Free · Review up to twenty test passwords
Batch Password Strength Checker
Check a small list of test passwords and export scores without exporting the passwords.
- zxcvbn-ts local estimate
- Password never leaves this tab
- Password-free reports
Check password list
The checker loads on this device. Your password is never uploaded or put in a report.
1
Enter a test choiceUse made-up test passwords only
Private by designRuns with zxcvbn-ts in this browser
2
Read the safe resultReady when you are
Your score will appear here
The result shows strength and patterns, never the password itself.
Three simple steps
How to use it
- Use only test passwords, one per line.
- Review scores by row number.
- Export the report with no password text.
Your password stays on this device
zxcvbn-ts checks the password inside this browser tab. Bookify does not upload, save, or log it. Results and downloads leave the password out. Crack times are estimates, not guarantees.