How to use the Password Strength Checker
- Type a password
- See its strength and crack time
- Follow the tips to improve it
About this tool
Check how strong your password is, estimate how long it would take to crack and get tips. Nothing is sent online. Password Strength Checker is part of ToolNest's collection of free everyday utilities. It works instantly in your browser with no account and no installation.
Frequently asked questions
Is the Password Strength Checker free to use?
Yes. Password Strength Checker on ToolNest is completely free, with no sign-up, no watermark and no daily limits.
Is my data private?
Yes. Password Strength Checker runs entirely in your browser. Your text and data are not uploaded or stored on our servers.
Does Password Strength Checker work on mobile phones?
Yes. ToolNest works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux. There is nothing to install.