Best 2Fa Authenticator Free Apps

250+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated October 2026

From beginner-friendly picks to power-user tools, our 2fa authenticator free list covers 250+ iPhone apps updated through October 2026. Compare ratings, prices, and screenshots in one place.

Compare top 2Fa Authenticator Free Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Google AuthenticatorGoogle AuthenticatorFree4.9โ˜… (1.2M)NoNoOct 2026
22FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7โ˜… (35K)NoNoOct 2026
3Salesforce AuthenticatorSalesforce AuthenticatorFree4.6โ˜… (4.3K)NoNoOct 2026
4Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7โ˜… (703K)NoNoOct 2026
5Authenticator AppAuthenticator AppFree4.6โ˜… (49K)NoYesOct 2026
6Twilio AuthyTwilio AuthyFree4.7โ˜… (53K)NoNoOct 2026
7Raivo - 2FA Authenticator appRaivo - 2FA Authenticator appFree4.4โ˜… (181)NoYesOct 2026
8Authenticator: MFA Auth & TOTPAuthenticator: MFA Auth & TOTPFreeโ€”NoYesOct 2026

Top Picks for 2Fa Authenticator Free

4.9๐Ÿ˜ž(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

  • ๐Ÿ‘ User-friendly
  • ๐Ÿ”’ Secure authentication
  • ๐Ÿš€ Simple and fast
  • ๐Ÿ”’ Reliable security
  • ๐Ÿ‘ Easy to use

Room to Improve

  • ๐Ÿ› Randomly deleted all codes
  • ๐Ÿ› Unreliable, lost access to accounts
  • ๐Ÿ› Timing issues, codes didn't work
  • ๐Ÿ› Accounts duplicated then deleted
  • ๐Ÿ› Wiped all accounts after update
4.7๐Ÿ˜Š(35K ratings)
Free
2FA Authenticator (2FAS) screenshot 1
2FA Authenticator (2FAS) screenshot 2
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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

  • ๐Ÿš€ Efficient and fast
  • ๐Ÿ”’ Secure and private
  • ๐Ÿ‘ Simple and intuitive UI
  • ๐Ÿ’ก Customizable icons and folders
  • ๐Ÿ”’ iCloud backup and sync

Room to Improve

  • ๐Ÿ› Occasional bugs and crashes
  • ๐Ÿ”’ Lack of password/PIN protection
  • ๐Ÿ•ฐ No Apple Watch app
  • ๐Ÿ› Issues with push notifications
  • ๐Ÿ•ฐ Missing desktop/web app
4.6๐Ÿ˜(4.3K ratings)
Free
Salesforce Authenticator screenshot 1
Salesforce Authenticator screenshot 2
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Salesforce Authenticator screenshot 5

Enhance your online security with multi-factor authentication. This app sends push notifications to your device for identity verification, allowing you to approve or deny login attempts with a simple tap. It also offers one-time verification codes for offline use and can automate approvals for trusted locations.

What We Love

  • ๐Ÿš€ Fast and efficient
  • ๐Ÿ”’ Secure authentication
  • ๐Ÿ‘ Easy to use
  • ๐Ÿ”‹ Reliable backup feature
  • ๐Ÿ‘ Convenient Apple Watch integration

Room to Improve

  • ๐Ÿ› Inconsistent location tracking
  • ๐Ÿ› Frequent re-authentication required
  • ๐Ÿ› Unreliable push notifications
  • ๐Ÿ› Compatibility issues with older devices
  • ๐Ÿ› Buggy app crashes

More 2Fa Authenticator Free apps to explore

FAQ about 2Fa Authenticator Free

What are the best 2fa authenticator free apps for iPhone?
Google Authenticator tops our 2fa authenticator free apps ranking as of October 2026, with a 4.9-star average from 1.2M App Store ratings, and it's free to download.
Google Authenticator has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 250+ 2fa authenticator free apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.