Free Online Hours Calculator

⏰ Hours Calculator

Easily calculate the total time between two times or add/subtract hours from a specific time.

Click "Calculate" to see your time calculation results here

🔍 What this tool does?

The Hours Calculator lets users quickly compute the duration between two times or calculate a new time by adding/subtracting hours. It's ideal for professionals, students, or anyone managing schedules.

⭐ Key Features

  • Calculate time difference between any two times
  • Add or subtract hours from a given time
  • Friendly UI with mobile responsiveness
  • Copy results with one click
  • Accurate 24-hour or 12-hour time support

⚙️ How to use?

  1. Select a calculation mode (duration or add/subtract)
  2. Enter the times and values accordingly
  3. Click "Calculate" to view the result
  4. Use "Copy" or "Reset" as needed

💡 Creative Use Cases:

  • Employee shift tracking
  • Project time estimation
  • Workout or study planning
  • Event scheduling across time zones
  • Cooking or parking timer adjustments

🙋 FAQs

Q: Can I calculate times that span midnight?
A: Yes! The calculator automatically handles day wrap-around for accurate results.

Q: Can I use decimal hours?
A: Absolutely! Enter values like 2.5 for 2 hours and 30 minutes, or -1.25 for subtracting 1 hour and 15 minutes.

Q: Does it work on mobile devices?
A: Yes, the calculator is fully responsive and works perfectly on all devices.

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