Best Two Factor Authenticator App

235+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

With an average user rating of 4.6โ˜…, the two factor authenticator app category is one of the App Store's strongest. Browse all 235+ apps we track, sorted so the most loved ones surface first.

Top Picks for Two Factor Authenticator App

Microsoft Authenticator#2

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Strong Contender
๐Ÿ“Š Productivity
4.7๐Ÿ˜ž(652K ratings)
Free
#4in 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

A secure app for easy online account sign-ins, offering multi-factor authentication, passwordless login, and password autofill features. Manage Microsoft and non-Microsoft accounts with added security layers like fingerprint, face ID, or PIN. Stay protected and simplify access to various online services.

What We Love

  • ๐Ÿš€ Seamless authentication
  • ๐Ÿ”’ Secure login process
  • ๐Ÿ‘ Convenient passwordless sign-in
  • ๐Ÿš€ Smooth app performance

Room to Improve

  • ๐Ÿ› Broken Apple Watch functionality
  • ๐Ÿ› Backup and restore issues
  • ๐Ÿ› Confusing login flow
Google Authenticator#3

Google Authenticator by Google LLC

Worth Considering
๐Ÿ”ง Utilities
4.9๐Ÿ˜ž(1M ratings)
Free
#3in 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

A secure two-step verification app that generates codes for logging into online accounts, adding an extra layer of security beyond passwords. Easily sync codes across devices, set up accounts with QR codes, and manage multiple accounts in one place. To start securing your accounts, enable 2-Step Verification on your Google Account.

What We Love

  • ๐Ÿ‘ User-friendly
  • ๐Ÿ”’ Secure authentication
  • ๐Ÿš€ Simple and fast
  • ๐Ÿ”’ Reliable security

Room to Improve

  • ๐Ÿ› Randomly deleted all codes
  • ๐Ÿ› Unreliable, lost access to accounts
  • ๐Ÿ› Timing issues, codes didn't work

More Two Factor Authenticator App apps to explore

4
Authenticator App
Authenticator App
Authenticator App
2FA Authentication MFA & OTP
Free

Protect your accounts with an advanced authentication app offering both Two-Factor Authentication (2FA) and Multi-Factor Authentication (MFA) features. Secure your online presence now.

๐Ÿ“Š Productivity
(46K)
5
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
MFA Authentication 2 Factor
Free
๐Ÿ”ง Utilities
(24)
6
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Simple 2FA authentication app
Free

The application provides a robust two-factor authentication (2FA) and multi-factor authentication (MFA) solution, ensuring the security of your sensitive information. With features like TOTP and HOTP support, encrypted data storage, and user-friendly design, this app empowers you to take control of your digital safety. Download it today and experience top-level online security.

๐Ÿ”ง Utilities
(133)
7
Authenticator: Secure 2FA Auth
Authenticator: Secure 2FA Auth
Authenticator: Secure 2FA Auth
2 Factor Authentication: MFA
Free

This application helps you organize and protect your two-factor authentication tokens and passwords in one secure place, with features like secure browsing and data encryption. Download now to effortlessly manage your sensitive data and upgrade to a premium subscription for unlimited 2FA codes, password generation, and more.

๐Ÿ”ง Utilities
(3)
8
Authenticator: Secure 2FA, MFA
Authenticator: Secure 2FA, MFA
Authenticator: Secure 2FA, MFA
2 Step Verification Auth: TOTP
Free

Enhance your account security with a powerful and easy-to-use two-factor authentication tool that generates time-based one-time passwords for your online accounts, providing secure cloud backup, biometric and PIN protection, and offline functionality. Get started with a simple QR code setup or secret key entry to safeguard your accounts effortlessly.

๐Ÿ”ง Utilities
(61)
9
Two Factor Authenticator App
Two Factor Authenticator App
Two Factor Authenticator App
Simple 2FA Authentication
Free

A secure 2FA authentication app that generates and stores codes for enhanced online account protection. Features include encrypted data storage, seamless device sync, FaceID support, offline code generation, and a private browser. Protect your accounts with this app for simplicity and security. View Privacy Policy and Terms of Use.

๐Ÿ”ง Utilities
(58)
10
MFA Authenticator: Secure 2FA
MFA Authenticator: Secure 2FA
MFA Authenticator: Secure 2FA
2 Factor Auth: OTP & Verify
Free

Protect your online identity with this easy-to-use 2FA app, which secures your personal data and passwords with simple, private, and secure two-factor authentication across all your accounts. Download now and take control of your online security with seamless sync, intuitive interface, and helpful customer support.

๐Ÿ”ง Utilities
(29)
11
Authenticator App+
Authenticator App+
Authenticator App+
2FA Two Factor Authentication
Free

Secure all your online accounts with our Authenticator App. Easily scan, generate, and save 2FA codes for enhanced security. Download now for peace of mind online!

๐Ÿ“Š Productivity
(12K)
12
Duo Mobile
Duo Mobile
Duo Mobile
Security made simple
Free

"Duo Mobile simplifies security by generating passcodes for two-factor authentication and providing easy, one-tap login authentication through push notifications on iOS devices. It also manages two-factor authentication for various other services and applications. Activate and link the app to your Duo account to start using its features."

๐Ÿ’ผ Business
(2.1M)
13
Multi Authenticator: OTP, MFA
Multi Authenticator: OTP, MFA
Multi Authenticator: OTP, MFA
Mobile 2FA for your Security
Free

Protect your online accounts with a simple and secure two-factor authentication (2FA) app that stores and manages your authentication codes on your device with end-to-end encryption. Download now and take control of your digital security by strengthening your account protection and easily restoring your codes when needed.

๐Ÿ“ฐ Magazines & Newspapers
(34)
14
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Two Factor Authentication, OTP
Free

Protect your accounts with our free authenticator app that offers 2FA security for various platforms. With support for over 1000 apps, including Apple Watch compatibility, ensure your accounts are secure.

๐Ÿ”ง Utilities
(5.6K)
15
Authenticator ยฎ App
Authenticator ยฎ App
Authenticator ยฎ App
Two Factor Authentication Aั€ั€
Free

Enhance your online security with our all-in-one mobile Authenticator App for 2FA and MFA authentication. Simply scan a QR code to secure your accounts with time-sensitive codes, cloud backups, privacy features, and more. Download today for peace of mind in the digital world!

๐Ÿ“Š Productivity
(3K)
16
Mobile Authenticator๏ผMFA & 2FA
Mobile Authenticator๏ผMFA & 2FA
Mobile Authenticator๏ผMFA & 2FA
RSA Authentication ะั€ั€: OTP
Free
๐Ÿ”ง Utilities
(0)
17
2 factor - Authenticator App
2 factor - Authenticator App
2 factor - Authenticator App
MFA Authenticator
Free

Protect your online accounts with ease using our 2FA Authenticator App. Enhance security by generating unique time passwords for added protection. Secure your accounts and keep your files safe in a vault.

๐Ÿ“Š Productivity
(167)
18
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
#1 Rated 2FA Authenticator
Free

A secure two-factor authentication app that generates codes for additional account security. Protect your online accounts with an extra layer of verification.

๐Ÿ“Š Productivity
(34K)
19
Authenticator: AuthSnap
Authenticator: AuthSnap
Authenticator: AuthSnap
Fast. Safe. Verified.
Free
๐Ÿ”ง Utilities
(11)
20
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
2FA, Two Factor Authentication
Free
๐Ÿ”ง Utilities
(287)

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