Free online tool

Time Card Calculator

Enter your start time, end time and break duration.

Instant calculation

Time Card Calculator

Enter your start time, end time and break duration.

Your numbers stay in this browser. Nothing is uploaded or saved.

Three clear steps

How to use this calculator

  1. 01

    Enter start time

    Type your clock-in hour and minute.

  2. 02

    Enter end time

    Type your clock-out hour and minute.

  3. 03

    Enter break

    Type your total break time in minutes.

The formula

How this calculation works

Calculates total time on the clock minus unpaid breaks.

Time Card Calculator

Work hours = (End time − Start time) − Break time

(17:00−9:00)−0:30=8:00−0:30=7:30

Check the method

Worked examples

Each example follows the same formula used by the calculator.

9:00 AM to 5:00 PM with 30 min break — work hours?

(17:00−9:00)−0:30=8:00−0:30=7:307 hours 30 minutes

Common questions

Questions about this calculation

What is the Time Card Calculator?

The Time Card Calculator helps you calculate work hours from clock-in and clock-out times with break deduction. Enter your values and select Calculate to get an instant result.

How is the result calculated?

Calculates total time on the clock minus unpaid breaks.

Can you show an example?

Example: 9:00 AM to 5:00 PM with 30 min break — work hours? — 7 hours 30 minutes.

Is my data saved when I use the Time Card Calculator?

No. All calculations run locally in your browser. Your inputs and results are never uploaded, stored or shared with anyone.

Is the Time Card Calculator free to use?

Yes. The Time Card Calculator is completely free. No account, sign-up or payment is required. It works on mobile, tablet and desktop.