Time Unit Converter
Convert between time units quickly and accurately.
Minutes (min)
90
1.5 Hours (h)
Milliseconds (ms)
5,400,000
Seconds (s)
5,400
Days (d)
0.0625
Weeks (wk)
0.00892857
Months use an average of 30.44 days; years use 365.25 days (accounting for leap years).
In-depth explanation
Convert durations between milliseconds, seconds, minutes, hours, days, weeks, and approximate months/years. Everything runs locally in your browser — your inputs are not uploaded to produce the result.
There are 86,400 seconds in a day (24 × 60 × 60). Months use an average of 30.44 days; years use 365.25 days to account for leap years. Calendar months vary.
Use the Time Difference Calculator in Time Tools instead. Tweak the inputs above to compare options, then copy or note the result you need.
Frequently asked questions
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