Best 2Fa Auth Apps

236+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Every iPhone needs a few good 2fa auth apps. We benchmark 236+ 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
📊 Productivity
4.7😊(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

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
Authenticator App#2

Authenticator App by UNSTABLE, SL

2FA Authentication MFA & OTP
Strong Contender
📊 Productivity
4.6😊(46K ratings)
FreeIn-App Purchases
#45in 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
Authenticator app - 2FA, MFA#3

Authenticator app - 2FA, MFA by Maxima Apps

Two Factor Authentication, OTP
Worth Considering
🔧 Utilities
4.6😐(5.7K ratings)
FreeIn-App Purchases
Authenticator app - 2FA, MFA screenshot 1
Authenticator app - 2FA, MFA screenshot 2
Authenticator app - 2FA, MFA screenshot 3
Authenticator app - 2FA, MFA screenshot 4
Authenticator app - 2FA, MFA screenshot 5
Authenticator app - 2FA, MFA screenshot 6

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.

What We Love

  • 🚀 Easy to use
  • 🔒 Secure authentication
  • 👍 Reliable and works well
  • 🚀 Quick and efficient

Room to Improve

  • 🐛 Bugs and glitches
  • 💰 Expensive or hidden fees
  • 🤯 Confusing setup and usage

More 2Fa Auth apps to explore

4
Microsoft Authenticator
Microsoft Authenticator
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
📊 Productivity
(663K)
free
5
Google Authenticator
Google Authenticator
Google Authenticator
by Google LLC
Free

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.

Offline code generationSync codes across devicesAutomatic QR code setup
🔧 Utilities
(1.1M)
free
6
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
OTP Two Factor for ID Verify
Free

This app provides secure two-factor authentication (2FA) codes for thousands of online accounts. It also offers a password manager with autofill, encrypted backups, and cross-device sync for enhanced digital security.

Two-Factor Authentication (2FA) codesPassword Manager with AutofillEncrypted Backups
📊 Productivity
(2.2K)
free with in-app purchases
7
Mobile 2FA Authenticator App
Mobile 2FA Authenticator App
Mobile 2FA Authenticator App
Two Factor Code - Authenticate
Free

This app provides secure generation and storage of two-factor and multi-factor authentication codes. It offers end-to-end encryption, biometric protection, and cross-device syncing for easy access and restoration.

Secure 2FA/MFA code generation and storageManual code additionEnd-to-end encryption
🔧 Utilities
(5)
freemium
8
2FA Authenticator: OTP Codes
2FA Authenticator: OTP Codes
2FA Authenticator: OTP Codes
TOTP authentication for iPhone
Free

Secure your online accounts with this app that generates and stores two-factor authentication codes. Easily scan QR codes for setup and benefit from offline functionality and iCloud backup. Protect your digital identity with robust security features.

Generate 2FA/MFA tokensScan QR codes for setupiCloud backup and sync
🔧 Utilities
(146)
free with in-app purchases
9
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
10
Authenticator App-MFA&2FA Auth
Authenticator App-MFA&2FA Auth
Authenticator App-MFA&2FA Auth
Authenticator & Pass Manager
Free

This app provides multi-factor authentication and password management. It generates secure 2FA/MFA tokens offline and creates strong, customizable passwords. Your encrypted data is stored locally for enhanced security.

Multi-factor authentication token generationOffline token generationStrong password generation
🔧 Utilities
(4)
freemium
11
2FA Authenticator-MFA,OTP,Auth
2FA Authenticator-MFA,OTP,Auth
2FA Authenticator-MFA,OTP,Auth
Two Factor Authentication Aрр
Free

This app provides robust digital security for your online accounts using end-to-end encryption. It simplifies adding accounts, securely backs up and syncs your data, and offers offline password generation. Manage all your passwords and generate strong ones with ease.

Effortless account addition via QR codeSecure data backup and cross-device syncOffline one-time password generation
📊 Productivity
(1.3K)
freemium
12
Duo Mobile
Duo Mobile
Duo Mobile
Security made simple
Free

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.

Two-factor authenticationPasscode generationPush notification authentication
💼 Business
(2.2M)
free
13
Authenticator 2FA Auth
Authenticator 2FA Auth
Authenticator 2FA Auth
Two-Factor Auth via QR Code
Free
🔧 Utilities
(0)
14
iAuthenticator - 2FA Auth App
iAuthenticator - 2FA Auth App
iAuthenticator - 2FA Auth App
Authenticator & Pass Manager
Free

Enhance your online security by generating secure one-time passwords for social media, email, and crypto wallets. This app offers a fast QR code scanner, biometric security, and works offline. It also includes a robust password manager and strong password generator.

Time-based One-Time Passwords (TOTP)Lightning-Fast QR Code ScannerSecure iCloud Backup & Sync (PRO)
🔧 Utilities
(1)
freemium
15
Two Factor Authenticator App
Two Factor Authenticator App
Two Factor Authenticator App
Simple 2FA Authentication
Free

Generate and store secure two-factor authentication codes for enhanced online account protection. Easily set up tokens via QR code scanning and access codes instantly with widgets and FaceID. Enjoy offline code generation and private browsing.

Secure 2FA code generationQR code setupSeamless device sync
🔧 Utilities
(58)
free with in-app purchases
16
Authenticator App | 2FA Auth
Authenticator App | 2FA Auth
Authenticator App | 2FA Auth
Gerenciador Autenticação 2FA
Free

Enhance your online security with a robust two-factor authentication manager. This app generates time-based one-time passwords (TOTP) for secure logins, even offline. It also offers password management and easy account import/export for thousands of services.

Two-Factor Authentication (2FA)Time-Based One-Time Passwords (TOTP)Offline Capability
🔧 Utilities
(48)
free with in-app purchases
17
2FA Authenticator • Auth App+
2FA Authenticator • Auth App+
2FA Authenticator • Auth App+
Secure & Fast Authentication
Free

Enhance your online account security with this tool that generates two-factor authentication (2FA) codes. It supports a wide range of services and offers effortless setup with a user-friendly interface. Secure your digital identity and gain peace of mind.

Generate two-factor authentication codesSupport for a wide range of servicesEffortless setup process
📊 Productivity
(95)
free with in-app purchases
18
Authenticator - 2FA App
Authenticator - 2FA App
Authenticator - 2FA App
Protects your online identity
Free

Secure your online accounts with two-factor authentication (2FA). Easily generate and store one-time codes by scanning QR codes or entering details manually. Offers data breach monitoring and a basic password manager for free, with premium features available via subscription.

Two-factor authentication (2FA) code generationQR code scanning for setupBroad service compatibility
🔧 Utilities
(2.5K)
freemium
19
2FA Authenticator Code
2FA Authenticator Code
2FA Authenticator Code
Trusted Two Factor Protection
Free
📊 Productivity
(1)
20
Authenticator: 2FA Auth & MFA
Authenticator: 2FA Auth & MFA
Authenticator: 2FA Auth & MFA
2 Factor Security: OTP & TOTP
Free
🔧 Utilities
(3)

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