Days Calculator

The Days Calculator counts the exact number of days between any two dates for free — handy for deadlines, countdowns, billing periods and planning.

Why count days between dates?

Working out the gap between two dates by hand is error-prone, especially across months and leap years. This calculator gives you an exact day count instantly, so you can plan deadlines, anniversaries and durations with confidence.

How to use the Days Calculator

1. Pick the start date.
2. Pick the end date.
3. Read the number of days between them.

Key features

• Free, instant day counts
• Handles months and leap years
• Great for deadlines and countdowns
• No sign-up required

Related tools

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Frequently asked questions

Is the Days Calculator free?

Yes, it is completely free.

Does it count leap years?

Yes, leap years are handled automatically.

Can it count backwards?

Yes, it works regardless of which date comes first.

Is sign-up required?

No, it works instantly with no account.