Password Strength Checker

Check password strength, get clear feedback, and copy or generate secure suggestions — all offline.

Password Strength Checker is a secure and lightweight Chrome extension that helps users instantly evaluate the strength of their passwords. Working entirely offline, it analyses your input and provides clear, real-time feedback on password security — including length, complexity, and resistance to common attack patterns. The extension also offers strong password suggestions that you can generate and copy with a single click. Designed with privacy in mind, it never transmits or stores your data online. With its simple, intuitive popup interface, Password Strength Checker is an essential tool for maintaining better online safety in everyday browsing.