Hours Calculator
Find the hours and minutes between two times, including overnight shifts and unpaid breaks, shown as hours:minutes and as a decimal for payroll. Instant and free.
How it works
- 1
Enter start and end times
Add the times for each day you worked.
- 2
Add breaks
Enter unpaid break minutes for each day.
- 3
Set pay and overtime
Optionally add an hourly rate, overtime multiplier and weekly or daily threshold.
- 4
Copy or export
Copy a summary or download a CSV for your timesheet.
Common uses
- Work out the length of a shift or appointment.
- Convert a time span into decimal hours for billing.
- Check how long an overnight shift really was.
About the Hours Calculator
Find the hours and minutes between two times, including overnight shifts and unpaid breaks, shown as hours:minutes and as a decimal for payroll. Instant and free.
Enter any two times and an optional break to get the duration as hours and minutes, decimal hours and total minutes — the three formats timesheets and invoices ask for.
Hours Calculator is part of a free, privacy-first toolkit. It opens instantly and saves to your browser's own storage, so there's no account to create and nothing is sent to a server.
Because hours calculator works without any sign-up or installation, you can use it as often as you like and it's always available — on desktop or mobile, and even offline.
Explore more productivity tools, or try Time Card Calculator · Online Timer.
One-click presets: Time Card Calculator.
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Hours Calculator — FAQ
8 hours. With a 30-minute unpaid lunch it's 7.5 hours (7:30).