Most useful for time cards
Time Card Calculator
Total a week or two weeks with unpaid breaks, estimated overtime and optional gross pay.
Example · 42h 30m · 2h 30m overtime · $1,093.75
Free · No sign-up · Runs in your browser
Free Time, Work Hours & Pay Calculators
Calculate durations, work hours and time cards in your browser. Fast, private and no sign-up required.
What do you need to calculate?
Add or subtract lengths of time
Combine several durations into one total, even when the result is negative.
Find time between two clock times
Measure elapsed time, with an explicit switch for shifts that end the next day.
Total work shifts or a time card
One shift after a break, or a full week with estimated overtime and gross pay.
Every tool you need
Time Calculator
Add or subtract hours and minutes across several durations.
Example · 1h 20m + 45m − 30m = 1h 35m
Time Duration Calculator
Find the time between a start and an end clock time, including overnight shifts.
Example · 10:30 PM → 6:15 AM next day = 7h 45m
Work Hours Calculator
Total one shift after an unpaid break.
Example · 9h 30m − 1h break = 8h 30m
Decimal Hours Converter
Convert hours and minutes to decimal hours and back.
Example · 7h 30m = 7.50 hours
Military Time Converter
Convert between 12-hour and 24-hour time.
Example · 2:35 PM = 1435
How it works
- Mon8:00 AM – 5:30 PM, 1h break8h 30m
- Tue8:00 AM – 5:30 PM, 1h break8h 30m
- Wed8:00 AM – 5:30 PM, 1h break8h 30m
- Thu, FriSame shift17h 00m
Total worked42h 30m
Every result shows how the total was built. Formulas and limits are published, so you can check the math. Overtime and gross pay are estimates based on settings you control.
Enter
Add times, durations or values. Labels stay visible and examples are one click away.
Calculate
Select Calculate. The result is worked out on your device, with a breakdown of every step.
Copy or export
Copy the summary, export CSV, or print a clean time card.