Work Hours Calculator

Free online work hours calculator. Enter your start and end times, add breaks, and instantly get your total hours, regular time, and overtime. Perfect for employees and freelancers. 100% client-side.

Settings

minutes
hours

Time Entries

About This Tool

This Work Hours Calculator helps you quickly calculate your daily and weekly work hours. Simply enter your start and end times, specify your break duration, and get instant results.

Whether you are tracking hours for payroll, invoicing clients, or just keeping personal records, this tool makes time tracking simple and accurate.

How to Use

  1. Enter your start and end times in HH:MM format (e.g., 09:00, 17:30).
  2. Set your break duration in minutes.
  3. Add multiple entries if you work multiple shifts per day.
  4. View your total hours, regular hours, and overtime instantly.

Frequently Asked Questions

How do I calculate work hours?

Subtract your start time from your end time, then subtract any breaks. For example, 9:00 AM to 5:00 PM with a 30-minute lunch break equals 7.5 hours.

What is overtime?

Overtime is any work time exceeding your regular threshold (commonly 8 hours per day). This calculator automatically separates regular and overtime hours.

Can I track multiple shifts?

Yes! Use the "+ Add Entry" button to add multiple shifts per day. The calculator will sum all entries automatically.

Is my data saved?

No. All calculations happen entirely in your browser. Your time data is never sent to any server.

Common Use Cases