Password Strength Checker
Check how strong your password is against real-world attacks. Analyzes length, character variety, common patterns, dictionary words, and keyboard walks. Shows estimated crack time for brute-force and dictionary attacks. All analysis done locally — password never sent anywhere.
Updated June 2026
- 1Type or paste a password
- 2View the strength score
- 3Follow the suggestions
Never sent to any server — checked entirely in your browser.
How to Use Password Strength Checker
- 1
Type or paste a password
Enter the password you want to evaluate.
- 2
View the strength score
The tool checks length, character variety, and common-password patterns live as you type.
- 3
Follow the suggestions
Adjust the password based on the tips shown to make it stronger.
Frequently Asked Questions
Is my password sent to a server when I check it?▼
What makes a password strong?▼
What is the estimated crack time based on?▼
What common password patterns does it detect?▼
What score should my password aim for?▼
How to use Password Strength Checker
- 1
Type or paste a password
Enter the password you want to evaluate.
- 2
View the strength score
The tool checks length, character variety, and common-password patterns live as you type.
- 3
Follow the suggestions
Adjust the password based on the tips shown to make it stronger.
Frequently asked questions
Everything you need to know about password strength checker.
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