Hours Calculator
Calculate time duration between two times with instant results.
Adjustments (Optional)
Use positive numbers to add time, negative to subtract
How to Use
1. Enter Start Date & Time
Enter when work started (date and time)
2. Enter End Date & Time
Enter when work ended (date and time)
3. Multi-Day Shifts
Use different dates for shifts that span multiple days
4. Instant Results
Results appear automatically as you type. No submit button needed!
💡 Example
Start: Today 9:00 AM
End: Today 5:30 PM
Result: 8 hours 30 minutes (8.50 hours)
Keep multi-day schedules precise with DateMath Pro, especially when you compare long shifts or split work weeks.
If your crew spans time zones, TravelGeo gives you quick geographic offsets so you know exactly when everyone clocks in.
And when it is time to translate results into paychecks, PayWise breaks down gross pay, deductions, and net amounts without leaving the browser.
Disclaimer: This calculator is provided "as-is" for informational and educational purposes only. Results should not be considered professional financial, legal, or employment advice. Always verify calculations with your employer, payroll department, or qualified professional. We are not responsible for any errors, omissions, or decisions made based on these calculations.