Date Calculator
Select two dates to calculate the difference in years, months, days, hours, minutes and seconds.
About This Tool
Free online date calculator. Select two dates and the difference in years, months, days, hours, minutes and seconds is calculated automatically. You can switch the display to "by year", "by month", "by day", etc. No installation required.
How to Use
1. Select Date 1 and Date 2: click the date box to open the picker, or use "Now" to set the current time. The difference updates automatically when you change either date.
2. View the result: the difference is shown as chips (e.g. 1 year, 3 months, 5 days). Only units with a value ≥ 1 are shown (e.g. "years" only if the difference is at least 1 year). Use the tabs above to switch between "by year", "by month", "by day", etc.
3. If Date 1 is later than Date 2, a note is shown and the absolute difference is displayed.