Security
Password strength
Check basic password strength locally.
LocalFree
This tool runs on your device in the browser.
Instructions and limitations
TOOL GUIDE
What this tool is for
Password strength — Check basic password strength locally.
Useful for security awareness, local verification, and learning how common security checks work.
Common uses
- Learn a security concept
- Run a local personal check
- Compare against trusted information
Security awareness and educational use
The result is an estimate, not a guarantee of account security. Never enter a real password you currently use into any checker; use a unique password and multi-factor authentication where available.