**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:**

- Enter the start hour and start minute.
- Enter the end hour and end minute.
- Click the “Calculate” button.
- 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.”

**FAQs:**

**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.**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.**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.**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.