Authenticator - 2FA & Password

Authenticator is a full-featured 2FA authenticator app focused on privacy and usability. It generates one-time passcodes (OTP) to help you enable two-factor authentication (2FA) for your important accounts. Whether you log in every day, manage lots of accounts, use multiple devices (phone/tablet/watch), or need backup and migration, Authenticator provides a stable, smooth, and reliable experience. What you can do with Authenticator - Enable 2FA for email, social, cloud services, games, work accounts, and more - Generate codes anytime offline—no internet required - Stay in sync across devices: quickly view codes on your phone, tablet, or watch - Use cloud sync plus import/export for a safer, easier device switch or reinstall Feature overview 1. OTP code generation - Supports TOTP / HOTP for common 2FA scenarios - Works offline: generate codes without an internet connection - Stable timing and refresh: clear validity/refresh behavior to reduce mistakes 1. Fast setup and management - Add accounts by scanning QR codes - Manual setup: enter secrets and parameters when QR scanning isn’t available - Smart image recognition: automatically identifies service info/icons for a clearer list - Better organization for many accounts, so you spend less time searching for codes 1. Cloud sync & backup (End-to-End Encryption, E2EE) - End-to-end encrypted cloud sync/backup - Data is encrypted on your device before syncing; only ciphertext is stored in the cloud - Keep multiple devices consistent and switch devices seamlessly - You stay in control: choose whether to enable sync/backup and when to sync (depending on in-app settings) 1. Import / Export (flexible migration and backup) - Encrypted export for local backup or migration - Import to restore after switching devices or reinstalling - Great for device upgrades, multi-device use, and periodic backups 1. Privacy protection and access control - Biometric lock / device credentials to protect your accounts in the app - Helps reduce the risk of someone viewing your codes if they access your device 1. Multi-device experience (phone / tablet / watch) - Phone: add, organize, back up, and sync accounts easily - Tablet: clearer viewing on a larger screen, great for work and many accounts - Watch: view codes at a glance for faster access (device support required) Why choose Authenticator - Complete feature set: TOTP/HOTP, cloud sync, import/export, smart recognition, biometric lock, plus tablet/watch support - Less hassle: sync + backup for smoother device switching and reinstalls - More peace of mind: E2EE + biometric lock for privacy and protection - Smooth to use: faster setup, faster access, and a better daily experience Permissions (for transparency and trust) - Camera: scan QR codes and perform image recognition - Network: cloud sync and online backup/restore - Biometric: unlock the app with fingerprint/face/device credentials Notes - We recommend enabling cloud sync or exporting encrypted backups regularly to reduce the risk of losing access if your device is lost or damaged. - Please keep exported backup files and unlock information safe to prevent unauthorized access.