Date Difference Calculator
Count the days, weeks and months between two dates, or days until a date. Free and private in your browser.
Days between two dates
Calculate the exact number of days, weeks, months and years between any two dates. Optionally include the end date in the count. Useful for deadlines, pregnancy, anniversaries, notice periods and project planning.
How to count days between two dates
- Enter the start date.
- Enter the end date.
- See the difference in days, weeks and months instantly.
- Everything is calculated in your browser.
Frequently asked questions
How many days are between two dates?
Enter both dates and the calculator shows the exact number of days, plus weeks and months.
Can I count days until a future date?
Yes. Set today as the start and your target as the end date.
Is my data uploaded?
No. The calculation runs in your browser.
Is it free?
Yes. The date difference calculator is completely free with no sign-up.