Best 2Factor Apps

246+ iOS apps curated and reviewed

4.6 avg rating
18 free apps
Updated August 2026

With an average user rating of 4.6★, the 2factor category is one of the App Store's strongest. Browse all 246+ apps we track, sorted so the most loved ones surface first.

Compare top 2Factor Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.2M)NoNoSep 2026
2Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (694K)NoNoSep 2026
32FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoSep 2026
4Duo MobileDuo MobileFree4.9★ (2.3M)NoNoSep 2026
5Two Factor: AuthenticatorTwo Factor: AuthenticatorFreeNoNoAug 2026
6Authenticator: Secure 2FA AuthAuthenticator: Secure 2FA AuthFree4.5★ (25)YesYesSep 2026
7Authenticator: 2FA Auth & MFAAuthenticator: 2FA Auth & MFAFree5.0★ (2)NoYesAug 2026
8Authenticator App - 2FA / OTPAuthenticator App - 2FA / OTPFree4.3★ (29)YesYesSep 2026

Top Picks for 2Factor

4.9😞(1.2M 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

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
  • 👍 Easy to use

Room to Improve

  • 🐛 Randomly deleted all codes
  • 🐛 Unreliable, lost access to accounts
  • 🐛 Timing issues, codes didn't work
  • 🐛 Accounts duplicated then deleted
  • 🐛 Wiped all accounts after update
Microsoft Authenticator#2

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Strong Contender
📊 Productivity
4.7😞(694K ratings)
Free
#8in 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
  • 🐛 Accounts disappearing after phone change
4.7😊(35K 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
  • 🔒 iCloud backup and sync

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔒 Lack of password/PIN protection
  • 🕰 No Apple Watch app
  • 🐛 Issues with push notifications
  • 🕰 Missing desktop/web app

More 2Factor apps to explore

FAQ about 2Factor

What are the best 2factor apps for iPhone?
Google Authenticator tops our 2factor apps ranking as of August 2026, with a 4.9-star average from 1.2M App Store ratings, and it's free to download.
Yes — 18 of the top 2factor apps we rank are free to download, including Google Authenticator and Microsoft Authenticator.
Google Authenticator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 246+ 2factor apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Google Authenticator adds an extra layer of security to your online accounts by generating a second verification code needed to sign in, in addition to your password. This code is generated on your phone.
You can set up your Authenticator accounts automatically by scanning a QR code provided by the service you wish to secure. This is a quick and easy process that ensures correct setup.

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