// by seankriegler.com
Password Strength Tester
Test how strong your password is - checks length, variety, and common patterns
Enter a password
// Client-Side Only
Your password never leaves your browser. All testing happens locally in JavaScript. Nothing is sent to any server.
// What We Check
Length (8+ chars), uppercase letters, lowercase letters, numbers, special characters, common patterns, and repeated characters.
// Strong Passwords
Use 12+ characters with a mix of upper, lower, numbers, and symbols. Avoid dictionary words and common patterns.