Calculate the gap between two dates in years, months, days, total days, weeks and business days.
Two dates, instant answer.
Pick the start date in the first field.
Pick the end date in the second field — it defaults to today.
Read the difference in years, months and days instantly.
Check total days, full weeks and business days below.
Built for speed, privacy and reliability — on any device.
Real calendar math between any two dates — leap years handled.
See the whole span in days and full weeks at a glance.
Monday-to-Friday working days between the dates, weekends excluded.
Dates are calculated locally — nothing is stored or sent.
No account, no limits.
Calendar math: full years, then remaining months, then remaining days — leap years are handled correctly.
Monday-to-Friday days between the two dates. Saturdays and Sundays are excluded.
The tool asks you to swap them — it always counts forward from start to end.
No. Everything is calculated in your browser.
The tool works in all modern browsers including Google Chrome, Mozilla Firefox, Microsoft Edge, Safari and Opera. We recommend keeping your browser up to date for the best experience.
Step-by-step guide with screenshots and tips.
Read guide →Step-by-step guide with screenshots and tips.
Read guide →Step-by-step guide with screenshots and tips.
Read guide →Step-by-step guide with screenshots and tips.
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