Calculate time differences, add/subtract time, and convert between time units
Time duration calculations are essential for many applications including project management, work hour tracking, event planning, and scientific research. Our calculator handles three main types of time calculations:
All calculations account for proper time unit conversions (60 seconds in a minute, 60 minutes in an hour, 24 hours in a day, etc.).
Our time duration calculator is highly accurate, using JavaScript's Date object for precise calculations. It accounts for:
For business days calculations (excluding weekends), you would need to manually account for non-working days as our calculator shows total elapsed time.
Time duration calculations are used in many professional and personal contexts:
While our calculator shows total elapsed time (calendar days), you can estimate working days by:
For example, a 10-day period from Monday to the following Friday would include:
For precise business day calculations including holidays, you would need specialized business day calculator that knows your specific holidays.