KALKSY

Time Difference Calculator

Calculate hours, minutes and seconds between two clock times.

Enter the two dates and times below.

First date
Time::
Second date
Time::
Difference:

1 hours 0 minutes 0 seconds


Total hours:

1

Total minutes:

60

Total seconds:

3,600

Calculating Time Duration ⌛

Measures the difference between two clock times.

Often used for tracking work hours and shift lengths.

Key Facts

  • Duration may cross midnight.
  • Decimal hour output is useful for payroll systems.
  • Some industries track time in 15-minute increments.

Formulas

  • Duration Formula
    Duration = End Time − Start Time - Computes the time interval between two clock points.