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Leap Year Checker & Calendar Explanation

Check whether any year is a leap year using Gregorian calendar rules.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: Gregorian leap years occur on years divisible by 4, except century years not divisible by 400.

How to use it (step by step)

  1. 1Fill in the boxes: “Calendar Year”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

No special words here. Just follow the steps. If anything is unclear, email [email protected] and we will explain it better.

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