Best 2Fa Auth Apps

244+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

Every iPhone needs a few good 2fa auth apps. We benchmark 244+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for 2Fa Auth

2FA Authenticator (2FAS)#1

2FA Authenticator (2FAS) by Two Factor Authentication Service, Inc.

#1 Rated 2FA Authenticator
Editor's Choice
๐Ÿ“Š Productivity
4.7๐Ÿ˜Š(34K ratings)
Free
2FA Authenticator (2FAS) screenshot 1
2FA Authenticator (2FAS) screenshot 2
2FA Authenticator (2FAS) screenshot 3
2FA Authenticator (2FAS) screenshot 4
2FA Authenticator (2FAS) screenshot 5
2FA Authenticator (2FAS) screenshot 6

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

What We Love

  • ๐Ÿš€ Efficient and fast
  • ๐Ÿ”’ Secure and private
  • ๐Ÿ‘ Simple and intuitive UI
  • ๐Ÿ’ก Customizable icons and folders

Room to Improve

  • ๐Ÿ› Occasional bugs and crashes
  • ๐Ÿ”’ Lack of password/PIN protection
  • ๐Ÿ•ฐ No Apple Watch app
Authenticator App#2

Authenticator App by UNSTABLE, SL

2FA Authentication MFA & OTP
Strong Contender
๐Ÿ“Š Productivity
4.6๐Ÿ˜Š(46K ratings)
FreeIn-App Purchases
#40in 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

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.

What We Love

  • ๐Ÿš€ Works well
  • ๐Ÿ”’ Secure and reliable
  • ๐Ÿ‘ Easy to use and set up
  • ๐Ÿ’ก Excellent cross-device sync and backup

Room to Improve

  • ๐Ÿ› Compatibility issues with newer devices
  • ๐Ÿ’ฐ Expensive subscription
  • ๐Ÿ”’ Limited free version
Google Authenticator#3

Google Authenticator by Google

Worth Considering
๐Ÿ”ง Utilities
4.9๐Ÿ˜ž(1M ratings)
Free
#11in 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 2Fa Auth apps to explore

4
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
(4.9K)
5
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
OTP Two Factor for ID Verify
Free

This application provides secure two-factor authentication for your accounts, ensuring added protection against unauthorized access. Safeguard your online presence with ease by downloading the app now.

๐Ÿ“Š Productivity
(2.2K)
6
Microsoft Authenticator
Microsoft Authenticator
Microsoft Authenticator
Protects your online identity
Free

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.

๐Ÿ“Š Productivity
(652K)
7
Ente Auth - 2FA Authenticator
Ente Auth - 2FA Authenticator
Ente Auth - 2FA Authenticator
Secure sync across devices
Free

Safely store and sync your 2FA tokens with end-to-end encrypted cloud backups, multi-device sync, and offline token generation. Access your tokens from any device and easily import or export codes. Terms: https://ente.io/terms.

๐Ÿ”ง Utilities
(262)
8
Mobile 2FA Authenticator App
Mobile 2FA Authenticator App
Mobile 2FA Authenticator App
Two Factor Code - Authenticate
Free

This application provides robust protection for online accounts by generating and storing two-factor and multi-factor authentication codes, with features such as end-to-end encryption, secure backups, and biometric safeguards. Download now to unlock unlimited access to all features and safeguard your online presence with a secure and auto-renewable subscription.

๐Ÿ”ง Utilities
(5)
9
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)
10
Authenticator ยท
Authenticator ยท
Authenticator ยท
2FA, Two Factor Authentication
Free

Secure your online accounts with Authenticator 7, an app that stores and generates secure 2FA tokens for added account protection. Safeguard your accounts from hackers with this easy-to-use two-factor authentication solution.

๐Ÿ”ง Utilities
(26K)
11
2FA Authenticator App - Locker
2FA Authenticator App - Locker
2FA Authenticator App - Locker
MFA,Two Factor,Auth,Passwords
Free

This application provides a secure and easy-to-use two-factor authentication and password management solution, allowing users to generate time-sensitive codes, store passwords, and monitor accounts for data breaches. With features like cloud backup, biometric encryption, and support for over 1000 apps, users can add an extra layer of security to their online accounts and manage them from one point.

๐Ÿ”ง Utilities
(28)
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
2FA Authenticator - OTP Auth
2FA Authenticator - OTP Auth
2FA Authenticator - OTP Auth
Two Factor Authentication App
Free

This two-factor authentication app generates secure one-time passwords to add an extra layer of protection to your online presence, working seamlessly with popular platforms and accounts. Download now to take control of your digital security and protect your online identities with a robust and trusted authenticator companion.

๐Ÿ“Š Productivity
(4)
14
TOTP Authenticator โ€“ Fast 2FA
TOTP Authenticator โ€“ Fast 2FA
TOTP Authenticator โ€“ Fast 2FA
Simple 2FA with Cloud Sync
Free

Experience simple and secure two-factor authentication with our app. Protect your online accounts easily with one-time tokens generated on your device. Explore features like cloud sync, multi-platform support, and extensive account compatibility to enhance your online security.

๐Ÿ”ง Utilities
(3.8K)
15
Authenticator - 2FA Auth App
Authenticator - 2FA Auth App
Authenticator - 2FA Auth App
TOTP OTP Two Factor MFA
$0.99

This two-factor authentication app supports the Time-based One-Time Password (TOTP) algorithm and offers multiple setup methods, including QR code scanning and manual entry. It allows users to easily manage and export their accounts while maintaining complete offline security and no data tracking.

๐Ÿ”ง Utilities
(3)
16
Authenticator App | 2FA Auth
Authenticator App | 2FA Auth
Authenticator App | 2FA Auth
Secure 2-Factor Auth Manager
Free

This application provides a secure two-factor authentication solution, generating unique codes that change every 30 seconds to add an extra layer of security to your online accounts. With its key features such as offline capability, password management, and wide compatibility, it offers enhanced security, convenience, and flexibility, making it a trusted choice for safeguarding online accounts.

๐Ÿ”ง Utilities
(44)
17
2FA AuthShield โ€“ Authenticator
2FA AuthShield โ€“ Authenticator
2FA AuthShield โ€“ Authenticator
Two-Factor Authentication MFA
Free
๐Ÿ”ง Utilities
(1)
18
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)
19
BlazeAuth - MFA Authenticator
BlazeAuth - MFA Authenticator
BlazeAuth - MFA Authenticator
Two-Factor Authentication Code
Free
๐Ÿ”ง Utilities
(79)
20
Authenticator 2FA - Auth Core
Authenticator 2FA - Auth Core
Authenticator 2FA - Auth Core
2FA & MFA Authentication App
Free

Get enhanced online security with the Authenticator 2FA app. This powerful tool generates secure, time-sensitive codes to add an essential layer of protection to your digital accounts. Elevate your security and safeguard your accounts today.

๐Ÿ”ง Utilities
(9)

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