Best Mfa Authenticator Free Apps

248+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

With an average user rating of 4.5★, the mfa authenticator free category is one of the App Store's strongest. Browse all 248+ apps we track, sorted so the most loved ones surface first.

Top Picks for Mfa Authenticator Free

Google Authenticator#1

Google Authenticator by Google LLC

Editor's Choice
🔧 Utilities
4.9😞(1.1M ratings)
Free
#6in Utilities
Google Authenticator screenshot 1
Google Authenticator screenshot 2
Google Authenticator screenshot 3
Google Authenticator screenshot 4
Google Authenticator screenshot 5
Google Authenticator screenshot 6

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
Microsoft Authenticator#2

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Strong Contender
📊 Productivity
4.7😞(663K ratings)
Free
#10in Productivity
Microsoft Authenticator screenshot 1
Microsoft Authenticator screenshot 2
Microsoft Authenticator screenshot 3
Microsoft Authenticator screenshot 4
Microsoft Authenticator screenshot 5
Microsoft Authenticator screenshot 6

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.

What We Love

  • 🚀 Seamless authentication
  • 🔒 Secure login process
  • 👍 Convenient passwordless sign-in
  • 🚀 Smooth app performance

Room to Improve

  • 🐛 Broken Apple Watch functionality
  • 🐛 Backup and restore issues
  • 🐛 Confusing login flow
Authenticator App#3

Authenticator App by UNSTABLE, SL

2FA Authentication MFA & OTP
Worth Considering
📊 Productivity
4.6😊(46K ratings)
FreeIn-App Purchases
#39in Productivity
Authenticator App screenshot 1
Authenticator App screenshot 2
Authenticator App screenshot 3
Authenticator App screenshot 4
Authenticator App screenshot 5
Authenticator App screenshot 6

This app provides secure two-factor authentication codes for your online accounts, enhancing security with encryption and backups. It offers seamless synchronization across Apple devices and quick access via widgets, even when offline.

What We Love

  • 🚀 Works well
  • 🔒 Secure and reliable
  • 👍 Easy to use and set up
  • 💡 Excellent cross-device sync and backup

Room to Improve

  • 🐛 Compatibility issues with newer devices
  • 💰 Expensive subscription
  • 🔒 Limited free version

More Mfa Authenticator Free apps to explore

4
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
#1 Rated 2FA Authenticator
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.

Two-factor authenticationToken backup and restoreApp protection with passcode/biometrics
📊 Productivity
(34K)
free
5
ID.me Authenticator
ID.me Authenticator
ID.me Authenticator
by ID.me, Inc.
Free

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
📊 Productivity
(100K)
free
6
Authenticator App ™
Authenticator App ™
Authenticator App ™
Two Factor Authentication
Free

This app provides a secure way to manage two-factor authentication (2FA) for your online accounts. It generates time-based one-time passwords (TOTP) that update every 30 seconds, offering an extra layer of security without needing an internet connection. Features include iCloud backup, cross-device synchronization, and biometric unlock.

Time-based one-time password (TOTP) generationSecure iCloud backup and encryptionSynchronization across all devices
🔧 Utilities
(21K)
free with in-app purchases
7
Authenticator ℠ App
Authenticator ℠ App
Authenticator ℠ App
2FA, Two Factor Authentication
Free

Secure your online accounts with standards-based two-factor authentication. This app generates time-based one-time passwords directly on your device, offering a reliable second step for sign-ins without relying on SMS codes. Protect personal and work accounts across various platforms.

Secure TOTP verification codesFast and easy account setupFull control over 2FA accounts
🔧 Utilities
(4K)
free with in-app purchases
8
BlazeAuth - MFA Authenticator
BlazeAuth - MFA Authenticator
BlazeAuth - MFA Authenticator
Two-Factor Authentication Code
Free

This app offers a comprehensive security solution, combining two-factor authentication, a password manager, and VPN protection. Secure your accounts and online privacy with advanced encryption and seamless backup features.

Two-Factor Authentication (2FA)TOTP code generationPassword Manager
🔧 Utilities
(2.1K)
subscription
9
MFA-Authenticator
MFA-Authenticator
MFA-Authenticator
miniOrange
Free

This app provides secure second-factor authentication for registered users. It supports push notifications, mobile authentication via QR codes, and soft tokens for login validation.

Push notification authenticationQR code mobile authenticationSoft token generation
💼 Business
(4)
free
10
Authenticator ® App
Authenticator ® App
Authenticator ® App
Two Factor Authentication Aрр
Free

This app enhances online security by managing two-factor authentication codes for over 1,000 applications. It offers features like password leak detection, VPN protection, and secure password autofill, with cloud backups and biometric security options.

Two-factor authentication code generationPassword leak detectionVPN protection
📊 Productivity
(3K)
free with in-app purchases
11
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Two Factor Authentication, OTP
Free

This app provides secure two-factor authentication for over 1000 popular online accounts. It offers quick access via widgets and Apple Watch, and ensures your data is safe with no internet exchange. Easily set up accounts by scanning QR codes or entering secret keys.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Supports 1000+ apps
🔧 Utilities
(5.7K)
free with in-app purchases
12
Salesforce Authenticator
Salesforce Authenticator
Salesforce Authenticator
by salesforce.com
Free

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.

Multi-factor authenticationPush notification approvalsOne-time verification codes
💼 Business
(4.1K)
free
13
Authenticator App+
Authenticator App+
Authenticator App+
2FA Two Factor Authentication
Free

Secure your online accounts with this app. It generates and stores two-factor authentication codes for popular services. Features include QR code scanning, end-to-end encryption, and device syncing.

Generate and store 2FA/MFA codesScan QR codes or enter manuallyEnd-to-end encryption
📊 Productivity
(12K)
subscription
14
Authenticator App†
Authenticator App†
Authenticator App†
2FA Authentication MFA OTP
Free

Secure your online accounts with a versatile two-factor authentication solution. Manage all your authentication codes in one place, offering enhanced security for websites, services, and crypto wallets. Supports biometric access and offline code generation.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)
🔧 Utilities
(1.8K)
free with in-app purchases
15
Authenticator App • 2FA • MFA
Authenticator App • 2FA • MFA
Authenticator App • 2FA • MFA
Secure Passwords with 2FA, MFA
Free

Secure your online accounts with two-factor and multi-factor authentication. Generates time-based one-time passwords (TOTP) and OTP codes for fast, reliable logins. Includes a built-in password manager and encrypted backup for all your credentials.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)
🔧 Utilities
(880)
free with in-app purchases
16
Authenticator ·
Authenticator ·
Authenticator ·
2FA, Two Factor Authentication
Free

Securely store and generate two-factor authentication (2FA) tokens for your online accounts. Protect your accounts from hackers with an additional layer of security. Features encrypted backups, cross-device synchronization, and a private browser.

Secure 2FA token generationEncrypted iCloud backupsCross-device synchronization
🔧 Utilities
(26K)
free with in-app purchases
17
Authenticator ©
Authenticator ©
Authenticator ©
Authenticator app, 2fa
Free

Secure your online accounts with two-factor authentication tokens. Easily add accounts by scanning QR codes or manual entry. This app also offers password management to store and organize your credentials.

Secure accounts with 2FAAdd accounts via QR code or manual entryPassword management and storage
💼 Business
(2.3K)
free with in-app purchases
18
Authenticator App ^
Authenticator App ^
Authenticator App ^
2FA MFA Auth, Authentication
Free

This app provides robust Two-Factor Authentication (2FA) and Multi-Factor Authentication (MFA) to secure your online accounts. It generates time-sensitive codes, syncs across devices, and works offline, offering a universal solution for personal and business use.

Two Factor Authentication (2FA)Multi-Factor Authentication (MFA)Time-Based One-Time Passwords (TOTP)
🔧 Utilities
(871)
free with in-app purchases
19
Authenticator App - OneAuth
Authenticator App - OneAuth
Authenticator App - OneAuth
Secure your online accounts
Free

Secure your online accounts with industry-standard two-factor authentication. Easily add accounts, generate time-based OTPs, and benefit from encrypted backups. Organize and manage your TFA with features like folders, brand logos, and search.

Add accounts via QR code or manual entryTime-based OTPs (offline access)Encrypted backup and secure recovery
🔧 Utilities
(33K)
free
20
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
by RSA Security
Free

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.

Multi-Factor Authentication (MFA)Passwordless Security with PasskeysOne-Time Passcodes (OTP)
💼 Business
(319)
free