Best Proton Authenticator Apps

250+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated September 2026

Proton Authenticator is the household name in proton authenticator, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Proton Authenticator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Proton AuthenticatorProton AuthenticatorFree4.4★ (242)NoNoSep 2026
2Proton Pass - Password ManagerProton Pass - Password ManagerFree4.8★ (7.8K)NoYesSep 2026
3Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (694K)NoNoSep 2026
42FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoSep 2026
5Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.2M)NoNoSep 2026
6ID.me AuthenticatorID.me AuthenticatorFree4.3★ (100K)NoNoSep 2026
7Authenticator App: OTP 2FAAuthenticator App: OTP 2FAFreeNoYesAug 2026
8Authenticator App - OneAuthAuthenticator App - OneAuthFree4.7★ (34K)NoNoSep 2026

Top Picks for Proton Authenticator

Proton Authenticator#1

Proton Authenticator by Proton AG

Secure 2FA Authenticator
Editor's Choice
📊 Productivity
4.4😊(242 ratings)
Free
Proton Authenticator screenshot 1
Proton Authenticator screenshot 2
Proton Authenticator screenshot 3
Proton Authenticator screenshot 4

Securely manage your two-factor authentication codes with an open-source, end-to-end encrypted authenticator app. It offers seamless cross-device syncing, effortless import from other apps, and robust backup options, all protected by strict Swiss privacy laws. Take control of your digital security with a trusted and private solution.

What We Love

  • 🚀 Cross-platform support
  • 🔒 Secure cloud sync
  • 👍 Easy import from other authenticators
  • 🚀 Convenient 'next' feature for codes

Room to Improve

  • 🐛 Buggy UI (scrolling jitters, random sorting)
  • 👎 Lack of customization options (pin favorites, change icons)
  • 🐛 Sync/login issues on iPad
Proton Pass - Password Manager#2

Proton Pass - Password Manager by Proton AG

Secure end-to-end encryption
Strong Contender
📊 Productivity
4.8😐(7.8K ratings)
FreeIn-App Purchases
Proton Pass - Password Manager screenshot 1
Proton Pass - Password Manager screenshot 2
Proton Pass - Password Manager screenshot 3
Proton Pass - Password Manager screenshot 4
Proton Pass - Password Manager screenshot 5
Proton Pass - Password Manager screenshot 6

Securely manage your online credentials with end-to-end encryption. This free password manager offers autofill, 2FA code generation, email alias creation, and data breach monitoring across all your devices. Protect your digital identity with robust Swiss privacy laws.

What We Love

  • 🚀 Decent password manager
  • 🔒 Secure and encrypted
  • 👍 Integrated email alias feature
  • 👍 Competitive pricing
  • 👍 Attractive and intuitive apps
  • 👍 Easy to use
  • 👍 Wide platform support

Room to Improve

  • 🐛 Autofill issues
  • 🐛 Logging out issues
  • 🐛 Buggy and unreliable
  • 🐛 Missing core features
  • 🐛 Compatibility issues
  • 🐛 Deleting passwords unexpectedly
Microsoft Authenticator#3

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Worth Considering
📊 Productivity
4.7😞(694K ratings)
Free
#7in 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

More Proton Authenticator apps to explore

FAQ about Proton Authenticator

What are the best proton authenticator apps for iPhone?
Proton Authenticator tops our proton authenticator apps ranking as of September 2026, with a 4.4-star average from 242 App Store ratings, and it's free to download.
Yes — 20 of the top proton authenticator apps we rank are free to download, including Proton Authenticator and Proton Pass - Password Manager.
Proton Authenticator has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ proton authenticator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Proton Authenticator is an app designed to securely store and generate your two-factor authentication (2FA) codes. It helps protect your online accounts by requiring a second verification step beyond just your password, ensuring enhanced security.
Key features include end-to-end encrypted iCloud sync for seamless cross-device access, effortless import from other authenticator apps like Google Authenticator, secure backup and export options, and a strong commitment to Swiss privacy laws. It is also open source and ad-free.