Authenticator - 2FA & Password

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Everyone
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About this app

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.
Updated on
Dec 28, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App info and performance and Device or other IDs
This app may collect these data types
App info and performance
Data isn’t encrypted
Data can’t be deleted