Bitwarden offers the most trusted password tester tool to ensure your password strength will protect your online information. Completely free and easy to use.
Free password strength checker with advanced security analysis. Check password strength, crack time, and entropy. 100% private - all analysis done in your browser.
Check your password security and see if it can resist hackers. Use our random password generator to instantly create strong, unique passwords and stay protected.
The password strength calculator uses a variety of techniques to check how strong a password is. It uses common password dictionaries, regular dictionaries, first name and last name dictionaries and others.