Password Strength Checker
Analyze password strength in real-time—everything runs locally in your browser
How to Use
Enter Password
Type or paste any password into the input field above
View Analysis
See real-time strength score, entropy, and crack time estimates
Review Feedback
Check personalized recommendations to improve your password
Generate Strong One
Use our password generator to create a secure password instantly
Features
Real-Time Analysis
Instant feedback as you type with advanced entropy calculations and pattern detection
100% Private
All analysis happens locally in your browser - your passwords never leave your device
Smart Recommendations
Get personalized suggestions to strengthen your password based on security best practices
Crack Time Estimates
Understand how long it would take for attackers to crack your password using modern techniques
Pattern Detection
Identifies common weaknesses like sequential characters, repeating patterns, and dictionary words
Visual Strength Meter
Color-coded progress bar shows password strength from very weak to excellent at a glance