Free tool · No sign-up
Password Strength Checker
See roughly how strong a password idea is and get tips to improve it. Everything stays in your browser.
Start typing to see an estimate.
Need an idea? Generate a random passphrase
Five random words, picked on your device using your browser's secure random generator.
How to use it
See roughly how strong a password idea is and get tips to improve it. Everything stays in your browser.
- 1Type a password idea. Ideally a similar pattern, not your real password.
- 2Read the estimated strength and the suggestions.
- 3Nothing you type is stored or sent anywhere. The check runs locally on your device.
The estimate is a simple rule-of-thumb based on length, character variety and common patterns. It is a guide, not a guarantee.
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