Add or Subtract Time
Result:
Start Time:
12:00:00
Time Added:
01:30:00
Result Time:
13:30:00
Calculate Time Difference
Time Difference:
2
hours
30
minutes
15
seconds
9015
total seconds
02:30:15
Convert Time Formats
Converted Time Formats:
| 24-hour format: | 13:30:00 |
| 12-hour format: | 01:30:00 PM |
| Decimal hours: | 13.5 hours |
| Total minutes: | 810 minutes |
| Total seconds: | 48,600 seconds |
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How to Use
- Enter a start time in HH:MM:SS format.
- Select whether to add or subtract time.
- Enter the hours, minutes, and seconds to add or subtract.
- Click "Calculate" to see the result.
- Enter a start time and end time in HH:MM:SS format.
- Check "End time is on the next day" if the end time is on the following day.
- Click "Calculate Difference" to find the time between the two times.
- Enter a time in the format specified by the "Input Format" dropdown.
- Select the format of your input time.
- Click "Convert" to see the time in various formats.
About This Calculator
Our Time Calculator is a versatile tool that helps you perform various time-related calculations quickly and accurately.
Features:
- Add or subtract hours, minutes, and seconds
- Calculate the time difference between two times
- Convert between different time formats
- Support for 12-hour and 24-hour formats
- Handle time spans across multiple days
All calculations are performed in your browser and no data is sent to our servers, ensuring your privacy.