Best Password Management Software

What is password management software?

A password manager creates, stores, and retrieves complex passwords from an encrypted vault. Instead of memorizing dozens of unique passwords or reusing the same one across sites, users remember a single master password or use biometric authentication to unlock their vault. The software then autofills login credentials on websites and apps automatically.

Modern password managers do far more than store passwords. Most now support passkey authentication (the FIDO2 standard that replaces passwords entirely on supported sites), TOTP-based two-factor authentication codes, secure notes, credit card storage, identity documents, and encrypted file attachments. Business-tier products add shared team vaults, admin policies, audit logging, directory integration, and single sign-on support.

All reputable password managers use AES-256 encryption and zero-knowledge architecture, meaning the provider cannot access your vault data even if their servers are compromised. The encryption and decryption happen locally on your device using keys derived from your master password.