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 8AM to 10PM Duration 1AM to 10PM Duration 6PM to 12AM Duration 7AM to 8PM Duration 7AM to 3AM Duration 12PM to 10PM Duration 11AM to 8AM Duration 10PM to 10PM Duration 6PM to 6AM Duration 9PM to 10AM Duration 5AM to 10PM Duration 11AM to 10PM Duration 12PM to 2PM Duration 11PM to 12AM Duration 4PM to 8AM Duration 6PM to 7AM