Best Authy Duo Mobile Apps

203+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated April 2026

With an average user rating of 4.6β˜…, the authy duo mobile category is one of the App Store's strongest. Browse all 203+ apps we track, sorted so the most loved ones surface first.

Top Picks for Authy Duo Mobile

Duo Mobile#1

Duo Mobile by Duo Security LLC

Security made simple
Editor's Choice
πŸ’Ό Business
4.9😐(2.1M ratings)
Free
#11in Business
Duo Mobile screenshot 1
Duo Mobile screenshot 2
Duo Mobile screenshot 3
Duo Mobile screenshot 4

"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."

What We Love

  • πŸ‘ Simple and easy to use
  • πŸ”’ Provides an extra layer of security
  • πŸš€ Quick and convenient authentication
  • πŸ”’ Secure login experience

Room to Improve

  • πŸ› Unreliable notifications and push functionality
  • πŸ› Compatibility issues when changing devices
  • πŸ› Slow and frustrating authentication process
Twilio Authy#2

Twilio Authy by Authy Inc.

Strong Contender
πŸ”§ Utilities
4.7😊(52K ratings)
Free
Twilio Authy screenshot 1
Twilio Authy screenshot 2
Twilio Authy screenshot 3
Twilio Authy screenshot 4

A two-factor authentication app for iPhone and iPad, Authy ensures secure account protection through multi-device synchronization, secure cloud backups, and offline token generation. Protect all major accounts and bitcoins with Authy's trusted security features. Visit the website to enhance your account security today: https://www.authy.com.

What We Love

  • πŸš€ Reliable and secure
  • πŸ”’ Robust backup and sync features
  • πŸ‘ Convenient Apple Watch integration
  • πŸš€ Fast and responsive

Room to Improve

  • πŸ› Occasional app freezes and crashes
  • πŸ” Limited customization options for account icons
  • πŸ” Confusing account management
Two Factor Authenticator & OTP#3

Two Factor Authenticator & OTP by HENRY FOSTER

Simple 2FA authentication app
Worth Considering
πŸ”§ Utilities
4.5(133 ratings)
FreeIn-App Purchases
Two Factor Authenticator & OTP screenshot 1
Two Factor Authenticator & OTP screenshot 2
Two Factor Authenticator & OTP screenshot 3
Two Factor Authenticator & OTP screenshot 4
Two Factor Authenticator & OTP screenshot 5

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.

More Authy Duo Mobile apps to explore

4
2FAuthify - Authenticator app
2FAuthify - Authenticator app
2FAuthify - Authenticator app
Two Factor Authenticator
Free

Secure your online accounts with a powerful two-factor authentication app that generates, stores, and manages 2FA and MFA codes. Protect your digital life with strong encryption, cloud backup, and cross-device synchronization, and try it out today for a safer online experience.

πŸ“Š Productivity
(30)
5
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.

πŸ”§ Utilities
(3)
6
2FA Authenticator: MFA RSA
2FA Authenticator: MFA RSA
2FA Authenticator: MFA RSA
Verification & Authentication
Free
πŸ”§ Utilities
(25)
7
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.

πŸ“° Magazines & Newspapers
(34)
8
Google Authenticator
Google Authenticator
Google Authenticator
by Google
Free

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.

πŸ”§ Utilities
(1M)
9
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.

πŸ”§ Utilities
(29)
10
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.

πŸ”§ Utilities
(61)
11
Authenticator: AuthSnap
Authenticator: AuthSnap
Authenticator: AuthSnap
Fast. Safe. Verified.
Free
πŸ”§ Utilities
(11)
12
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.

πŸ“Š Productivity
(46K)
13
Authenticator App+
Authenticator App+
Authenticator App+
2FA Two Factor Authentication
Free

Secure all your online accounts with our Authenticator App. Easily scan, generate, and save 2FA codes for enhanced security. Download now for peace of mind online!

πŸ“Š Productivity
(12K)
14
Microsoft Authenticator
Microsoft Authenticator
Microsoft Authenticator
Protects your online identity
Free

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.

πŸ“Š Productivity
(652K)
15
Authenticator Β·
Authenticator Β·
Authenticator Β·
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.

πŸ”§ Utilities
(26K)
16
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Two Factor Authentication, OTP
Free

Protect your accounts with our free authenticator app that offers 2FA security for various platforms. With support for over 1000 apps, including Apple Watch compatibility, ensure your accounts are secure.

πŸ”§ Utilities
(4.9K)
17
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
MFA Authentication 2 Factor
Free
πŸ”§ Utilities
(24)
18
Google Meet
Google Meet
Google Meet
Video calling and meetings
Free

A high-quality video calling app designed for connecting with friends, family, colleagues, and classmates. Features include spontaneous calls, group video messages, integration with Google Workspace apps, and fun video call options with up to 100 participants. Experience up to 4k video quality and various interactive tools to enhance your virtual meetings. Learn more at: https://workspace.google.com/products/meet/

🌐 Social Networking
(20K)
19
Authenticator App β„’
Authenticator App β„’
Authenticator App β„’
Two Factor Authentication
Free

Secure your online accounts with an advanced two-factor authentication app that generates time-based codes for enhanced security when logging in. Compatible with over 2,500 websites, streamline your multi-factor authentication setup by scanning QR codes.

πŸ”§ Utilities
(21K)
20
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.

πŸ“Š Productivity
(34K)