Leap Year Checker
Check if a year is a leap year and find the next leap year. Free online leap year calculator.
✓ 100% free ✓ No sign up ✓ Runs in your browser — nothing uploaded
Is it a leap year?
No — 2026 has 365 days
Next leap year 2028
How to use Leap Year Checker
- 1Enter your numbers or dates.
- 2Results update instantly as you type.
- 3Copy the main result with one click.
Questions
Is Leap Year Checker free?
Yes. Leap Year Checker is 100% free with no limits, no watermark, no sign up and no email required.
Is my data sent anywhere?
No. Everything is calculated locally in your browser. Nothing you type is sent to or stored on any server.
Does Leap Year Checker work on my phone?
Yes. Leap Year Checker works in any modern browser on iPhone, Android, Windows, Mac, Linux and Chromebook. No app or install needed.
Do I need to create an account?
Never. There is no sign up, no login, no email and no paywall. Just open the page and use it.
How accurate is it?
Calculations use standard formulas with full floating-point precision. For medical, legal or financial decisions, please confirm with a professional.