Hours Calculator
Instantly calculate the duration in hours and minutes between two times. Supports calculations across multiple days for work shifts, events, or time tracking.
Enter start and end times to calculate duration
What is an Hours Calculator?
This tool calculates the exact time difference (elapsed time) between two specific moments. It provides the total duration in hours and minutes, making it ideal for tracking work shifts, calculating overtime, or determining the length of events.
How to Use
Select your preferred time format (12-hour or 24-hour).
Enter the Start Time and End Time.
Enable 'Multi-day calculation' if the time span crosses midnight or multiple dates.
Select the Start Date and End Date if multi-day mode is active.
Click 'Calculate Duration' to see the total hours and minutes.
Examples
Standard Work Day
09:00 AM to 05:30 PM
Overnight Shift
10:00 PM (Start) to 06:00 AM (End)
Long Weekend
Friday 02:00 PM to Monday 10:00 AM
Common Use Cases
- Calculating work hours and payroll
- Tracking time duration for projects
- Determining flight or travel time
- Measuring event duration
- Calculating parking or rental fees
Tips
- Use the 'Now' button to instantly insert the current time.
- For same-day calculations, keep 'Multi-day calculation' disabled for faster input.
- When calculating overnight shifts (e.g., 10 PM to 6 AM), enable multi-day mode and select the dates to ensure accuracy.
- The result provides both a total hour count (e.g., 1.5 hours) and a breakdown (1 hour 30 minutes).