🔐 Password Strength Checker
best tool
Real‑time analysis · entropy estimation · crack time simulation
🔑 Enter password to analyze
Strength score
0/100
too weak
weak
fair
strong
very strong
⚡ Enter a password
⏱️ Estimated crack time (offline)
instant
At least 8 characters
Uppercase letter
Lowercase letter
Number (0-9)
Special character
Not common / leaked