Password Strength Checker
Check how strong your password is instantly online. Get tips to improve your password security.
关于此工具
Instantly check the strength of any password. Get a visual score and actionable tips to make your passwords more secure. Runs entirely in your browser.
如何使用
Enter Password
Type your password into the input field.
View Score
See the strength score and detailed feedback instantly.
Improve
Follow the tips to make your password stronger.
使用场景
Security Audit
Check existing passwords and identify weak ones to replace.
常见问题
Is my password stored or sent?
No. All analysis happens locally in your browser. Your password never leaves your device.