Best Gmail Authenticator Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated August 2026

Finding the right gmail authenticator apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Gmail Authenticator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.2M)NoNoAug 2026
2Gmail - Email by GoogleGmail - Email by GoogleFree4.7★ (2.4M)YesYesAug 2026
3Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (687K)NoNoAug 2026
4Google ChromeGoogle ChromeFree4.7★ (3.8M)YesYesAug 2026
52FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoAug 2026
6Authenticator app — 2FA, MFAAuthenticator app — 2FA, MFAFreeNoYesJul 2026
7Duo MobileDuo MobileFree4.9★ (2.2M)NoNoAug 2026
8ID.me AuthenticatorID.me AuthenticatorFree4.3★ (100K)NoNoAug 2026

Top Picks for Gmail Authenticator

Google Authenticator#1

Google Authenticator by Google

Editor's Choice
🔧 Utilities
4.9😞(1.2M ratings)
Free
#4in 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
Gmail - Email by Google#2

Gmail - Email by Google by Google

Secure, fast & organized email
Strong Contender
📊 Productivity
4.7😐(2.4M ratings)
FreeAdsIn-App Purchases
#4in Productivity
Gmail - Email by Google screenshot 1
Gmail - Email by Google screenshot 2
Gmail - Email by Google screenshot 3
Gmail - Email by Google screenshot 4
Gmail - Email by Google screenshot 5
Gmail - Email by Google screenshot 6

This application provides a secure and efficient email experience with advanced features like spam blocking, smart replies, and multi-account support. It integrates with other Google services for enhanced productivity and collaboration.

What We Love

  • 🚀 Efficient email management
  • 👍 Easy to use interface
  • 🔒 Secure and reliable
  • 😊 Positive user experience overall

Room to Improve

  • 🐛 Bugs and glitches
  • 💡 Lacking advanced features
  • 🔒 Security concerns
Microsoft Authenticator#3

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Worth Considering
📊 Productivity
4.7😞(687K 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

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 Gmail Authenticator apps to explore

4
Google Chrome
Google Chrome
Google Chrome
Fast & Secure, by Google
Free

This web browser offers fast and secure internet access, integrating Google Search and Lens for quick information retrieval. It provides robust security features like enhanced protection and password management, and syncs your data across devices for seamless browsing.

Fast and secure browsingGoogle Search and Lens integrationEnhanced protection mode
🔧 Utilities
(3.8M)
free with in-app purchases
5
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
#1 Rated 2FA Authenticator
Free

Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.

Two-factor authenticationToken backup and restoreApp protection with passcode/biometrics
📊 Productivity
(35K)
free
6
Authenticator app — 2FA, MFA
Authenticator app — 2FA, MFA
Authenticator app — 2FA, MFA
Two Factor Authenticatior TOTP
Free
🔧 Utilities
(0)
7
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
8
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
9
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
10
Authenticator App: OTP 2FA
Authenticator App: OTP 2FA
Authenticator App: OTP 2FA
OTP Authenticator, MFA & 2FA
Free
🔧 Utilities
(0)
11
Twilio Authy
Twilio Authy
Twilio Authy
by Authy Inc.
Free

This app provides a secure and convenient way to manage two-factor authentication tokens for your online accounts. It offers features like cloud backups, multi-device synchronization, and offline token generation to enhance account security and prevent lockouts.

Secure 2-step verification token generationEncrypted cloud backupsMulti-device synchronization
🔧 Utilities
(53K)
free
12
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
13
Authenticator App · 2FA, MFA
Authenticator App · 2FA, MFA
Authenticator App · 2FA, MFA
Secure OTP, Tokens & Passwords
Free

Secure your online accounts with time-based one-time passwords (TOTP) instead of SMS. Protect emails, social media, crypto wallets, and more with biometric locks and encrypted backups. Offers fast QR code setup and works offline.

Universal account support (10,000+ services)Face ID & Biometric lockEncrypted iCloud backup
🔧 Utilities
(3)
free with in-app purchases
14
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
15
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
by RSA Security
Free

This app provides multi-factor authentication for enterprises, offering passwordless security through device-bound passkeys. It supports various authentication methods like OTP, biometrics, and push notifications to secure digital access.

Multi-Factor Authentication (MFA)Passwordless Security with PasskeysOne-Time Passcodes (OTP)
💼 Business
(327)
free
16
Goldman Sachs Authenticator
Goldman Sachs Authenticator
Goldman Sachs Authenticator
Banking & Finance
Free
💰 Finance
(0)
17
Salesforce Authenticator
Salesforce Authenticator
Salesforce Authenticator
by salesforce.com
Free

Enhance your online security with multi-factor authentication. This app sends push notifications to your device for identity verification, allowing you to approve or deny login attempts with a simple tap. It also offers one-time verification codes for offline use and can automate approvals for trusted locations.

Multi-factor authenticationPush notification approvalsOne-time verification codes
💼 Business
(4.3K)
free
18
Authenticator App: 2FA & MFA.
Authenticator App: 2FA & MFA.
Authenticator App: 2FA & MFA.
Two Factor Authentication OTP
Free
🔧 Utilities
(0)
19
Mobile Authenticator: 2FA, OTP
Mobile Authenticator: 2FA, OTP
Mobile Authenticator: 2FA, OTP
Two Factor Authentication Aрр
Free
📊 Productivity
(0)
20
Authenticator: AuthSnap
Authenticator: AuthSnap
Authenticator: AuthSnap
Fast. Safe. Verified.
Free

This app simplifies online security by generating one-time passcodes for two-factor authentication. It supports both time-based and counter-based algorithms and offers easy setup via QR code scanning.

QR code scanning for setupTOTP and HOTP supportUser-friendly interface
🔧 Utilities
(11)
freemium

FAQ about Gmail Authenticator

What are the best gmail authenticator apps for iPhone?
Google Authenticator tops our gmail authenticator apps ranking as of August 2026, with a 4.9-star average from 1.2M App Store ratings, and it's free to download.
Yes — 20 of the top gmail authenticator apps we rank are free to download, including Google Authenticator and Gmail - Email by Google.
Google Authenticator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ gmail authenticator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Google Authenticator adds an extra layer of security to your online accounts by generating a second verification code needed to sign in, in addition to your password. This code is generated on your phone.
You can set up your Authenticator accounts automatically by scanning a QR code provided by the service you wish to secure. This is a quick and easy process that ensures correct setup.