Days Between Dates Calculator
Count days, weeks and months between dates · free, no signup
Free Days Between Dates Calculator
How many days until your holiday, deadline or birthday? Pick two dates and see the difference in days, weeks, months and years, plus a working-day count that excludes weekends.
Switch to add or subtract mode to find the date that is a given number of days, weeks or months before or after a start date, which is useful for due dates, notice periods and project planning.
Key features
Full breakdown
Days, weeks, months and years.
Business days
Count weekdays only.
Add or subtract
Find a date N days away.
Includes end date option
Count inclusively when you need to.
How to use it
- Choose a start date and an end date.
- Read the difference.
- Or switch to add/subtract and enter a number of days.
- Copy the result.
Worked example
Example
2024-01-01 → 2024-03-01 60 days = 8 weeks 4 days = 2 months 0 days Business days: 44
Who uses this tool
Project managers
Count working days between milestones.
HR and legal teams
Calculate notice periods and contract lengths.
Individuals
Count down to holidays, exams and anniversaries.
Tips for the best results
- Decide whether the end date is included; add one day if it is.
- Use business days for delivery estimates.
- Add months instead of 30 days when adding “one month”.
- Remember leap years when counting across February.
Common mistakes to avoid
- Counting only the start or end date, causing off-by-one errors.
- Forgetting public holidays when planning business days.
- Assuming every month has 30 days.
Why use AZRS QuickFix?
It is 100% free, needs no signup and has no watermark or usage limits. The tool runs in your browser, so what you type stays on your device, and it works on phones, tablets and desktops. New tools are added every week — bookmark this page or browse the full QuickFix toolbox.
Frequently asked questions
How many days are between two dates?
Enter both dates and the tool counts the days between them, excluding the start date by default.
How do I count only working days?
Tick the business days option to skip Saturdays and Sundays.
Does it handle leap years?
Yes. Leap days are counted correctly.
Can I find the date 90 days from today?
Yes. Use add mode with today's date and 90 days.
Does it count the end date?
Both start and end dates are shown; add one day if you need an inclusive count.
Does it account for leap years?
Yes, all calendar rules are applied.