Calculate the difference between two dates in days, weeks, months, years
Select dates to see the result.
Shows difference in years, months, and days combined, plus separate days, weeks, and hours.
Estimates project business days by excluding weekends (Saturdays and Sundays) automatically.
Start and end date order does not matter; calculations are always absolute and positive.
Everything runs inside your web browser. We never upload your text, files, or personal data to any servers.
No sign-ups, no subscriptions, and no usage limits. Get your results instantly in a single click.
The calculator uses the exact calendar intervals between the two dates, correctly accounting for varying month lengths and leap years.
Work days are calculated by subtracting weekends (Saturdays and Sundays) from the total day count between the two dates.
The tool calculates the elapsed duration. For example, from Monday to Tuesday is calculated as 1 day.
The calculator automatically detects the chronologically earlier date as the start date, so you will always get a positive duration.
No. All date operations are computed locally in your web browser. No calendar dates are ever shared.
Yes, completely. All calculations and file conversions happen entirely inside your own browser. We do not store, view, or upload any of your input data to our servers.
No. UtilsGo is 100% free. You don't need to create an account, register, or pay for any features.
Built by UtilsGo • Last updated May 2026 • No ads • No tracking