Password Strength Checker
Estimate how strong a password is — checked entirely in your browser, never sent anywhere.
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- Type or paste a password.
- The bar and label show its estimated strength.
- Aim for 'Strong' or better — longer is the biggest factor.
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FAQ
Is my password sent anywhere?
No — it's evaluated entirely in your browser and never transmitted.
What makes a strong password?
Length above all, plus a mix of upper and lower case, numbers and symbols.
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