Date Difference
Count the days between two calendar dates.
10 tools
Date & time calculators
Choose the question you actually want answered. Each page includes plain-language input examples, a result breakdown, assumptions, Pro scenario comparison and related tools.
Hours
Calculate elapsed hours and minutes between two clock times.
Business Days
Count Monday–Friday working days between two dates after subtracting entered holidays.
Working Days Between Dates
Count workdays between two dates using a 5-day or 6-day workweek.
Days Until Date
Count calendar days from one date to a future target date.
Date Add / Subtract
Move a calendar date forward or backward by a chosen number of days.
Weeks Between Dates
Convert the gap between two dates into weeks plus leftover days.
Shift Hours
Calculate paid time for one or more shifts after unpaid breaks.
Birthday Countdown
See how many days remain until the next occurrence of a birthday.
Time Zone Converter
Convert a clock time between two UTC offsets and show whether the calendar day changes.