Calculate Time Duration

The fastest way to determine exact hours and minutes between two times. Professional tools for work, payroll, and planning.

Interactive Duration Tool

Start Time

End Time

Popular Work Shift Comparisons

Duration 3AM to 5AM Duration 9PM to 5AM Duration 11PM to 4AM Duration 9PM to 12AM Duration 10PM to 10AM Duration 12AM to 3AM Duration 4AM to 8PM Duration 8PM to 4PM Duration 2PM to 2PM Duration 5AM to 4PM Duration 4AM to 7PM Duration 9PM to 5PM Duration 9AM to 11PM Duration 11PM to 6PM Duration 12AM to 9PM Duration 3PM to 6AM