Work & time

Hour calculator

Add up several time blocks. The working time calculator is there for start and end times.

Updated on Apr 21, 2026 Calculator, calculation path and examples on one page

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Calculator

Time block 1 (HH:MM)

Time block 2 (HH:MM)

Time block 3 (HH:MM)

Time block 4 (HH:MM)

Withdrawal time (HH:MM)

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Examples

Add up several blocks of work in a day.

Total duration: 04:50 hours

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Only two entries with a break.

Total duration: 04:45 hours

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Four blocks of time without a break.

Total duration: 04:35 hours

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FAQ

What is the hourly calculator intended for?

For summing or counter-calculating several blocks of time, such as project times or individual assignments.

Can I deduct breaks or interruptions?

Yes, there is a separate deduction time for this.

Is this a time tracking system?

No, it is a fast time totalizer in HH:MM format.

What makes it different from the working time calculator?

Here you add up duration blocks, there you calculate the start and end of a shift.

Can I also enter 00:00?

Yes, empty blocks can be entered neutrally in this way.

Related calculators

Calculate daily and weekly working time from start time, end time and breaks.

Convert time minutes to industrial minutes and back.

Calculate working days between two dates with state and holidays.

Sources and notes