Date Calculator
Quick answer
Calculate the difference between dates, run countdowns, find your age, and add or subtract days, weeks, months and years. Online, free and right in your browser.
Time until Friday, January 1, 2027
161
days
07
hours
58
minutes
10
seconds
23
weeks total
161
days total
3,871
hours total
232,318
minutes total
How to use
- 1Choose the type of calculation: difference, countdown, age or add/subtract.
- 2Enter the dates or the period you want to use.
- 3See the result calculated instantly.
What it's for
- Find out how many days are left until an event or deadline.
- Calculate exact age from a date of birth.
- Find the difference in days, weeks or months between two dates.
- Add or subtract a period to a date, for example delivery deadlines.
Frequently asked questions
Is the date calculator free?
Yes. It's completely free with no usage limits.
Is my data stored?
No. All calculations happen in your browser. Nothing is sent to servers.
Does the count include the start and end day?
The difference is calculated between the two dates. You can check the result in days to see exactly the interval counted.
Can I add months and years, not just days?
Yes. You can add or subtract days, weeks, months and years to any date.
Do I need an account?
No. The tool works right away, with no signup or login.
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