Your Complete Date & Time Toolkit
This free online tool provides a comprehensive suite of date and time utilities. Whether you need to calculate the difference between dates, convert timestamps, format dates, or perform various date calculations, we've got you covered!
How to use: Simply select the tool you need below, enter your dates or values, and click the calculate button. All calculations are performed instantly in your browser. Your data is saved locally for convenience on your next visit.
Add or subtract days, weeks, months, or years from a date.
Calculate the difference between two dates in various units.
Format dates in various international formats.
Convert between Unix timestamps and human-readable dates.
Time is in your local timezone
Calculate exact age in years, months, and days.
Find out which day of the year any date is (1-365/366).
Find the week number for any date in the year.
Find out what day of the week any date falls on.