Best Authenticate Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated August 2026

SecureAuth Authenticate is the household name in authenticate, 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 Authenticate Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1SecureAuth AuthenticateSecureAuth AuthenticateFree2.2★ (15)NoNoAug 2026
2Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (677K)NoNoAug 2026
3Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.1M)NoNoAug 2026
4SecureAuth MFASecureAuth MFAFree3.7★ (15)NoNoAug 2026
5Duo MobileDuo MobileFree4.9★ (2.2M)NoNoAug 2026
6Authenticator AppAuthenticator AppFree4.6★ (48K)NoYesAug 2026
7AuthenticateAuthenticateFreeNoNoMay 2026
8Authenticator: 2FA Auth & MFAAuthenticator: 2FA Auth & MFAFree5.0★ (2)NoYesAug 2026

Top Picks for Authenticate

SecureAuth Authenticate#1

SecureAuth Authenticate by SecureAuth Corporation

Editor's Choice
💼 Business
2.2😞(15 ratings)
Free
SecureAuth Authenticate screenshot 1
SecureAuth Authenticate screenshot 2
SecureAuth Authenticate screenshot 3
SecureAuth Authenticate screenshot 4
SecureAuth Authenticate screenshot 5

This app verifies your identity to securely access personal and work applications. It supports multi-factor authentication by generating one-time passcodes for two-factor authentication flows. It offers features like push notifications and offline code generation.

What We Love

  • 👍 Works as expected (when functional)
  • 👍 Simple to use (historically)
  • 👍 Generates codes
  • 👍 Secure and perfect (historically)

Room to Improve

  • 🐛 Crashes frequently
  • 🐛 Stops working
  • 🐛 Unusable
Microsoft Authenticator#2

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Strong Contender
📊 Productivity
4.7😞(677K ratings)
Free
#4in 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
Google Authenticator#3

Google Authenticator by Google LLC

Worth Considering
🔧 Utilities
4.9😞(1.1M ratings)
Free
#3in 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 Authenticate apps to explore

4
SecureAuth MFA
SecureAuth MFA
SecureAuth MFA
Passwordless Authentication
Free

This application offers passwordless identity authentication for logins and online transactions. It utilizes behavioral modeling and multi-factor authentication, sending push notifications or verification codes to your device for real-time authorization. An offline option is available for authentication.

Passwordless authenticationMulti-Factor Authentication (MFA)Behavioral modeling
💼 Business
(15)
free
5
Duo Mobile
Duo Mobile
Duo Mobile
Security made simple
Free

Enhance login security with two-factor authentication. Generate passcodes or use one-tap push notifications for seamless access to your accounts. Manage authentication for multiple applications and web services.

Two-factor authenticationPasscode generationPush notification authentication
💼 Business
(2.2M)
free
6
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
(48K)
subscription
7
Authenticate
Authenticate
Authenticate
by OLNICA
Free
💼 Business
(0)
8
Authenticator: 2FA Auth & MFA
Authenticator: 2FA Auth & MFA
Authenticator: 2FA Auth & MFA
2 Factor Security: OTP & TOTP
Free

Secure your digital life with this app, offering easy management of two-factor and multi-factor authentication. Generate codes locally, sync across devices, and use biometric authentication for quick access. Organize accounts with custom labels and icons.

Secure 2FA & MFA code generationCross-platform device syncFace ID & Touch ID support
🔧 Utilities
(2)
free with in-app purchases
9
Multi Authenticator: OTP, MFA
Multi Authenticator: OTP, MFA
Multi Authenticator: OTP, MFA
Mobile 2FA for your Security
Free

This app provides secure storage and management of two-factor authentication codes directly on your device. It offers end-to-end encryption for all data, including cloud backups, ensuring your online accounts are protected without needing an internet connection.

Secure 2FA code storageEnd-to-end encryptionEncrypted cloud backups
📰 Magazines & Newspapers
(45)
subscription
10
Authenticate
Authenticate
Authenticate
by Ubiqu
Free

Securely log in to websites, access systems, make payments, and sign documents using your phone. It offers smart card-level security without needing extra hardware, simplifying your digital interactions.

Smart card-level securityHardware-free authenticationSecure logins
🔧 Utilities
(1)
free
11
2FA Authenticator: MFA RSA
2FA Authenticator: MFA RSA
2FA Authenticator: MFA RSA
Verification & Authentication
Free

Enhance your digital security with a robust two-factor authentication solution. Protect sensitive data from unauthorized access with end-to-end encryption and unlimited account management. Sync securely with iCloud for easy access and peace of mind.

Two-factor authenticationEnd-to-end encryptionUnlimited account management
🔧 Utilities
(25)
free with in-app purchases
12
Password Manager: Authenticate
Password Manager: Authenticate
Password Manager: Authenticate
2 Step Verification, 2FA
Free
🔧 Utilities
(0)
13
ID.me Authenticator
ID.me Authenticator
ID.me Authenticator
by ID.me
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
14
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Simple 2FA authentication app
Free

Enhance your online security with robust two-factor and multi-factor authentication. This app generates secure one-time passwords and supports multiple protocols, with features like backup, restore, and encrypted data storage for peace of mind.

Two-Factor Authentication (2FA)Multi-Factor Authentication (MFA)TOTP and HOTP Support
🔧 Utilities
(133)
subscription
15
Authenticator App : Keyzy
Authenticator App : Keyzy
Authenticator App : Keyzy
2fa, Two Factor Authentication
Free

This app generates secure, offline two-factor authentication codes for all your major online accounts. It offers iCloud sync for Apple devices and allows for easy organization and deletion of codes. Upgrade for unlimited accounts and advanced categorization.

Supports major platforms (Google, Instagram, Facebook, GitHub)Import 2FA codes from screenshotsiCloud Sync across Apple devices
🔧 Utilities
(2)
free with in-app purchases
16
G Authenticator App: 2FA & MFA
G Authenticator App: 2FA & MFA
G Authenticator App: 2FA & MFA
OTP Codes & QR Scanner
Free
🔧 Utilities
(0)
17
Authenticator: Secure 2FA Auth
Authenticator: Secure 2FA Auth
Authenticator: Secure 2FA Auth
2 Factor Authentication: MFA
Free

Securely manage your two-factor authentication tokens and passwords in one place. This app offers offline code generation and a private in-app browser. Free users can manage existing codes and passwords, while premium subscribers gain unlimited creation and secure browsing.

Organize 2FA tokens and passwordsOffline code generationBuilt-in secure browser
🔧 Utilities
(3)
free with in-app purchases
18
Authenticator app — 2FA, MFA
Authenticator app — 2FA, MFA
Authenticator app — 2FA, MFA
Two Factor Authenticatior TOTP
Free
🔧 Utilities
(0)
19
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Backup,Transfer & Protect Code
Free

This app helps you securely manage two-factor authentication (2FA) and one-time password (OTP) codes for all your accounts. It offers features like code preview, secure data backup and transfer, and a password vault for enhanced digital security.

Manage 2FA and OTP codesPreview upcoming authentication codesSecure password vault
🔧 Utilities
(1)
free with in-app purchases
20
Indeed Key Authenticator
Indeed Key Authenticator
Indeed Key Authenticator
by Indeed OOO
Free

This app provides robust multi-factor authentication for your online accounts. It generates secure, time-based one-time passwords and supports push authentication with biometric verification. Easily register new services by scanning QR codes or manually entering data.

Generate time-based one-time passwords (TOTP)Secure push authenticationBiometric verification for code access
💼 Business
(0)
free

FAQ about Authenticate

What are the best authenticate apps for iPhone?
SecureAuth Authenticate tops our authenticate apps ranking as of August 2026, with a 2.2-star average from 15 App Store ratings, and it's free to download.
Yes — 20 of the top authenticate apps we rank are free to download, including SecureAuth Authenticate and Microsoft Authenticator.
SecureAuth Authenticate has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ authenticate apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
SecureAuth Authenticate is a mobile application designed to verify your identity, allowing you to securely access your personal, work, or school applications and accounts. It functions as an authenticator by generating one-time passcodes (OTP) for multi-factor authentication (MFA) and two-factor authentication (2FA) processes.
Key features include support for multiple accounts, quick QR code setup, and offline functionality for generating OTP codes without an internet connection. For business use, it offers push notifications for login approvals, symbol-to-accept prompts, unlock detection, anti-cloning security, PIN protection for OTP display, and convenient enrollment via QR code or activation link.

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