2FA Authenticator |
Authenticator Max
About this app
- Category Business
- Age 10
- Updated Oct 10, 2025
- OS IOS
Editor reviews
2FA Authenticator is a secure two-factor authentication app that generates one-time passcodes to protect your logins. Add services in seconds with a QR code scan or setup key, then get time-based codes offline for fast, reliable verification. Designed for both personal and business use, it features a clean, organized account list, biometric or PIN lock, and optional encrypted backup for easy device transfer. Ideal for anyone who needs stronger account security without complexity.
Core features: quick QR onboarding, offline TOTP/OTP code generation, biometric and PIN protection, organized multi-account management, encrypted backup and restore. Keywords: 2FA app, two-factor authentication, TOTP, OTP generator, QR code, account security, business security.
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How to use:
1. Download and open the app, then set a PIN or enable Face ID or Touch ID to secure access.
2. In the website or service you want to protect, enable two-factor authentication and choose Authenticator app or TOTP.
3. Tap Add in the app and scan the QR code shown on the website, or manually enter the setup key.
4. Complete verification by typing the 6-digit code from the app back into the website to finish pairing.
5. Use it when logging in: open the app, copy or view the current code, and enter it before it expires. Organize accounts with labels and sorting, and create an encrypted backup or export for safe device transfer.