Dates & time
Beta
Add or Subtract Time from a Date
Add or subtract days, weeks, months or years from a date.
100% localNew
Use this toolTag
Resources for “duration”
Discover 6 resources related to duration.
Tools
Dates & time
Beta
Time Duration Calculator
Calculate the duration between a start time and an end time.
100% localNew
Use this toolDates & time
Beta
Duration Converter
Convert seconds, minutes, hours, days and weeks.
100% localNew
Use this toolGuides and articles
GuideBest practicesBeginner
How to calculate work hours with a break
Calculate actual working time between a start and end time, subtract breaks and handle shifts that cross midnight.
8 September 20262 minRead
GuideBest practicesBeginner
Date and time calculations: a practical guide
Date differences, durations, business days, ISO weeks, recurrences and formats: choose the right date and time calculation.
7 September 20262 minRead
GuideConcepts and technologiesBeginner
Durations and time: calculate, convert and handle midnight crossings
Understand the difference between a clock time and a duration, calculate intervals between times, and convert seconds, minutes, hours, days and weeks.
28 August 20263 minRead