Best Otp Authenticator Apps

242+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

If you already know Google Authenticator, this is the deeper bench. 242+ otp authenticator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Otp Authenticator

Google Authenticator#1

Google Authenticator by Google LLC

Editor's Choice
๐Ÿ”ง Utilities
4.9๐Ÿ˜ž(1M ratings)
Free
#6in 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

A secure two-step verification app that generates codes for logging into online accounts, adding an extra layer of security beyond passwords. Easily sync codes across devices, set up accounts with QR codes, and manage multiple accounts in one place. To start securing your accounts, enable 2-Step Verification on your Google Account.

What We Love

  • ๐Ÿ‘ User-friendly
  • ๐Ÿ”’ Secure authentication
  • ๐Ÿš€ Simple and fast
  • ๐Ÿ”’ Reliable security

Room to Improve

  • ๐Ÿ› Randomly deleted all codes
  • ๐Ÿ› Unreliable, lost access to accounts
  • ๐Ÿ› Timing issues, codes didn't work
OTP Auth#2

OTP Auth by Roland Moers

2-Factor Auth for Pros
Strong Contender
๐Ÿ”ง Utilities
4.6๐Ÿ˜Š(463 ratings)
FreeIn-App Purchases
OTP Auth screenshot 1
OTP Auth screenshot 2
OTP Auth screenshot 3
OTP Auth screenshot 4

A secure 2-factor authentication app for iOS devices with features like encrypted iCloud sync, Siri support, and offline functionality. Protect accounts with AES-256 encryption and no data collection or internet connection. Keep your accounts safeโ€”try it now!

What We Love

  • ๐Ÿš€ Simple and effective
  • ๐Ÿ”’ Secure with backup/restore
  • ๐Ÿ‘ Great Apple Watch support
  • ๐Ÿ‘ Intuitive and user-friendly

Room to Improve

  • ๐Ÿ› Occasional sync and widget issues
  • ๐Ÿ› Apple Watch app needs improvements
  • ๐Ÿ› Unreliable backup/restore for some users
Microsoft Authenticator#3

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Worth Considering
๐Ÿ“Š Productivity
4.7๐Ÿ˜ž(652K 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

A secure app for easy online account sign-ins, offering multi-factor authentication, passwordless login, and password autofill features. Manage Microsoft and non-Microsoft accounts with added security layers like fingerprint, face ID, or PIN. Stay protected and simplify access to various online services.

What We Love

  • ๐Ÿš€ Seamless authentication
  • ๐Ÿ”’ Secure login process
  • ๐Ÿ‘ Convenient passwordless sign-in
  • ๐Ÿš€ Smooth app performance

Room to Improve

  • ๐Ÿ› Broken Apple Watch functionality
  • ๐Ÿ› Backup and restore issues
  • ๐Ÿ› Confusing login flow

More Otp Authenticator apps to explore

4
Authenticator App
Authenticator App
Authenticator App
2FA Authentication MFA & OTP
Free

Protect your accounts with an advanced authentication app offering both Two-Factor Authentication (2FA) and Multi-Factor Authentication (MFA) features. Secure your online presence now.

๐Ÿ“Š Productivity
(46K)
5
Duo Mobile
Duo Mobile
Duo Mobile
Security made simple
Free

"Duo Mobile simplifies security by generating passcodes for two-factor authentication and providing easy, one-tap login authentication through push notifications on iOS devices. It also manages two-factor authentication for various other services and applications. Activate and link the app to your Duo account to start using its features."

๐Ÿ’ผ Business
(2.1M)
6
Authenticator - OTP Manager
Authenticator - OTP Manager
Authenticator - OTP Manager
Secure MFA for TOTP
Free

Experience secure, offline 2-factor authentication with our app. No login required, advanced security options, easy account management, and organized for your convenience. Strengthen your security with comprehensive checks.

๐Ÿ”ง Utilities
(43)
7
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
#1 Rated 2FA Authenticator
Free

A secure two-factor authentication app that generates codes for additional account security. Protect your online accounts with an extra layer of verification.

๐Ÿ“Š Productivity
(34K)
8
Authenticator ยฎ App
Authenticator ยฎ App
Authenticator ยฎ App
Two Factor Authentication Aั€ั€
Free

Enhance your online security with our all-in-one mobile Authenticator App for 2FA and MFA authentication. Simply scan a QR code to secure your accounts with time-sensitive codes, cloud backups, privacy features, and more. Download today for peace of mind in the digital world!

๐Ÿ“Š Productivity
(3K)
9
Authenticator App - OneAuth
Authenticator App - OneAuth
Authenticator App - OneAuth
Secure your online accounts
Free

Secure your online accounts with an industry-standard authenticator app. Enable two-factor authentication, back up and sync accounts across all devices easily, and enjoy enhanced security features like passwordless sign-in and biometric authentication. Download now to experience enhanced online security.

๐Ÿ”ง Utilities
(33K)
10
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
MFA Authentication 2 Factor
Free
๐Ÿ”ง Utilities
(24)
11
Authenticator ยท
Authenticator ยท
Authenticator ยท
2FA, Two Factor Authentication
Free

Secure your online accounts with Authenticator 7, an app that stores and generates secure 2FA tokens for added account protection. Safeguard your accounts from hackers with this easy-to-use two-factor authentication solution.

๐Ÿ”ง Utilities
(26K)
12
Authenticator: Secure 2FA, MFA
Authenticator: Secure 2FA, MFA
Authenticator: Secure 2FA, MFA
2 Step Verification Auth: TOTP
Free

Enhance your account security with a powerful and easy-to-use two-factor authentication tool that generates time-based one-time passwords for your online accounts, providing secure cloud backup, biometric and PIN protection, and offline functionality. Get started with a simple QR code setup or secret key entry to safeguard your accounts effortlessly.

๐Ÿ”ง Utilities
(61)
13
MFA Authenticator: Secure 2FA
MFA Authenticator: Secure 2FA
MFA Authenticator: Secure 2FA
2 Factor Auth: OTP & Verify
Free

Protect your online identity with this easy-to-use 2FA app, which secures your personal data and passwords with simple, private, and secure two-factor authentication across all your accounts. Download now and take control of your online security with seamless sync, intuitive interface, and helpful customer support.

๐Ÿ”ง Utilities
(29)
14
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Simple 2FA authentication app
Free

The application provides a robust two-factor authentication (2FA) and multi-factor authentication (MFA) solution, ensuring the security of your sensitive information. With features like TOTP and HOTP support, encrypted data storage, and user-friendly design, this app empowers you to take control of your digital safety. Download it today and experience top-level online security.

๐Ÿ”ง Utilities
(133)
15
FreeOTP Authenticator
FreeOTP Authenticator
FreeOTP Authenticator
by Red Hat, Inc.
Free

FreeOTP Authenticator enhances online account security by generating one-time passwords on mobile devices, offering extra protection beyond regular passwords. It supports popular online services like Google and Facebook, and can be used for corporate security with TOTP or HOTP protocols. Open source under the Apache 2.0 license.

๐Ÿ”ง Utilities
(166)
16
Authenticator: Secure 2FA Auth
Authenticator: Secure 2FA Auth
Authenticator: Secure 2FA Auth
2 Factor Authentication: MFA
Free

This application helps you organize and protect your two-factor authentication tokens and passwords in one secure place, with features like secure browsing and data encryption. Download now to effortlessly manage your sensitive data and upgrade to a premium subscription for unlimited 2FA codes, password generation, and more.

๐Ÿ”ง Utilities
(3)
17
Multi Authenticator: OTP, MFA
Multi Authenticator: OTP, MFA
Multi Authenticator: OTP, MFA
Mobile 2FA for your Security
Free

Protect your online accounts with a simple and secure two-factor authentication (2FA) app that stores and manages your authentication codes on your device with end-to-end encryption. Download now and take control of your digital security by strengthening your account protection and easily restoring your codes when needed.

๐Ÿ“ฐ Magazines & Newspapers
(34)
18
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
2FA, Two Factor Authentication
Free
๐Ÿ”ง Utilities
(287)
19
2FA Authenticator: MFA RSA
2FA Authenticator: MFA RSA
2FA Authenticator: MFA RSA
Verification & Authentication
Free
๐Ÿ”ง Utilities
(25)
20
Authenticator: AuthSnap
Authenticator: AuthSnap
Authenticator: AuthSnap
Fast. Safe. Verified.
Free
๐Ÿ”ง Utilities
(11)

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