About Password Manager Extensions
Password manager extensions securely store and autofill login credentials, generating strong unique passwords for each website while protecting them with master password encryption. These essential security tools eliminate the need to remember dozens of passwords, protect against phishing by only filling credentials on legitimate sites, and significantly improve online security by preventing password reuse across accounts.
Key Features
Password manager extensions in this category typically offer:
- Encrypted Vault Storage - Store unlimited passwords, credit cards, and secure notes protected by AES-256 encryption
- Auto-Fill & Auto-Save - Automatically fill login forms and capture new credentials as you create accounts
- Password Generator - Create cryptographically secure random passwords with customizable length and character requirements
- Cross-Device Sync - Access your password vault seamlessly across desktop, mobile, and multiple browsers
- Security Audit - Identify weak, reused, or compromised passwords and receive alerts for data breaches affecting your accounts
What to Consider
Selection Criteria: Look for password managers with 4+ star ratings and millions of installs indicating trusted security practices. Verify the encryption standard used—reputable managers use AES-256 with zero-knowledge architecture where even the provider can't access your passwords. Check for two-factor authentication support (TOTP, biometric, hardware keys) protecting your master password. Consider whether the extension supports form filling beyond passwords, including addresses and payment cards.
Pricing Considerations: Free password manager extensions typically offer unlimited password storage for a single device with basic features. Premium tiers ($3-10/month) add cross-device sync, secure sharing, priority support, advanced 2FA options, and password health reports. Family plans ($5-15/month) extend premium features to 5-6 users with shared vaults for household credentials.
Quality Indicators: Check for independent security audits—trustworthy password managers publish regular third-party security assessments. Read reviews for mentions of autofill reliability and customer support responsiveness during account recovery. Established providers with 10+ years of operation and transparent security practices offer greater confidence than new entrants. Verify the company's data breach history and response track record.