Best Duosecurity Apps & Games

236+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated April 2026

The best duosecurity apps on iPhone average 4.5★ across 236+ titles — we've ranked them by what real users actually keep on their phones. Updated April 2026.

Top Picks for Duosecurity

Duo Mobile#1

Duo Mobile by Duo Security LLC

Security made simple
Editor's Choice
💼 Business
4.9😐(2.2M ratings)
Free
#19in Business
Duo Mobile screenshot 1
Duo Mobile screenshot 2
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Duo Mobile screenshot 4

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.

What We Love

  • 👍 Simple and easy to use
  • 🔒 Provides an extra layer of security
  • 🚀 Quick and convenient authentication
  • 🔒 Secure login experience

Room to Improve

  • 🐛 Unreliable notifications and push functionality
  • 🐛 Compatibility issues when changing devices
  • 🐛 Slow and frustrating authentication process
2FA Authenticator • Auth App+#2

2FA Authenticator • Auth App+ by APPSTER LIMITED

Secure & Fast Authentication
Strong Contender
📊 Productivity
4.5(95 ratings)
FreeAdsIn-App Purchases
2FA Authenticator • Auth App+ screenshot 1
2FA Authenticator • Auth App+ screenshot 2
2FA Authenticator • Auth App+ screenshot 3
2FA Authenticator • Auth App+ screenshot 4
2FA Authenticator • Auth App+ screenshot 5
2FA Authenticator • Auth App+ screenshot 6

Enhance your online account security with this tool that generates two-factor authentication (2FA) codes. It supports a wide range of services and offers effortless setup with a user-friendly interface. Secure your digital identity and gain peace of mind.

Microsoft Authenticator#3

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Worth Considering
📊 Productivity
4.7😞(663K ratings)
Free
#10in 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

More Duosecurity apps to explore

4
Google Authenticator
Google Authenticator
Google Authenticator
by Google LLC
Free

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.

Offline code generationSync codes across devicesAutomatic QR code setup
🔧 Utilities
(1.1M)
free
5
Authenticator: Secure 2FA, MFA
Authenticator: Secure 2FA, MFA
Authenticator: Secure 2FA, MFA
2 Step Verification Auth: TOTP
Free

This app provides two-factor authentication to secure your online accounts. It generates time-based one-time passwords for various services, offering features like cloud backup, biometric protection, and offline code generation. Protect your digital life with this reliable and user-friendly security solution.

Time-based one-time passwords (TOTP)Secure cloud backup and syncBiometric and PIN protection
🔧 Utilities
(61)
free with in-app purchases
6
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
7
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
Authenticator App - 2FA Totp
MFA Authentication 2 Factor
Free

This app generates secure one-time passwords for your online accounts, offering an extra layer of protection for email, social media, banking, and work platforms. It supports TOTP and HOTP standards, allows easy account setup via QR code or manual entry, and ensures your data stays private and encrypted on your device.

TOTP & HOTP code generationQR code scanning for setupSecure on-device storage
🔧 Utilities
(24)
freemium
8
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
9
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
10
MFA Authenticator: Secure 2FA
MFA Authenticator: Secure 2FA
MFA Authenticator: Secure 2FA
2 Factor Auth: OTP & Verify
Free

This app simplifies online security by enabling two-factor authentication for all your accounts in one place. It offers secure backups, biometric locks, and seamless device syncing for a private and user-friendly experience.

Two-factor authentication managementSecure token backupsPasscode and biometric app lock
🔧 Utilities
(29)
freemium
11
World at War WW2 Strategy MMO
World at War WW2 Strategy MMO
World at War WW2 Strategy MMO
Roll out the tanks and win WW2
Free

Lead massive armies of historical tanks and aircraft in a global strategy MMO. Build your base, research technologies, and forge alliances with real players to conquer the world. Engage in tactical combat, diplomatic choices, and daily events to become a legendary general.

Train massive armies of tanks and aircraftForm alliances with real playersDevelop your base and research technologies
🎮 Games
(1.5K)
free with in-app purchases
12
Authenticator App - DuoShield
Authenticator App - DuoShield
Authenticator App - DuoShield
2FA Verify Password: TOTP, 2FA
Free

Secure your online accounts with this comprehensive two-factor authentication tool. It offers features like account organization, customizable icons, secure backups, and Face ID protection. Unlock advanced features like QR code scanning and manual 2FA entry with premium subscriptions.

Account creation and storageCustomizable account foldersPersonalized account icons
🔧 Utilities
(15)
free with in-app purchases
13
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
14
Authenticator App • 2FA • MFA
Authenticator App • 2FA • MFA
Authenticator App • 2FA • MFA
Secure Passwords with 2FA, MFA
Free

Secure your online accounts with two-factor and multi-factor authentication. Generates time-based one-time passwords (TOTP) and OTP codes for fast, reliable logins. Includes a built-in password manager and encrypted backup for all your credentials.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)
🔧 Utilities
(880)
free with in-app purchases
15
Soldiers Inc: Mobile Warfare
Soldiers Inc: Mobile Warfare
Soldiers Inc: Mobile Warfare
Futuristic MMO with PvP Action
Free

Engage in futuristic MMO strategy, building a base and training troops to battle enemies. Conquer resource-rich locations and form alliances to dominate the battlefield. Utilize advanced weaponry and military units in this intense PvP and PvE experience.

Build and upgrade your baseTrain and upgrade troopsReal-time multiplayer clan warfare
🎮 Games
(642)
free with in-app purchases
16
Authenticator ©
Authenticator ©
Authenticator ©
Authenticator app, 2fa
Free

Secure your online accounts with two-factor authentication tokens. Easily add accounts by scanning QR codes or manual entry. This app also offers password management to store and organize your credentials.

Secure accounts with 2FAAdd accounts via QR code or manual entryPassword management and storage
💼 Business
(2.3K)
free with in-app purchases
17
NinjaBattle : Defense RPG
NinjaBattle : Defense RPG
NinjaBattle : Defense RPG
Defense battle RPG
Free

Assemble a team of ninjas, master various combat techniques, and strategize for epic battles. Collect gear, unlock bonuses, and challenge opponents in PvP or cooperative village wars. Ascend the Infinite Tower and prove your team's strength.

Master Ninjutsu, Taijutsu, and GenjutsuAssemble and strategize with a ninja teamCollect equipment and unlock set bonuses
🎮 Games
(4K)
free with in-app purchases
18
Authenticator Duo: Two Factor
Authenticator Duo: Two Factor
Authenticator Duo: Two Factor
2Fa Authy, MFA Authentication
Free

Secure your online accounts with this app that generates and stores two-factor authentication codes. It offers end-to-end encryption, Face ID/Touch ID access, and encrypted iCloud backups for easy restoration across devices. Operate securely offline and import existing tokens.

Generate and store 2FA/MFA tokensScan QR codes or manually input codesEnd-to-end encryption for all codes
🔧 Utilities
(14)
subscription
19
Google Chat
Google Chat
Google Chat
Efficient Team Communication
Free

Connect, collaborate, and accomplish tasks with AI-powered messaging. Streamline teamwork with integrations and smart features. Securely communicate with your team, whether in real-time or asynchronously.

AI-powered conversation summariesAutomatic message translationAI-powered search
💼 Business
(303K)
free with in-app purchases
20
Guide for Google Duo
Guide for Google Duo
Guide for Google Duo
by Davit Mkrtchtan
Free

Learn how to use a popular video calling app with this comprehensive guide. It offers step-by-step tutorials with images to help you install, set up, and master video calls. Discover how to connect with your phone contacts easily.

Installation guideSetup instructionsMaking video calls
📚 Books
(29)
free