Calculators
Date Duration Calculator
Find the time difference between two dates in days, weeks, months, and years.
- Days
- 30
- Weeks
- 4.29
- Months
- 0.99
- Years
- 0.08
How to use
- Choose a start date and an end date.
- The tool calculates the absolute difference.
- Use approximate month and year values for planning only.
Example
Input
2026-01-01 to 2026-01-31
Output
30 days.
FAQ
Are months exact?
Days are exact. Month and year values are practical approximations.
Privacy note
Calculations run in your browser. Results are estimates for convenience and should be reviewed for important decisions.
Results are provided for convenience and education only. Review important calculations before relying on them.