Check password length, character diversity and common weaknesses locally without sending the password anywhere.
Privacy: this tool processes your input in your browser unless clearly stated otherwise. Nothing is uploaded by this page.
A local strength check can give quick feedback about password length and common weaknesses without sending the password to a remote service.
The browser evaluates characteristics of the value you enter and shows a heuristic result.
No strength score can guarantee that a password is safe or unused. Use unique passwords and a password manager.
Yes. It is provided as a free browser-based utility.
No account is required for ordinary use.
No. Treat the result as an estimate or utility output and verify important decisions with the appropriate official source.
See our Methodology & Editorial Standards for how tools are tested and explained.