Hours Calculator

Compute work hours and pay between two times.

Hours worked

8

Total pay

$160.00

Time Breakdown

Hours Summary

Hours Summary

FieldValue
Start time09:00
End time17:30
Break (minutes)30 min
Hours worked8
Hourly rate$20.00
Total pay$160.00

Understanding Hours

The hours calculator determines the time difference between two times and computes total work hours for payroll and timesheet purposes. Calculating work hours manually can be surprisingly error-prone, especially when shifts cross midnight, include break times, or span different time zones. This calculator handles all these scenarios with ease. Enter your start time and end time to see the exact duration in hours and minutes, decimal hours for payroll, and total minutes. The calculator correctly handles overnight shifts where the end time is earlier than the start time. For payroll and time tracking, the decimal hours format is particularly useful because most payroll systems require hours in decimal form rather than hours and minutes. This calculator is essential for hourly employees tracking their hours, freelancers billing clients by the hour, managers verifying timesheets, and small business owners running payroll. It eliminates manual calculation errors that can lead to underpayment or overpayment. The calculator can also compute pay by multiplying the total hours by an hourly rate, making it a complete time-and-pay computation tool. Use this free hours calculator for time tracking, payroll processing, billing, or any situation where you need to accurately determine the duration between two times.

Practical Example

Scenario: Let's walk through a practical example of work hours tracking to see how this works in practice.

Step 1 — Gather your data: Identify the key values you need for the calculation. Make sure all measurements use consistent units.

Step 2 — Enter your values: Input the numbers into the calculator fields above. Double-check each entry for accuracy.

Step 3 — Review the result: The calculator displays your result instantly. Compare it with your expectations — if the number seems off, verify your inputs.

Pro tip: Run the calculation with slightly different inputs to see how sensitive the result is to each variable. This sensitivity analysis helps you understand which factors matter most for your specific situation.

Frequently Asked Questions

How are work hours calculated?

Total hours equal end time minus start time minus any unpaid breaks, expressed in decimal hours (e.g., 8.5 = 8 hours 30 minutes).

How do I convert minutes to decimal hours?

Divide minutes by 60 — for example, 30 minutes = 0.5 hours, 15 minutes = 0.25 hours.

Does this include overtime?

No — this calculates raw hours; use the overtime calculator to figure out time-and-a-half pay.

Can I save my calculation results?

You can bookmark this page or take a screenshot of your results. For ongoing tracking, consider recording your calculations in a spreadsheet or note-taking app along with the date and inputs used.

Is this calculator free to use?

Yes, this calculator is completely free with no registration required. You can use it as often as needed with no limitations on the number of calculations.

Disclaimer: This calculator provides estimates for informational purposes only. Actual results may vary. Consult a qualified professional for personalized advice.

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