Password Strength Checker
Check how strong your password is based on common security rules.
About Password Strength Checker
Check password strength against common rules and estimate crack time. Get improvement tips. Runs in-browser — password never sent. This page is part of UtilsNest's Utility Tools, so you can move between related workflows without leaving the browser.
How to use it
- Enter or adjust the values, text, or file input needed for Password Strength Checker.
- Review the generated result instantly and compare outputs until the result fits your use case.
- Copy, download, or continue to a related utility tools workflow if you need the next step.
Browse Category
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Open Utility ToolsFrequently Asked Questions
Is my password safe to type here?
Yes. Strength analysis runs entirely in JavaScript in your browser. Your password is never transmitted over the network.
What does "crack time" mean?
Crack time estimates how long a brute-force attack would take to guess your password at a given speed (10 billion guesses/second for a GPU).