Best Authenticator Code App

249+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated September 2026

With an average user rating of 4.1β˜…, the authenticator code app category is one of the App Store's strongest. Browse all 249+ apps we track, sorted so the most loved ones surface first.

Compare top Authenticator Code App (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Google AuthenticatorGoogle AuthenticatorFree4.9β˜… (1.2M)NoNoSep 2026
2Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7β˜… (694K)NoNoSep 2026
3ID.me AuthenticatorID.me AuthenticatorFree4.3β˜… (100K)NoNoSep 2026
4Authenticator AppAuthenticator AppFree4.6β˜… (49K)NoYesSep 2026
5Authenticator App 2FA β€” LokioAuthenticator App 2FA β€” LokioFree1.0β˜… (1)NoYesSep 2026
6Authenticator App -2FA SecureAuthenticator App -2FA SecureFree3.0β˜… (3)YesYesSep 2026
7Spot AuthenticatorSpot AuthenticatorFreeβ€”NoYesAug 2026
8Level - 2FA AuthenticatorLevel - 2FA AuthenticatorFreeβ€”NoYesMay 2026

Top Picks for Authenticator Code App

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
Microsoft Authenticator#2

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Strong Contender
πŸ“Š Productivity
4.7😞(694K ratings)
Free
#12in 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
4.3😞(100K ratings)
Free
#54in Productivity
ID.me Authenticator screenshot 1
ID.me Authenticator screenshot 2
ID.me Authenticator screenshot 3
ID.me Authenticator screenshot 4

This app provides a free multi-factor authentication solution for your account, adding an extra security layer to prevent unauthorized access. It generates secure verification tokens, including time-based codes and push notifications, to confirm your identity during login.

What We Love

  • πŸš€ Easy to use
  • πŸ’‘ Comprehensive identity verification
  • πŸ‘ Clean and straightforward interface

Room to Improve

  • πŸ› Frequent technical issues
  • πŸ•°οΈ Slow and unresponsive support
  • 🀯 Confusing and frustrating workflow
  • πŸ”’ Privacy and security concerns
  • πŸ™β€β™€οΈ Poor user experience for non-tech-savvy individuals

More Authenticator Code App apps to explore

FAQ about Authenticator Code App

What is the best authenticator code app for iPhone?
Google Authenticator tops our authenticator code app ranking as of September 2026, with a 4.9-star average from 1.2M App Store ratings, and it's free to download.
Yes β€” 20 of the top authenticator code app 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 September 2026.
We track 249+ authenticator code app on the iOS App Store as of September 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.