AtOnline Auth
Secure 2FA Authenticator
Free · Designed for iPad. Not verified for macOS.
AtOnline Auth is a secure two-factor authentication (2FA) app that helps protect your online accounts with time-based one-time passwords (TOTP), HMAC-based one-time passwords (HOTP), and OCRA challenge-response authentication.
KEY FEATURES:
Secure Token Management
- Store and manage all your 2FA tokens in one place
- Add tokens easily by scanning QR codes or entering details manually
- Support for TOTP, HOTP, and OCRA (RFC 6287) authentication methods
- Configurable token settings (6 or 8 digits, various time periods)
OCRA Challenge-Response
- Full RFC 6287 OCRA support for enterprise authentication
- Scan challenge QR codes to auto-fill and generate responses
- Support for PIN, session data, counter, and timestamp options
- Compatible with banking and high-security applications
Strong Security
- Master password protection with industry-standard encryption
- Biometric authentication (Face ID and Touch ID) for quick access
- All sensitive data encrypted locally on your device
- No cloud storage - your secrets never leave your device
Smart Organization with Tags
- Create custom tags to organize tokens by category (work, personal, banking, crypto)
- Filter and find tokens instantly using tags
- Manage dozens of accounts without losing track
- Quick search across all your tokens
Backup & Recovery
- Secure encrypted backup export
- Password-protected import/restore functionality
- Never lose access to your accounts
SUPPORTED ALGORITHMS:
- SHA1, SHA256, and SHA512 hash algorithms
- Compatible with all standard TOTP/HOTP/OCRA authenticator systems
AtOnline Auth works offline and keeps your authentication codes secure and accessible whenever you need them.
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
We fixed some bugs and improved the app's responsiveness.
The developer, Karpelès Lab Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Karpeles Lab Inc.
- Size
- 21 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Karpelès Lab Inc.