Password Strength Checker

Type a password and see how it holds up. Nothing is sent anywhere.

Enter a password to check it.

How it works

  1. Type or paste one.
  2. Read the meter and the crack-time guess.
  3. Fix whatever fails.

Quick answers

Is it safe to type a real one?
It stays in your browser. Still, test a similar one instead of your actual password.
How is crack time guessed?
Ten billion tries per second against length, mix and common patterns. A rough guide only.