Time Calculator: Add and Subtract Hours and Minutes
Need to add time or subtract time quickly? This free time duration calculator adds hours, minutes and seconds, turns minutes into seconds, and gives decimal hours for timesheet and payroll sums.
It works in your browser as a free web app – nothing to download or sign up for. Results update as you type, and one tap copies them to an invoice, spreadsheet or email.
How do I add hours and minutes?
Enter both durations, choose Add and the total shows straight away.
Can I get decimal hours for a timesheet?
Yes. Decimal hours and decimal minutes appear beside the h:m:s result.