This open-source app generates one-time passwords for two-factor authentication, enhancing online account security. It supports various services and algorithms, working offline for convenient access.
4.6(99 ratings)
Free
Top Picks for Tofu Authenticator
2FA Authenticator (2FAS) by Two Factor Authentication Service Inc.
#1 Rated 2FA AuthenticatorStrong Contender
📊 Productivity
4.7😊(35K ratings)
Free
Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.
What We Love
- 🚀 Efficient and fast
- 🔒 Secure and private
- 👍 Simple and intuitive UI
- 💡 Customizable icons and folders
Room to Improve
- 🐛 Occasional bugs and crashes
- 🔒 Lack of password/PIN protection
- 🕰 No Apple Watch app
Google Authenticator by Google
Worth Considering
🔧 Utilities
4.9😞(1.2M ratings)
Free
#3in Utilities
Enhance your online security with a second verification step for your accounts. Generate codes directly on your phone, even offline, to protect against unauthorized access. Sync codes across devices for easy access and manage multiple accounts securely.
What We Love
- 👍 User-friendly
- 🔒 Secure authentication
- 🚀 Simple and fast
- 🔒 Reliable security
Room to Improve
- 🐛 Randomly deleted all codes
- 🐛 Unreliable, lost access to accounts
- 🐛 Timing issues, codes didn't work
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ID.me Authenticator
by ID.me
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This app provides a free multi-factor authentication solution for your account, adding an extra security layer to prevent unauthorized access. It generates secure verification tokens, including time-based codes and push notifications, to confirm your identity during login.
Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)Push notification verification
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Salesforce Authenticator
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Enhance your online security with multi-factor authentication. This app sends push notifications to your device for identity verification, allowing you to approve or deny login attempts with a simple tap. It also offers one-time verification codes for offline use and can automate approvals for trusted locations.
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Duo Mobile
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Enhance login security with two-factor authentication. Generate passcodes or use one-tap push notifications for seamless access to your accounts. Manage authentication for multiple applications and web services.
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RSA Authenticator (SecurID)
by RSA Security
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This app provides multi-factor authentication for enterprises, offering passwordless security through device-bound passkeys. It supports various authentication methods like OTP, biometrics, and push notifications to secure digital access.
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BAuthenticator
by Beijing Ji'an Technology Co., Ltd
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This app provides a secure and convenient way to manage your two-factor authentication codes. It supports both manual entry of 16-digit keys and scanning QR codes for easy setup.
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Microsoft Authenticator
Protects your online identity
Free
Securely sign into online accounts with multi-factor authentication, passwordless login, or password autofill. Manage multiple accounts, including non-Microsoft services, and access Microsoft products and services seamlessly.
Multi-factor authentication (MFA)Passwordless sign-inPassword autofill
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Authenticator App: OTP 2FA
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Authenticator
Simple 2-factor authentication
Free
This app provides a secure and straightforward way to protect your online accounts. It generates one-time passwords that, when combined with your regular password, significantly enhance your account security. The app operates offline, ensuring your sensitive data remains on your device.
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Authenticator App - 2FA / OTP
Two-Factor Login & Secure MFA
Free
This app provides secure two-factor authentication (2FA) and multi-factor authentication (MFA) by generating time-based one-time passwords (TOTP) for online accounts. It offers encrypted backups, cloud sync, and QR code support for easy account management across multiple devices.
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Okta Verify
by Okta, Inc.
Free
This app provides a secure way to verify your identity for account access. It offers two-factor authentication through temporary codes or push notifications. The app prioritizes privacy, only requesting camera access for initial device registration.
Two-step verificationGenerate 6-digit codesApprove sign-in requests via push notification
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Twilio Authy
by Authy Inc.
Free
This app provides a secure and convenient way to manage two-factor authentication tokens for your online accounts. It offers features like cloud backups, multi-device synchronization, and offline token generation to enhance account security and prevent lockouts.
Secure 2-step verification token generationEncrypted cloud backupsMulti-device synchronization
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2FA Authenticator App - TOTP
Two Factor Authentication App
Free
Enhance your account security with this free, private app for two-factor authentication. Generate verification codes offline to protect against unauthorized access, with support for multiple accounts and device synchronization.
Two-factor authenticationOffline code generationTouch ID/Face ID unlock
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FEITIAN Authenticator
by FEITIAN Technologies Co.,Ltd.
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This utility app facilitates identity authentication by burning secret seeds and managing time. It integrates with iePassFIDO for enhanced security and verification processes.
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Authenticator App - Two Factor
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Secure your online accounts with this simple and safe two-factor authentication app. It generates 6-digit one-time passwords to add an extra layer of security against hackers. Protect your accounts by scanning QR codes or manually entering tokens.
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Support all accounts
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Authenticator App : 2 Factor
Two Factor Authentication
Free
This app generates secure two-factor authentication codes for your online accounts. It offers cloud backup, customization options, and offline token generation. Protect your accounts with an extra layer of security.
Two-factor authentication token generationCloud backup and restoreCustomizable token appearance
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ad-supported