Work Hours Calculator
Calculate total work hours between a start and end time, with optional break deductions.
What Is the Work Hours Calculator?
The work hours calculator computes the total time worked in a day or week, accounting for break times. It also calculates overtime based on standard 8-hour days and 40-hour weeks.
Formula
How to Use
Enter your start time and end time for each day. Add any break duration in minutes. The calculator totals your hours and identifies overtime beyond 8 hours/day or 40 hours/week.
Example Calculation
Started at 9:00 AM, ended at 6:30 PM with a 45-minute lunch break: 9.5 hours − 0.75 hours = 8.75 hours worked, with 0.75 hours overtime.
Understanding Work Hours
Work Hours Calculator is a free online tool that helps you solve real-world problems instantly. Whether you are a student, professional, or curious learner, this calculator provides accurate results with clear explanations.
Our tool uses proven mathematical formulas and algorithms to deliver precise calculations. All computations happen in your browser — no data is sent to any server.
Bookmark this page for quick access whenever you need to perform work hours calculator calculations.
Frequently Asked Questions
Does it handle night shifts?
Yes, the calculator handles end times past midnight. If your shift ends after midnight, it correctly calculates the duration.
What counts as overtime?
Standard overtime is any time beyond 8 hours in a day or 40 hours in a week, depending on jurisdiction.
Can I calculate weekly total?
Yes, add entries for each day of the week to see daily hours and weekly total.