Best Two Factor Authenticator 2Fa Apps

248+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated September 2026

Two Factor Authenticator 2FA is the household name in two factor authenticator 2fa, but it's far from the only option. We track 248+ alternatives and competitors on iOS β€” many free, many higher-rated than you'd expect.

Compare top Two Factor Authenticator 2Fa Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Two Factor Authenticator 2FATwo Factor Authenticator 2FAFreeβ€”YesYesSep 2026
22FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7β˜… (35K)NoNoOct 2026
3Google AuthenticatorGoogle AuthenticatorFree4.9β˜… (1.2M)NoNoOct 2026
4Authenticator: 2FA Authy & MFAAuthenticator: 2FA Authy & MFAFree5.0β˜… (4)NoYesSep 2026
5Authenticator app - 2FA, MFAAuthenticator app - 2FA, MFAFree4.6β˜… (5.7K)NoYesOct 2026
6Duo MobileDuo MobileFree4.9β˜… (2.3M)NoNoOct 2026
7Authenticator App - 2FA / OTPAuthenticator App - 2FA / OTPFree4.3β˜… (29)YesYesOct 2026
8Authenticator App+Authenticator App+Free4.8β˜… (12K)YesYesOct 2026

Top Picks for Two Factor Authenticator 2Fa

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
#7in 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

More Two Factor Authenticator 2Fa apps to explore

FAQ about Two Factor Authenticator 2Fa

Are there free two factor authenticator 2fa apps for iPhone?
Yes β€” 20 of the top two factor authenticator 2fa apps we rank are free to download, including Two Factor Authenticator 2FA and 2FA Authenticator (2FAS).
Two Factor Authenticator 2FA shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ two factor authenticator 2fa apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.