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Best Proton Authenticator Apps

238+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated April 2026

Proton Authenticator is the household name in proton authenticator, but it's far from the only option. We track 238+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Proton Authenticator Apps (April 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Proton AuthenticatorProton AuthenticatorFree4.4★ (222)NoNoJul 2026
2Proton Pass - Password ManagerProton Pass - Password ManagerFree4.7★ (1.2K)NoYesJul 2026
3Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.1M)NoNoJul 2026
4Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (663K)NoNoJul 2026
52FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (34K)NoNoJul 2026
6ID.me AuthenticatorID.me AuthenticatorFree4.3★ (100K)NoNoJul 2026
7Authenticator App - OneAuthAuthenticator App - OneAuthFree4.7★ (33K)NoNoJul 2026
8Authenticator ·Authenticator ·Free4.6★ (26K)YesYesJul 2026

Top Picks for Proton Authenticator

Proton Authenticator#1

Proton Authenticator by Proton AG

Secure 2FA Authenticator
Editor's Choice
📊 Productivity
4.4😊(222 ratings)
Free
Proton Authenticator screenshot 1
Proton Authenticator screenshot 2
Proton Authenticator screenshot 3
Proton Authenticator screenshot 4
Proton Authenticator screenshot 5

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
4.7😐(1.2K 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

Room to Improve

  • 🐛 Autofill issues
  • 🐛 Logging out issues
  • 🐛 Buggy and unreliable
Google Authenticator#3

Google Authenticator by Google

Worth Considering
🔧 Utilities
4.9😞(1.1M 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

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

Room to Improve

  • 🐛 Randomly deleted all codes
  • 🐛 Unreliable, lost access to accounts
  • 🐛 Timing issues, codes didn't work

More Proton Authenticator apps to explore

4
Microsoft Authenticator
Microsoft Authenticator
Microsoft Authenticator
Protects your online identity
Free

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.

Multi-factor authentication (MFA)Passwordless sign-inPassword autofill
📊 Productivity
(663K)
free
5
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
#1 Rated 2FA Authenticator
Free

Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.

Two-factor authenticationToken backup and restoreApp protection with passcode/biometrics
📊 Productivity
(34K)
free
6
ID.me Authenticator
ID.me Authenticator
ID.me Authenticator
by ID.me, Inc.
Free

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.

Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)Push notification verification
📊 Productivity
(100K)
free
7
Authenticator App - OneAuth
Authenticator App - OneAuth
Authenticator App - OneAuth
Secure your online accounts
Free

Secure your online accounts with industry-standard two-factor authentication. Easily add accounts, generate time-based OTPs, and benefit from encrypted backups. Organize and manage your TFA with features like folders, brand logos, and search.

Add accounts via QR code or manual entryTime-based OTPs (offline access)Encrypted backup and secure recovery
🔧 Utilities
(33K)
free
8
Authenticator ·
Authenticator ·
Authenticator ·
2FA, Two Factor Authentication
Free

Securely store and generate two-factor authentication (2FA) tokens for your online accounts. Protect your accounts from hackers with an additional layer of security. Features encrypted backups, cross-device synchronization, and a private browser.

Secure 2FA token generationEncrypted iCloud backupsCross-device synchronization
🔧 Utilities
(26K)
free with in-app purchases
9
Authenticator App
Authenticator App
Authenticator App
2FA Authentication MFA & OTP
Free

This app provides secure two-factor authentication codes for your online accounts, enhancing security with encryption and backups. It offers seamless synchronization across Apple devices and quick access via widgets, even when offline.

Secure & Private EncryptionEncrypted BackupAutomatic Synchronization
📊 Productivity
(46K)
subscription
10
Ente Auth - 2FA Authenticator
Ente Auth - 2FA Authenticator
Ente Auth - 2FA Authenticator
Secure sync across devices
Free

This app generates and securely stores two-step verification (2FA) tokens. It offers end-to-end encrypted cloud backups and seamless multi-device synchronization, ensuring your tokens are accessible across all your devices. Access your tokens via a web interface or generate them offline.

End-to-end encrypted cloud backupsMulti-device synchronizationWeb access to tokens
🔧 Utilities
(280)
free
11
Bitwarden Authenticator
Bitwarden Authenticator
Bitwarden Authenticator
Generate 2FA on your device
Free

Generate secure verification codes for two-factor authentication on your device. This app supports any website or application using industry-standard TOTP, adding an extra layer of protection to your online accounts.

Generate 2FA verification codesSupports TOTP standardUniversal compatibility
📊 Productivity
(94)
free
12
Yubico Authenticator
Yubico Authenticator
Yubico Authenticator
2FA with YubiKey
Free

Secure your online accounts with hardware-backed two-factor authentication. Store unique credentials on a physical security key, eliminating the need to store sensitive data on your mobile device. Generate verification codes without an internet connection for enhanced account protection.

Hardware-backed security key storageTouch or NFC authenticationUSB-C support
📊 Productivity
(268)
free
13
Authenticator
Authenticator
Authenticator
Authentication for Google
Free

Enhance your online account security with this two-factor authentication utility. Easily add accounts by scanning QR codes and benefit from bank-grade encryption and biometric unlock for peace of mind. Supports thousands of websites and services.

Bank-Grade EncryptionSecure 2FA and MFA TokensEffortless Setup (QR Scan)
📊 Productivity
(325)
free with in-app purchases
14
Google Chrome
Google Chrome
Google Chrome
Rapide et sécurisé, par Google
Free

This web browser offers fast and secure internet access, integrating Google Search and Lens for quick information retrieval. It provides robust security features like enhanced protection and password management, and syncs your data across devices for seamless browsing.

Fast and secure browsingGoogle Search and Lens integrationEnhanced protection mode
🔧 Utilities
(3.7M)
free with in-app purchases
15
Salesforce Authenticator
Salesforce Authenticator
Salesforce Authenticator
by salesforce.com
Free

Enhance your online security with multi-factor authentication. This app sends push notifications to your device for identity verification, allowing you to approve or deny login attempts with a simple tap. It also offers one-time verification codes for offline use and can automate approvals for trusted locations.

Multi-factor authenticationPush notification approvalsOne-time verification codes
💼 Business
(4.1K)
free
16
Authenticator App†
Authenticator App†
Authenticator App†
2FA Authentication MFA OTP
Free

Secure your online accounts with a versatile two-factor authentication solution. Manage all your authentication codes in one place, offering enhanced security for websites, services, and crypto wallets. Supports biometric access and offline code generation.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)
🔧 Utilities
(1.8K)
free with in-app purchases
17
Authenticator ® App
Authenticator ® App
Authenticator ® App
Two Factor Authentication Aрр
Free

This app enhances online security by managing two-factor authentication codes for over 1,000 applications. It offers features like password leak detection, VPN protection, and secure password autofill, with cloud backups and biometric security options.

Two-factor authentication code generationPassword leak detectionVPN protection
📊 Productivity
(3K)
free with in-app purchases
18
Authenticator App ™
Authenticator App ™
Authenticator App ™
Two Factor Authentication
Free

This app provides a secure way to manage two-factor authentication (2FA) for your online accounts. It generates time-based one-time passwords (TOTP) that update every 30 seconds, offering an extra layer of security without needing an internet connection. Features include iCloud backup, cross-device synchronization, and biometric unlock.

Time-based one-time password (TOTP) generationSecure iCloud backup and encryptionSynchronization across all devices
🔧 Utilities
(21K)
free with in-app purchases
19
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
by RSA Security
Free

This app provides multi-factor authentication for enterprises, offering passwordless security through device-bound passkeys. It supports various authentication methods like OTP, biometrics, and push notifications to secure digital access.

Multi-Factor Authentication (MFA)Passwordless Security with PasskeysOne-Time Passcodes (OTP)
💼 Business
(319)
free
20
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authentication App - OTP
Free

Secure your online accounts with standards-based two-factor authentication. This app generates time-based one-time passwords directly on your device, offering a reliable second step for sign-ins without relying on SMS codes. Protect personal and work accounts across various platforms.

Secure TOTP verification codesFast and easy account setupFull control over 2FA accounts
🔧 Utilities
(4.2K)
free with in-app purchases

FAQ about Proton Authenticator

What are the best proton authenticator apps for iPhone?
Proton Authenticator tops our proton authenticator apps ranking as of April 2026, with a 4.4-star average from 222 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 April 2026.
We track 238+ proton authenticator apps on the iOS App Store as of April 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.