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Best Authenticator App Free For Iphone

241+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

Whether you're new to authenticator app free for iphone or looking for an upgrade, our curated collection of 241+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Authenticator App Free For Iphone

Google Authenticator#1

Google Authenticator by Google LLC

Editor's Choice
🔧 Utilities
4.9😞(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

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

  • 👍 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😞(652K ratings)
Free
#7in 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

  • 🚀 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

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

  • 🚀 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 Authenticator App Free For Iphone apps to explore

4
Authenticator ·
Authenticator ·
Authenticator ·
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.

🔧 Utilities
(26K)
5
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."

💼 Business
(2.1M)
6
ID.me Authenticator
ID.me Authenticator
ID.me Authenticator
by ID.me, Inc.
Free

A free multi-factor authentication app that adds an extra layer of security to your account with time-based one-time passwords, push notifications, and mobile security keys. Easily verify your identity and protect your account from hackers.

📊 Productivity
(100K)
7
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.

📊 Productivity
(34K)
8
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
2FA, Two Factor Authentication
Free
🔧 Utilities
(287)
9
Authenticator App ™
Authenticator App ™
Authenticator App ™
Two Factor Authentication
Free

Secure your online accounts with an advanced two-factor authentication app that generates time-based codes for enhanced security when logging in. Compatible with over 2,500 websites, streamline your multi-factor authentication setup by scanning QR codes.

🔧 Utilities
(21K)
10
Authenticator App - OneAuth
Authenticator App - OneAuth
Authenticator App - OneAuth
Secure your online accounts
Free

Secure your online accounts with an industry-standard authenticator app. Enable two-factor authentication, back up and sync accounts across all devices easily, and enjoy enhanced security features like passwordless sign-in and biometric authentication. Download now to experience enhanced online security.

🔧 Utilities
(33K)
11
Authenticator ® App
Authenticator ® App
Authenticator ® App
Two Factor Authentication Aрр
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!

📊 Productivity
(3K)
12
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!

📊 Productivity
(12K)
13
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.

🔧 Utilities
(133)
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.

🔧 Utilities
(4.9K)
15
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.

🔧 Utilities
(3)
16
Twilio Authy
Twilio Authy
Twilio Authy
by Authy Inc.
Free

A two-factor authentication app for iPhone and iPad, Authy ensures secure account protection through multi-device synchronization, secure cloud backups, and offline token generation. Protect all major accounts and bitcoins with Authy's trusted security features. Visit the website to enhance your account security today: https://www.authy.com.

🔧 Utilities
(52K)
17
Authenticator - 2FA App
Authenticator - 2FA App
Authenticator - 2FA App
Protects your online identity
Free

Protect your online accounts with two-factor authentication using this reliable app. Easily generate secure codes to access your favorite services. Stay secure, stay protected.

🔧 Utilities
(2.5K)
18
Authenticator™ App
Authenticator™ App
Authenticator™ App
Authenticator App
Free

Securely set up your accounts with Authenticator™ App using QR codes for quick and error-free setup. Backup your data with iCloud for added security and convenience. Get started now to simplify your authentication process.

🔧 Utilities
(239)
19
Google Chrome
Google Chrome
Google Chrome
Rapide et sécurisé, par Google
Free

A lightning-fast web browser designed for seamless internet browsing across various devices. Experience an efficient and user-friendly way to explore the web – download now for faster browsing!

🔧 Utilities
(340K)
20
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
MFA Authentication 2 Factor
Free
🔧 Utilities
(24)

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