Password strength checker
Free password strength checker. Test how strong your password is against brute-force attacks, with instant feedback and crack-time estimates.
| Characters | |
| Strength |
Free Password Strength Checker — Test Your Password Security
Paste any password to see an instant strength assessment: length, character variety, estimated brute-force crack time and specific weaknesses such as repeated characters or common patterns.
The check runs entirely in your browser — nothing is sent to any server — so you can safely evaluate your real passwords before trusting them to an account.
How to use this tool
- Type or paste the password you want to evaluate.
- Watch the live meter and feedback as you type.
- Strengthen the password based on the suggestions shown.
Why use it on Shortlys?
- Local-only analysis — your password never leaves the browser
- Crack-time estimates based on realistic attack speeds
- Free and unlimited use
Frequently asked questions
How does the Password strength checker work?
Simply provide your input on the page and the tool processes it instantly — most steps run automatically as you type or upload.
Do I need to install anything?
No installation and no browser extension. Everything runs on the website itself.
Can I use it on any device?
Yes — the tool works on Windows, macOS, Linux, Android and iOS through your browser.
Looking for more? Shortlys also offers 126+ free online tools, URL shortening and bio link pages — all in one place.
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