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Time Converter

Spelling: American | British
Use this time converter to convert instantly between milliseconds, seconds, minutes, hours, days, weeks, months, years and other metric and imperial time units.


Disclaimer: Whilst every effort has been made in building this calculator, we are not to be held liable for any damages or monetary losses arising out of or in connection with the use of it. This tool is here purely as a service to you, please use it at your own risk. Full disclaimer. Do not use calculations for anything where loss of life, money, property, etc could result from inaccurate calculations.

Conversion units for the Time Converter

Attoseconds (as), Days (d), Femtoseconds (fs), Hours (h), Microseconds (µs), Milliseconds (ms), Minutes (min), Months, Nanoseconds (ns), Picoseconds (ps), Seconds (s), Shakes, Weeks, Years (a),

To learn about weeks and years conversions, see our article how many weeks are in a year? Alternatively, if you would like to calculate the number of days between two dates, give the days between dates calculator a try.

Popular individual converters:

Hours and seconds, minutes and hours, minutes and days


To help with productivity, we now set a cookie to store the last units you have converted from and to. This means that when you re-visit this time converter, the units will automatically be selected for you.