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Hours Adder
Sum several hour and minute durations instantly.
The tool adds up to three durations (hours + minutes each) and returns the total in h:mm along with the hours and minutes separately.
How it works
The tool adds up to three durations (hours + minutes each) and returns the total in h:mm along with the hours and minutes separately.
Worked example
1 h 30 + 0 h 15 + 0 h 45 = 2 h 30.
Recommendations
- Use for timesheets and weekly totals
- Group tasks to estimate project durations
- Double-check minutes sums above 60
Tips & advice
- Zero entries are ignored automatically
- The total rolls minutes over into hours
- Pair with the work-time tool for shift totals
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Hours Adder
Sum several hour and minute durations instantly.
Use the calculatorInvoice Generator FAQs
Yes, they use the browser's date engine. Results update live as you change the dates or times.
Dates use the international YYYY-MM-DD format in the inputs. Display adapts to your locale.
Yes — every generated calendar and schedule can be printed directly from the page with your browser.
No. All conversions and world clocks run locally in your browser with standard time zone offsets.
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