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Best Cuny Authenticator Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated September 2026

The best cuny authenticator apps on iPhone average 4.4★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top Cuny Authenticator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (694K)NoNoSep 2026
2TOTP Authenticator – Fast 2FATOTP Authenticator – Fast 2FAFree4.7★ (3.9K)NoYesSep 2026
3Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.2M)NoNoSep 2026
42FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoSep 2026
5ID.me AuthenticatorID.me AuthenticatorFree4.3★ (100K)NoNoSep 2026
6RSA Authenticator (SecurID)RSA Authenticator (SecurID)Free2.7★ (331)NoNoSep 2026
7Salesforce AuthenticatorSalesforce AuthenticatorFree4.6★ (4.3K)NoNoSep 2026
8Thincast AuthenticatorThincast AuthenticatorFree—NoNoMay 2026

Top Picks for Cuny Authenticator

Microsoft Authenticator#1

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Editor's Choice
📊 Productivity
4.7😞(694K ratings)
Free
#6in Productivity
Microsoft Authenticator screenshot 1
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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
TOTP Authenticator – Fast 2FA#2

TOTP Authenticator – Fast 2FA by AppyFactor

Simple 2FA with Cloud Sync
Strong Contender
🔧 Utilities
4.7😞(3.9K ratings)
FreeIn-App Purchases
TOTP Authenticator – Fast 2FA screenshot 1
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Enhance your online security with this app that generates one-time tokens for two-factor authentication. Protect your accounts from hackers by easily adding 2FA to your online services. Supports cloud sync and a Chrome extension for seamless desktop integration.

What We Love

  • 👍 Solid free basic experience
  • 🚀 Simple and effective
  • 👍 Easy to use and set up new accounts
  • 🚀 Chrome extension is cool
  • 🔒 Excellent app for 2FA

Room to Improve

  • 🐛 No export functionality
  • 🐛 Impossible to recover account without paying
  • 🐛 Can't save Authy keys from sites
  • 🐛 Codes expire too fast
  • 🐛 Doesn't work with some services
  • 🐛 Codes not working, invalid or expired
  • 🐛 Doesn't sync to Chrome extension
  • 🐛 No instructions or support
  • 🐛 Sync issues, lost codes
  • 🐛 Doesn't offer encryption for iCloud backup
Google Authenticator#3

Google Authenticator by Google

Worth Considering
🔧 Utilities
4.9😞(1.2M ratings)
Free
#3in Utilities
Google Authenticator screenshot 1
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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

More Cuny Authenticator apps to explore

FAQ about Cuny Authenticator

What are the best cuny authenticator apps for iPhone?
Microsoft Authenticator tops our cuny authenticator apps ranking as of September 2026, with a 4.7-star average from 694K App Store ratings, and it's free to download.
Yes — 20 of the top cuny authenticator apps we rank are free to download, including Microsoft Authenticator and TOTP Authenticator – Fast 2FA.
Microsoft Authenticator has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ cuny authenticator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Microsoft Authenticator is a mobile application designed to enhance online security. It provides multi-factor authentication (MFA), passwordless login options, and password autofill capabilities for various online accounts, including personal, work, and school accounts.
When MFA is enabled, after entering your password, you'll be prompted to verify your identity. This can be done by approving a notification sent to the app or by entering a time-based one-time password (OTP) generated by the app. These OTP codes refresh every 30 seconds and do not require a network connection.