Password Strength Check

Check password strength locally inside the Chrome popup.

Password Strength Check is a lightweight Chrome extension that helps users evaluate the strength and quality of passwords directly within the browser popup. The extension provides instant feedback based on password characteristics such as length, character variety, complexity, and overall security score, helping users create stronger and more secure passwords for everyday use. The extension analyzes passwords locally and presents a clear strength rating, security score, visual progress indicator, and practical improvement suggestions. Users can quickly identify weak passwords and understand which elements can be enhanced to improve overall password quality. Key Features: • Instant password strength analysis • Real-time security score calculation • Visual password strength indicator • Password quality rating levels • Character diversity evaluation • Checks for uppercase letters • Checks for lowercase letters • Checks for numbers • Checks for special characters • Length requirement evaluation • Security improvement recommendations • Password visibility toggle • Simple and user-friendly interface • Lightweight and fast performance • No unnecessary permissions required • Works entirely within the Chrome popup • Local processing without external services Password Strength Check performs all password analysis directly on the user's device. No passwords are transmitted, uploaded, stored remotely, shared, logged, or sent to any external server. The extension does not require user accounts, cloud services, internet access, or third-party APIs. The extension does not access browsing history, website content, emails, files, contacts, personal accounts, or sensitive information. All calculations and evaluations occur locally within the browser environment to maximize privacy and security. This extension is useful for students, professionals, developers, business users, administrators, remote workers, and anyone who wants to create stronger passwords and improve account security. It can be used as a simple educational tool to understand password best practices and encourage stronger credential creation habits. Password Strength Check focuses exclusively on password strength evaluation and security feedback while maintaining privacy, simplicity, speed, and ease of use within Chrome.