Password Strength Checker is a free online tool that evaluates the strength of any password and provides instant feedback on how to improve it. Runs entirely in your browser with no data sent to a server.
A password strength checker analyzes a password based on criteria such as length, use of uppercase and lowercase letters, numbers, and special characters. It assigns a strength score and provides actionable feedback to help users create more secure passwords that resist brute-force and dictionary attacks.
Password Strength Checker
Check how strong your password is instantly.
How to Use
- Type or paste your password into the input field
- The tool will instantly analyze the password strength
- Review the strength score and color indicator
- Follow the feedback suggestions to improve your password
Example
Input
P@ssw0rd!XYZ
Output
Strength: Strong Feedback: Great password!
FAQ
- Is my password sent to a server?
- No, your password is never sent anywhere. All analysis happens locally in your browser.
- Is this tool free?
- Yes, it is completely free with no registration required.
- What makes a strong password?
- A strong password is at least 12 characters long and includes uppercase letters, lowercase letters, numbers, and special characters.