Best Steam Guard Mobile Authenticator Apps & Games

221+ iOS apps & games curated and reviewed

4.3 avg rating
20 free apps & games
Updated May 2026

From beginner-friendly picks to power-user tools, our steam guard mobile authenticator list covers 221+ iPhone apps and games updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Steam Guard Mobile Authenticator

Steam Mobile#1

Steam Mobile by Valve Corporation

Editor's Choice
🎬 Entertainment
2.6😐(10K ratings)
Free
#31in Entertainment
Steam Mobile screenshot 1
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Steam Mobile screenshot 5
Steam Mobile screenshot 6

Access your PC game library, shop for new titles, and manage downloads remotely. Enhance account security with two-factor authentication and confirm trades and market transactions on the go. Stay updated with personalized news and community content.

What We Love

  • 🚀 Convenient mobile access
  • 🔒 Effective security features
  • 👍 Useful for browsing and purchasing
  • 👍 Improved UI in recent update

Room to Improve

  • 🐛 Buggy and unstable
  • 🔍 Difficult navigation and cluttered UI
  • 🔍 Missing key features like chat
Microsoft Authenticator#2

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Strong Contender
📊 Productivity
4.7😞(663K ratings)
Free
#6in Productivity
Microsoft Authenticator screenshot 1
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Microsoft Authenticator screenshot 3
Microsoft Authenticator screenshot 4
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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
Steam Link#3

Steam Link by Valve Corporation

Stream Your Steam Library
Worth Considering
🎮 Games
3.3😐(2.9K ratings)
Free
Steam Link screenshot 1
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Play your PC Steam games on your iPhone or iPad. Connect a controller and stream your library wirelessly from your computer to your mobile device. Enjoy your favorite titles on the go with this app.

What We Love

  • 🚀 Excellent streaming quality
  • 👍 Works well with controllers
  • 🔥 Allows playing PC games on the go
  • 💡 Versatile and convenient

Room to Improve

  • 🐛 Frequent crashes and bugs
  • 🔌 Requires PC to be on and connected
  • 🔍 Limited touch controls

More Steam Guard Mobile Authenticator 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 ·
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
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
(46K)
subscription
7
XBX Controller - Remote Play
XBX Controller - Remote Play
XBX Controller - Remote Play
Play & Remote for BLE Gamepad
Free

Control your gaming device remotely using any Bluetooth gamepad or the app's virtual gamepad. Enjoy immersive, low-latency game streaming with customizable controls and full-screen support, whether at home or on the go.

Remote play with Bluetooth gamepad supportVirtual gamepad optionLow-latency game streaming
🔧 Utilities
(180)
subscription
8
Steam Chat
Steam Chat
Steam Chat
by Valve Corporation
Free

Stay connected with your Steam friends and communities on the go. This app brings desktop chat features to your mobile device, including a friends list, rich media sharing, and customizable notifications. Organize game nights and connect with friends easily.

Friends ListRich Chat with mediaInvite Links
🌐 Social Networking
(1.4K)
free
9
Authenticator ℠ App
Authenticator ℠ App
Authenticator ℠ App
2FA, Two Factor Authentication
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
(4K)
free with in-app purchases
10
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
11
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
12
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
13
Authenticator App+
Authenticator App+
Authenticator App+
2FA Two Factor Authentication
Free

Secure your online accounts with this app. It generates and stores two-factor authentication codes for popular services. Features include QR code scanning, end-to-end encryption, and device syncing.

Generate and store 2FA/MFA codesScan QR codes or enter manuallyEnd-to-end encryption
📊 Productivity
(12K)
subscription
14
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
15
The Authenticator‎ App
The Authenticator‎ App
The Authenticator‎ App
Authenticate - 2FA, MFA, OTP
Free

Enhance your online security with this app, which generates one-time passwords for two-factor authentication. It helps protect your accounts from unauthorized access and secures your personal data. Cloud storage is available for managing your keys and passwords.

Two-factor authentication (2FA)Multi-factor authentication (MFA)One-time password (OTP) generation
📊 Productivity
(2.6K)
subscription
16
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
17
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
18
Guardio - Mobile Security
Guardio - Mobile Security
Guardio - Mobile Security
Browsing & Identity Protection
Free

This app offers comprehensive digital protection for your devices, identity, and online accounts. It detects and alerts you to threats like phishing, leaked passwords, and identity theft, providing guidance to enhance your online safety.

Real-time personal info exposure alertsPhishing and scam detectionIdentity monitoring
🔧 Utilities
(33K)
free with in-app purchases
19
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
OTP Two Factor for ID Verify
Free

This app provides secure two-factor authentication (2FA) codes for thousands of online accounts. It also offers a password manager with autofill, encrypted backups, and cross-device sync for enhanced digital security.

Two-Factor Authentication (2FA) codesPassword Manager with AutofillEncrypted Backups
📊 Productivity
(2.2K)
free with in-app purchases
20
Authenticator App Plus
Authenticator App Plus
Authenticator App Plus
2FA Security, OTP Verification
Free

Secure your online accounts with this app, offering robust two-factor authentication (2FA) and time-based one-time password (TOTP) generation. It provides advanced security features like end-to-end encryption, privacy mode, and break-in alerts, alongside convenient multi-device sync and quick QR code scanning for effortless account protection across all your Apple devices.

Time-based one-time password (TOTP) generationEnd-to-end encryption for codesPrivacy Mode to hide codes
📊 Productivity
(171)
freemium