Date and time
Time calculator
Add or subtract two durations in hours and minutes.
Calculators: 8
Date and time
Explore Date and time calculators and online tools for Dates, age and durations. Choose a tool and get an instant result with clear formulas and examples.
Date and time
Add or subtract dates
Move a date forward or backward by years, months, weeks and days.
Date and time
Age calculator
Find age on a chosen date in years, months and days.
Date and time
Business days
Count working days with custom weekends and excluded dates.
Date and time
Date difference
Count days between dates and see the calendar duration.
Date and time
Time duration
Find the duration between two local date-times in hours and minutes.
Date and time
Time zone converter
Convert date-times between time zones with daylight-saving rules.
Date and time
Work hours / time card
Calculate shift length minus unpaid breaks.
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