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Best Free Mfa Authenticator Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated October 2026

Finding the right free mfa authenticator apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Free Mfa Authenticator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7β˜… (703K)NoNoOct 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9β˜… (1.2M)NoNoOct 2026
3Authenticator: MFA Auth & TOTPAuthenticator: MFA Auth & TOTPFreeβ€”NoYesMay 2026
42FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7β˜… (35K)NoNoOct 2026
5Authenticator App Β· 2FA, MFAAuthenticator App Β· 2FA, MFAFree3.0β˜… (4)YesYesSep 2026
6Authenticator app - 2FA, MFAAuthenticator app - 2FA, MFAFree4.6β˜… (5.7K)NoYesOct 2026
7ID.me AuthenticatorID.me AuthenticatorFree4.3β˜… (100K)NoNoOct 2026
8Authenticator App - 2FA / OTPAuthenticator App - 2FA / OTPFree4.3β˜… (29)YesYesOct 2026

Top Picks for Free Mfa Authenticator

Microsoft Authenticator#1

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Editor's Choice
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
Google Authenticator#2

Google Authenticator by Google

Strong Contender
πŸ”§ Utilities
4.9😞(1.2M ratings)
Free
#5in 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 Free Mfa Authenticator apps to explore

FAQ about Free Mfa Authenticator

What are the best free mfa authenticator apps for iPhone?
Microsoft Authenticator tops our free mfa authenticator apps ranking as of October 2026, with a 4.7-star average from 703K App Store ratings, and it's free to download.
Microsoft Authenticator has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 250+ free mfa authenticator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.