Calculators
Date Difference Calculator
Pick a start and end date to see the difference in years, months and days, plus totals in days, weeks, hours and minutes, with an option to include the end date as a full day.
Examples
Input
2026-01-01 → 2026-06-29
Output
5 mo 28 d · 179 days
How to use Date Difference Calculator
Choose the start date
Select the earlier date of your range.
Choose the end date
Select the later date — order is corrected automatically.
Review the span
See the breakdown and totals; toggle to include the end day.
Why use this tool
Years, months and days breakdown
Totals in days, weeks, hours, minutes
Optional inclusive end date
Instant, private calculation
Frequently asked questions
It counts the final day as a full day, adding one to the totals — useful for billing or event durations.
Yes, it uses real Date math so leap years and varying month lengths are handled correctly.
Discussion
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