Best 2Fas Authenticator App

249+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated October 2026

If you already know 2FA Authenticator (2FAS), this is the deeper bench. 249+ 2fas authenticator app for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top 2Fas Authenticator App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
12FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7β˜… (35K)NoNoOct 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9β˜… (1.2M)NoNoOct 2026
3Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7β˜… (703K)NoNoOct 2026
4Authenticator AppAuthenticator AppFree4.6β˜… (49K)NoYesOct 2026
5Duo MobileDuo MobileFree4.9β˜… (2.3M)NoNoOct 2026
6Twilio AuthyTwilio AuthyFree4.7β˜… (53K)NoNoOct 2026
7Authenticator Β·Authenticator Β·Free4.6β˜… (26K)NoYesOct 2026
8ID.me AuthenticatorID.me AuthenticatorFree4.3β˜… (100K)NoNoOct 2026

Top Picks for 2Fas Authenticator App

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

  • πŸš€ Efficient and fast
  • πŸ”’ Secure and private
  • πŸ‘ Simple and intuitive UI
  • πŸ’‘ Customizable icons and folders
  • πŸ”’ iCloud backup and sync

Room to Improve

  • πŸ› Occasional bugs and crashes
  • πŸ”’ Lack of password/PIN protection
  • πŸ•° No Apple Watch app
  • πŸ› Issues with push notifications
  • πŸ•° Missing desktop/web app
4.9😞(1.2M ratings)
Free
#4in 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

  • πŸ‘ User-friendly
  • πŸ”’ Secure authentication
  • πŸš€ Simple and fast
  • πŸ”’ Reliable security
  • πŸ‘ Easy to use

Room to Improve

  • πŸ› Randomly deleted all codes
  • πŸ› Unreliable, lost access to accounts
  • πŸ› Timing issues, codes didn't work
  • πŸ› Accounts duplicated then deleted
  • πŸ› Wiped all accounts after update
Microsoft Authenticator#3

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Worth Considering
πŸ“Š Productivity
4.7😞(703K ratings)
Free
#6in 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

  • πŸš€ Seamless authentication
  • πŸ”’ Secure login process
  • πŸ‘ Convenient passwordless sign-in
  • πŸš€ Smooth app performance

Room to Improve

  • πŸ› Broken Apple Watch functionality
  • πŸ› Backup and restore issues
  • πŸ› Confusing login flow
  • πŸ› Accounts disappearing after phone change

More 2Fas Authenticator App apps to explore

FAQ about 2Fas Authenticator App

What is the best 2fas authenticator app for iPhone?
2FA Authenticator (2FAS) tops our 2fas authenticator app ranking as of October 2026, with a 4.7-star average from 35K App Store ratings, and it's free to download.
Yes β€” 20 of the top 2fas authenticator app we rank are free to download, including 2FA Authenticator (2FAS) and Google Authenticator.
2FA Authenticator (2FAS) has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 249+ 2fas authenticator app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.