Authenticator – 2FA Code Generator

Secure offline TOTP authenticator. Scan QR codes on screen, import/export accounts, backup to Google Drive or Dropbox.

Authenticator is a powerful, privacy-first 2FA code generator that lives in your browser. Eliminate the need to reach for your phone—scan QR codes directly from your computer screen and manage your two-factor authentication (2FA) codes with ease and security. Key Features: * 📷 On-Screen QR Scanning: Instantly capture and decode QR codes from any website or local image using a simple drag-select box. No phone camera required. * 🔒 Privacy-First & Offline: Your account secrets (seeds) never leave your device. All cryptography is handled locally using the Web Crypto API. * ☁️ Secure Cloud Backup: (Optional) Peace of mind with one-click backups to your own Google Drive (App Data folder) or Dropbox. * 🔄 Encrypted Auto-Sync: Keep your accounts in sync across multiple browsers securely with AES-GCM encryption. * 📂 Smart Import/Export: Effortlessly migrate from other apps using JSON, CSV, or by pasting otpauth:// URIs. * ⚡ Modern & Interactive UI: Features real-time countdown timers, issuer icons for quick identification, and one-click "Quick Copy" to clipboard. Why choose Authenticator? * No Accounts Required: We don’t want your email or personal info. * No Tracking: Zero analytics, zero cookies, zero tracking scripts. * Manifest V3 Compliant: Built using the latest and most secure extension standards. * Open & Transparent: Minimal permissions used only for core functionality. Supported Services: Works with any service using the standard TOTP algorithm (RFC 6238), including Google, GitHub, Facebook and thousands more.