Best Alerus Authenticator Apps

240+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

With an average user rating of 4.4★, the alerus authenticator category is one of the App Store's strongest. Browse all 240+ apps we track, sorted so the most loved ones surface first.

Compare top Alerus Authenticator Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (703K)NoNoOct 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.2M)NoNoOct 2026
3ID.me AuthenticatorID.me AuthenticatorFree4.3★ (100K)NoNoOct 2026
4Salesforce AuthenticatorSalesforce AuthenticatorFree4.6★ (4.3K)NoNoOct 2026
5Authenticator ·Authenticator ·Free4.6★ (26K)NoYesOct 2026
6RSA Authenticator (SecurID)RSA Authenticator (SecurID)Free2.7★ (331)NoNoOct 2026
72FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoOct 2026
8Authenticator App+Authenticator App+Free4.8★ (12K)YesYesOct 2026

Top Picks for Alerus Authenticator

Microsoft Authenticator#1

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Editor's Choice
📊 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

  • 🚀 Seamless authentication
  • 🔒 Secure login process
  • 👍 Convenient passwordless sign-in
  • 🚀 Smooth app performance

Room to Improve

  • 🐛 Broken Apple Watch functionality
  • 🐛 Backup and restore issues
  • 🐛 Confusing login flow
  • 🐛 Accounts disappearing after phone change
4.9😞(1.2M ratings)
Free
#4in Utilities
Google Authenticator screenshot 1
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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

  • 👍 User-friendly
  • 🔒 Secure authentication
  • 🚀 Simple and fast
  • 🔒 Reliable security
  • 👍 Easy to use

Room to Improve

  • 🐛 Randomly deleted all codes
  • 🐛 Unreliable, lost access to accounts
  • 🐛 Timing issues, codes didn't work
  • 🐛 Accounts duplicated then deleted
  • 🐛 Wiped all accounts after update
4.3😞(100K ratings)
Free
#33in Productivity
ID.me Authenticator screenshot 1
ID.me Authenticator screenshot 2
ID.me Authenticator screenshot 3
ID.me Authenticator screenshot 4
ID.me Authenticator screenshot 5

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

  • 🚀 Easy to use
  • 💡 Comprehensive identity verification
  • 👍 Clean and straightforward interface

Room to Improve

  • 🐛 Frequent technical issues
  • 🕰️ Slow and unresponsive support
  • 🤯 Confusing and frustrating workflow
  • 🔒 Privacy and security concerns
  • 🙍‍♀️ Poor user experience for non-tech-savvy individuals

More Alerus Authenticator apps to explore

FAQ about Alerus Authenticator

What are the best alerus authenticator apps for iPhone?
Microsoft Authenticator tops our alerus authenticator apps ranking as of May 2026, with a 4.7-star average from 703K App Store ratings, and it's free to download.
Yes — 20 of the top alerus authenticator apps we rank are free to download, including Microsoft Authenticator and Google Authenticator.
Microsoft Authenticator has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 240+ alerus authenticator apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.