Hour Duration Calculator

Introduction: The Hour Duration Calculator simplifies the process of calculating the duration between two specified times. Whether for time tracking or planning, this calculator provides accurate duration results.

Formula: The calculator calculates the duration by subtracting the start time from the end time, considering both hours and minutes.

How to Use:

  1. Enter the start hour and start minute.
  2. Enter the end hour and end minute.
  3. Click the “Calculate” button.
  4. View the result, which displays the duration in hours and minutes.

Example: For example, entering a start time of 10:30 and an end time of 14:45 will yield a result of “Duration: 4 hours and 15 minutes.”


  1. Q: Can I use this calculator for any time range? A: Yes, you can input any valid start and end times, and the calculator will provide the accurate duration.
  2. Q: What happens if I input non-numeric values or leave the fields blank? A: The calculator prompts you to enter valid numeric values for all time-related fields.
  3. Q: Is there a limit to the duration that can be calculated? A: No, there is no strict limit. You can calculate durations across various time spans.
  4. Q: Can I calculate the duration between different days? A: Yes, you can calculate durations that span across different days.

Conclusion: The Hour Duration Calculator is a valuable tool for determining the time span between two specified times. It is versatile and applicable in various scenarios, including time tracking, project planning, and scheduling.

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