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Screenshots

  • Chronos Authenticator screenshot 1
  • Chronos Authenticator screenshot 2
  • Chronos Authenticator screenshot 3
  • Chronos Authenticator screenshot 4

About Chronos Authenticator

Chronos is an open-source two-factor authentication (2FA) app designed to deliver robust security and reliable backup features. It supports both time-based (TOTP) and counter-based (HOTP) authentication methods. Features: • Open-source • End-to-end encrypted: Only encrypted token data is stored on the device and in iCloud • Backup & Sync (optional): Effortlessly backup and sync your data with iCloud • Export Tokens: Easily export your tokens for backup or transfer • Import Tokens: Easily import your tokens from other authenticators • Anonymous: No telemetry & app account required

What’s new

Version 20.0 · Updated September 15, 2026

What’s New • Optimised for iOS 27

App privacy

The developer, Joel-David Wong, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

Alternatives to Chronos Authenticator

Looking for apps like Chronos Authenticator? Here are 6 similar apps on the App Store. The highest rated is Synctrain (4.9/5), and all 6 are free to download.

Chronos Authenticator vs. alternatives
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