🛡️Password Strength Checker
Test how strong your password is.
About the Password Strength Checker
Check how strong a password is against common rules (length, character variety) and get instant feedback. Runs entirely in your browser — nothing is sent anywhere. Free password strength checker.
How to use the Password Strength Checker
- 1Enter or generate your value in the Password Strength Checker.
- 2Adjust length and character options as needed.
- 3Copy the result securely.
- 4Everything is generated locally using your browser — nothing is transmitted.
Why use this tool?
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Private by design
The Password Strength Checker runs entirely in your browser — nothing you enter is uploaded to a server.
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Free, no signup
Use it as much as you like. There's no account, no paywall and no watermark.
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Fast & instant
Results appear the moment you type or click — no waiting, no page reloads.
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Works anywhere
Any device or browser, even offline once the page has loaded.
Frequently asked questions
Is it safe to type my password here?＋
Yes. The check runs entirely in your browser and nothing is ever sent or stored. Still, avoid testing a password you actively use.