Convert hours, minutes, and seconds to decimal hours instantly. Perfect for timesheets, payroll, billing, and project tracking.
Enter hours, minutes, and seconds
Supports 12-hr (9:30 AM) and 24-hr (14:45) formats
If end is before start, overnight shift is assumed.
Add multiple entries and get a total
5 min
0.083
10 min
0.167
15 min
0.250
20 min
0.333
30 min
0.500
45 min
0.750
Clock Preview
Enter a time above
From H:M:S
H + M/60 + S/3600
Minutes only
Minutes ÷ 60
Seconds only
Seconds ÷ 3600
Pay calculation
Decimal × Rate