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OneClickUse
Utilities Tool

Password Strength Checker

Check password strength with entropy estimate, crack-time, and detailed checks.

Privacy-first workflows
Fast and simple
100% Free, no signup
Runs in your browser. Nothing is sent.
How it works

How to check password strength

STEP 01
Type your password.
STEP 02
See strength rating, entropy in bits, and estimated time to crack.
STEP 03
Review the 8 detailed checks for areas to improve.
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FAQ

Common questions