pro

Generate TypeScript interfaces, types, Zod schemas, or JSON Schema from sample JSON.

ResponsiveFreeLocal processing
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Mathematics & calculation

Percentage calculator

Calculate a percentage, a change, or recover an original value.

ResponsiveFreeLocal processing
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Mathematics & calculation

CM ↔ inches converter

Convert centimeters to inches instantly, or switch direction to convert inches to centimeters.

ResponsiveFreeLocal processing
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Dates & time

Date difference calculator

Calculate the exact difference between two dates in days, weeks, months, or years.

ResponsiveFreeLocal processing
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Mathematics & calculation

KG ↔ lbs converter

Convert kilograms to pounds (lb) instantly, or switch direction to convert pounds to kilograms.

ResponsiveFreeLocal processing
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Development

Data Faker

Generate realistic fake datasets in JSON, CSV or SQL.

ResponsiveFreeLocal processing
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Dates & time

Business Days Calculator

Count business days between two dates, excluding Saturdays and Sundays.

ResponsiveFreeLocal processing
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Mathematics & calculation

MM ↔ inches converter

Convert millimeters to inches instantly, or switch direction to convert inches to millimeters.

ResponsiveFreeLocal processing
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Images & graphics

Color palette generator

Generate a coordinated color palette from a starting color for your design.

ResponsiveFreeLocal processing
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Dates & time

Time Duration Calculator

Calculate the duration between a start time and an end time.

ResponsiveFreeLocal processing
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Mathematics & calculation

Celsius ↔ Fahrenheit converter

Convert degrees Celsius to degrees Fahrenheit instantly, or switch direction to convert Fahrenheit to Celsius.

ResponsiveFreeLocal processing
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Images & graphics

Image metadata reader

Inspect image dimensions, format, size and browser-readable metadata.

ResponsiveFreeLocal processing
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Web & SEO

HTML SEO Analyzer

Analyze key SEO signals in HTML locally.

ResponsiveFreeLocal processing
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Dates & time

Duration Converter

Convert seconds, minutes, hours, days and weeks.

ResponsiveFreeLocal processing
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Mathematics & calculation

KM ↔ miles converter

Convert kilometers to miles instantly, or switch direction to convert miles to kilometers.

ResponsiveFreeLocal processing
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Images & graphics

Image metadata remover

Re-encode an image locally to remove embedded metadata.

ResponsiveFreeLocal processing
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Dates & time

Days Until a Date Calculator

Calculate how many days remain until a date, or how many days have passed.

ResponsiveFreeLocal processing
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Mathematics & calculation

Meters ↔ feet converter

Convert meters to feet or feet to meters instantly.

ResponsiveFreeLocal processing
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PDF & documents

Images to PDF

Combine several images into a single PDF document.

ResponsiveFreeLocal processing
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Dates & time

ISO Week Number Calculator

Find the ISO week number of a date and the start and end dates of that week.

ResponsiveFreeLocal processing
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Mathematics & calculation

Feet ↔ inches converter

Convert feet to inches or inches to feet instantly.

ResponsiveFreeLocal processing
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PDF & documents

PDF to images

Convert PDF pages into individual images ready to download directly in your browser.

ResponsiveFreeLocal processing
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Dates & time

Time Zone Converter

Convert a date and time between two time zones.

ResponsiveFreeLocal processing
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Mathematics & calculation

Ounces ↔ grams converter

Convert ounces to grams or grams to ounces instantly.

ResponsiveFreeLocal processing
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PDF & documents

Add an image to a PDF

Place a PNG or JPEG image on the PDF page you choose.

ResponsiveFreeLocal processing
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Development

Line ending converter

Convert text between LF, CRLF and CR line endings.

ResponsiveFreeLocal processing
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PDF & documents

PDF Editor

Add text, annotations, images, drawings or a signature directly to your PDF.

ResponsiveFreeLocal processing
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Dates & time

Work Hours Calculator

Calculate worked hours after subtracting breaks.

ResponsiveFreeLocal processing
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Mathematics & calculation

Pounds (lb) ↔ grams converter

Convert pounds (lb) to grams or grams to pounds instantly.

ResponsiveFreeLocal processing
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PDF & documents

Add a signature to a PDF

Place a signature image on the PDF page you choose.

ResponsiveFreeLocal processing
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Web & SEO

Query string parser and builder

Parse URL parameters or build a query string from key-value pairs.

ResponsiveFreeLocal processing
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PDF & documents

Stamp a PDF

Add a visual stamp such as APPROVED, PAID or CONFIDENTIAL.

ResponsiveFreeLocal processing
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Dates & time

Date Format Converter

Convert dates between ISO, day-first and month-first formats.

ResponsiveFreeLocal processing
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Mathematics & calculation

Liters ↔ US gallons converter

Convert liters to US gallons or US gallons to liters instantly.

ResponsiveFreeLocal processing
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PDF & documents

Draw on a PDF

Draw freehand with the color and line width you choose.

ResponsiveFreeLocal processing
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Dates & time

Date Range Generator

Generate a list of dates between two endpoints.

ResponsiveFreeLocal processing
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Images & graphics

QR Code Reader

Read the content of a QR code from an image directly in your browser.

ResponsiveFreeLocal processing
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Mathematics & calculation

Cubic meters ↔ liters converter

Convert cubic meters to liters or liters to cubic meters instantly.

ResponsiveFreeLocal processing
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Dates & time

Meeting Time Planner

Find overlapping meeting times across two time zones.

ResponsiveFreeLocal processing
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Images & graphics

Create a GIF from images

Combine multiple images into an animated GIF directly in your browser.

ResponsiveFreeLocal processing
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Mathematics & calculation

KM/H ↔ MPH converter

Convert kilometers per hour to miles per hour or MPH to KM/H instantly.

ResponsiveFreeLocal processing
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Dates & time

Business Hours Calculator

Calculate business hours between two date-times.

ResponsiveFreeLocal processing
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Images & graphics

Color blindness simulator

Preview an image as it may appear with different types of color vision deficiency.

ResponsiveFreeLocal processing
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Mathematics & calculation

Square area calculator

Calculate the area of a square instantly from its side length.

ResponsiveFreeLocal processing
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Dates & time

Day of Week Calculator

Find the weekday for any date.

ResponsiveFreeLocal processing
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Images & graphics

Image comparator

Compare two images side by side or with a before/after slider.

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Mathematics & calculation

Square perimeter calculator

Calculate the perimeter of a square instantly from its side length.

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Web & SEO

SERP Snippet Simulator

Preview a search result from a title and meta description.

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Dates & time

Relative Time Calculator

Express a difference as “3 days ago” or “in 2 hours”.

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Images & graphics

Image ⇄ Base64

Convert an image to Base64/Data URI and convert Base64 back to an image.

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Mathematics & calculation

Rectangle area calculator

Calculate the area of a rectangle instantly from its length and width.

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Dates & time

Day of Year Calculator

Find a date’s ordinal day within the year.

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Mathematics & calculation

Rectangle perimeter calculator

Calculate the perimeter of a rectangle instantly from its length and width.

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Dates & time

Recurring Dates Generator

Generate a daily, weekly, monthly or yearly series.

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Mathematics & calculation

Triangle area calculator

Calculate the area of a triangle instantly from its base and height.

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Mathematics & calculation

Triangle perimeter calculator

Calculate the perimeter of a triangle instantly from its three side lengths.

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Mathematics & calculation

Circle area calculator

Calculate the area of a circle instantly from its radius.

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Mathematics & calculation

Circle circumference calculator

Calculate the circumference of a circle instantly from its radius.

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Mathematics & calculation

Pythagorean theorem calculator and converse

Calculate a side of a right triangle with the Pythagorean theorem or test whether a triangle is right using its converse.

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Mathematics & calculation

Thales theorem calculator and converse

Calculate a missing length with Thales’ theorem or test parallel lines with its converse.

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Mathematics & calculation

Calculate X% of a number

Calculate X% of a number instantly, for example 20% of 150.

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Mathematics & calculation

What percentage is X of Y?

Calculate what percentage one value represents of another.

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Mathematics & calculation

Percentage increase calculator

Calculate the percentage increase between an initial value and a final value.

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Web & SEO

Local Indexability Analyzer

Detect noindex, nofollow and canonical inconsistencies from HTML.

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Mathematics & calculation

Percentage decrease calculator

Calculate the percentage decrease between an initial value and a final value.

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Mathematics & calculation

Discount and sale price calculator

Calculate the final price after a discount and the amount saved instantly.

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Mathematics & calculation

m² ↔ ft² converter

Convert square meters to square feet or square feet to square meters instantly.

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Mathematics & calculation

Hectares ↔ acres converter

Convert hectares to acres or acres to hectares instantly.

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Mathematics & calculation

Liters ↔ UK gallons converter

Convert liters to imperial UK gallons or UK gallons to liters instantly.

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Mathematics & calculation

Bar ↔ PSI converter

Convert bar to PSI or PSI to bar instantly.

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Mathematics & calculation

kW ↔ PS ↔ hp converter

Convert kilowatts, metric horsepower (PS) and mechanical horsepower (hp) without treating them as identical.

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Mathematics & calculation

MB/GB ↔ MiB/GiB converter

Convert decimal storage units MB/GB and binary units MiB/GiB correctly.

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Mathematics & calculation

Yards ↔ metres converter

Convert yards to metres or metres to yards instantly.

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Mathematics & calculation

PSI ↔ kPa converter

Convert PSI to kilopascals or kPa to PSI instantly.

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Mathematics & calculation

Knots ↔ km/h converter

Convert knots to kilometres per hour or km/h to knots instantly.

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Mathematics & calculation

kWh ↔ joules converter

Convert kilowatt-hours to joules or joules to kWh instantly.

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Mathematics & calculation

Number ↔ words

Convert a number to words or written words back to digits, with a euro amount mode for cheques and documents.

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Mathematics & calculation

Cheque / check amount in words

Write a euro amount in words for a cheque or check, with euros and cents handled automatically.

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Images & graphics

Aspect ratio calculator

Calculate proportional dimensions for images and videos.

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Security & privacy

CSP generator

Create a Content Security Policy to strengthen your website security.

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Security & privacy

Security headers generator

Generate HTTP security headers for the protections you want to enable on your site.

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Security & privacy

Password policy generator

Generate a clear password policy from the security rules you choose for your organization.

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Images & graphics

QR code generator

Create a QR code locally for text, a URL, email, phone number or Wi-Fi network.

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Images & graphics

Image color extractor

Extract a dominant color palette from an image without uploading it to a server.

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Images & graphics

Image cropper

Select an area visually, lock an aspect ratio, and export the cropped image locally.

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Images & graphics

Responsive image generator

Create multiple image widths and automatically generate srcset and picture markup.

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Images & graphics

Image watermark tool

Add text or a logo locally with adjustable position, opacity, size, and rotation.

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Images & graphics

SVG to PNG converter

Turn an SVG into PNG, JPEG, or WebP with custom dimensions and background.

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Web & SEO

Schema.org JSON-LD generator

Create JSON-LD structured data ready to embed in a web page.

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Web & SEO

User-Agent parser

Identify the browser, operating system, device and bots in a User-Agent string.

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Finance & business

Loan calculator and monthly payments

Simulate a loan, calculate monthly payments and total cost, and view a complete amortization schedule.

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Finance & business

VAT Calculator: Net, VAT and Gross

Instantly calculate net price, VAT and gross price in either direction.

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Finance & business

Discount and Sale Price Calculator

Calculate a discounted price, the amount saved, or the discount percentage.

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Finance & business

Gross to net salary calculator

Estimate net pay before income tax from gross salary, or calculate gross pay from net.

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Finance & business

Compound interest calculator

Calculate capital growth with compound interest and regular contributions.

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Finance & business

Salary increase calculator

Calculate your new salary after a raise or find the percentage needed to reach a target salary.

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Finance & business

Simple interest calculator

Calculate simple interest and final amount.

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Finance & business

Rental yield calculator

Calculate the gross and net yield of a rental property investment.

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Finance & business

Sales commission calculator

Calculate sales commission from revenue and the applicable commission rate.

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Finance & business

Mortgage affordability calculator

Estimate how much you can borrow and the home price you may afford from income, debts, down payment, rate and term.

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Finance & business

Debt-to-income ratio calculator

Calculate your total debt-to-income ratio, housing ratio and remaining monthly borrowing room.

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Finance & business

NPV calculator – net present value

Calculate net present value from an initial investment, future cash flows and a discount rate.

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Finance & business

Payback period calculator

Calculate how long an investment takes to recover, with simple and discounted cash flows.

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Construction & renovation

Concrete calculator

Calculate concrete volume and the cement, sand, gravel or bags required.

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Construction & renovation

Paint calculator

Calculate paintable area, litres required and paint containers to buy.

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Construction & renovation

Tile calculator

Calculate tiles, boxes and quantities to order.

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Construction & renovation

Concrete block calculator

Calculate concrete blocks, pallets and mortar bags for a wall.

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Construction & renovation

Gravel calculator

Calculate gravel volume, weight, bags or bulk bags to buy.

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Construction & renovation

Slope calculator

Convert slope between percent, degrees, rise, length and ratio.

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Construction & renovation

Drywall calculator

Calculate plasterboards, tracks, studs and screws for a partition or ceiling.

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Construction & renovation

Flooring and laminate calculator

Calculate packs, underlay, surplus and skirting boards for your floor.

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Construction & renovation

Thermal insulation calculator

Calculate area, volume, packs and thermal resistance R of insulation.

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Construction & renovation

Wallpaper calculator

Calculate drops and rolls from dimensions and pattern repeat.

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Construction & renovation

Stair calculator

Calculate steps, riser height, going, angle and the Blondel formula.

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Construction & renovation

Decking calculator

Estimate decking boards, joists, fixings and waste.

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Construction & renovation

Screed calculator

Calculate screed volume, dry mix, cement, sand and bags.

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Construction & renovation

Brick calculator

Estimate bricks, joints, wall volume and mortar.

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Construction & renovation

Roof tile calculator

Calculate sloped roof area and the number of tiles required.

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Construction & renovation

Fence calculator

Calculate fence panels, posts and footing concrete.

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Construction & renovation

Render calculator

Calculate render area, kilograms and bags.

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Construction & renovation

Paver calculator

Calculate pavers, packs, joints and bedding volume.

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