Date & Time
Leap Year Checker
Check if a year is a leap year. Uses standard Gregorian calendar rules.
2026 is not a leap year
365 days — February has 28 days
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Frequently Asked Questions
Quick answers to common questions
How does this tool work?+
A year is a leap year if divisible by 4, except centuries unless divisible by 400.
Is this calculator free?+
Yes. 100% free with no signup. All calculations run in your browser.
Is my data private?+
Yes. Nothing is sent to any server.
Does it work on mobile?+
Yes. All date and time tools are mobile-friendly.