Best 2Fas Authenticator Apps

235+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

Finding the right 2fas authenticator apps can be overwhelming with so many options. We've analyzed 235+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top 2Fas Authenticator Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
12FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (34K)NoNoJul 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.1M)NoNoJul 2026
3Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (663K)NoNoJul 2026
4Authenticator App-2FAS・MFA・OTPAuthenticator App-2FAS・MFA・OTPFree4.6★ (400)YesYesJul 2026
5Authenticator AppAuthenticator AppFree4.6★ (46K)NoYesJul 2026
6Authenticator App+Authenticator App+Free4.8★ (12K)YesYesJul 2026
7Authenticator ·Authenticator ·Free4.6★ (26K)YesYesJul 2026
8ID.me AuthenticatorID.me AuthenticatorFree4.3★ (100K)NoNoJul 2026

Top Picks for 2Fas Authenticator

2FA Authenticator (2FAS)#1

2FA Authenticator (2FAS) by Two Factor Authentication Service, Inc.

#1 Rated 2FA Authenticator
Editor's Choice
📊 Productivity
4.7😊(34K ratings)
Free
2FA Authenticator (2FAS) screenshot 1
2FA Authenticator (2FAS) screenshot 2
2FA Authenticator (2FAS) screenshot 3
2FA Authenticator (2FAS) screenshot 4
2FA Authenticator (2FAS) screenshot 5
2FA Authenticator (2FAS) screenshot 6

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.

What We Love

  • 🚀 Efficient and fast
  • 🔒 Secure and private
  • 👍 Simple and intuitive UI
  • 💡 Customizable icons and folders

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔒 Lack of password/PIN protection
  • 🕰 No Apple Watch app
Google Authenticator#2

Google Authenticator by Google

Strong Contender
🔧 Utilities
4.9😞(1.1M ratings)
Free
#5in 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
Microsoft Authenticator#3

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Worth Considering
📊 Productivity
4.7😞(663K ratings)
Free
#9in 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 2Fas Authenticator apps to explore

4
Authenticator App-2FAS・MFA・OTP
Authenticator App-2FAS・MFA・OTP
Authenticator App-2FAS・MFA・OTP
Two Factor Authentication・TOTP
Free

Enhance your online security by generating time-based one-time passcodes for two-factor authentication. Securely manage multiple accounts with effortless setup, biometric integration, and cloud backups. Enjoy a sleek interface with cross-device syncing for ultimate convenience.

Multiple account supportQR code scanning for setupFace ID/Touch ID integration
🔧 Utilities
(400)
free with in-app purchases
5
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
6
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
7
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
8
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
9
Duo Mobile
Duo Mobile
Duo Mobile
간소화된 보안
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
10
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authentication App - OTP
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
(4.2K)
free with in-app purchases
11
TOTP Authenticator – Fast 2FA
TOTP Authenticator – Fast 2FA
TOTP Authenticator – Fast 2FA
Simple 2FA with Cloud Sync
Free

Enhance your online security with this app that generates one-time tokens for two-factor authentication. Protect your accounts from hackers by easily adding 2FA to your online services. Supports cloud sync and a Chrome extension for seamless desktop integration.

Cloud Sync for backupChrome Extension for desktopDark and light theme support
🔧 Utilities
(3.8K)
free with in-app purchases
12
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
13
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Authenticator app - 2FA, MFA
Two Factor Authentication, OTP
Free

This app provides secure two-factor authentication for over 1000 popular online accounts. It offers quick access via widgets and Apple Watch, and ensures your data is safe with no internet exchange. Easily set up accounts by scanning QR codes or entering secret keys.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Supports 1000+ apps
🔧 Utilities
(5.7K)
free with in-app purchases
14
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
15
Authenticator App · 2FA
Authenticator App · 2FA
Authenticator App · 2FA
2FA: Two Factor Authentication
Free

This app provides an extra layer of security for your online accounts by generating time-based one-time passwords (TOTP/OTP) for two-factor authentication. It supports numerous services and offers features like encrypted sync, passkey support, and app-level security.

Generate 2-factor authentication codesSupport for passkeys and passwordless loginsEncrypted sync and backup via iCloud/Google Cloud
🔧 Utilities
(343)
subscription
16
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
17
Authenticator: 2FA Auth & MFA
Authenticator: 2FA Auth & MFA
Authenticator: 2FA Auth & MFA
2 Factor Security: OTP & TOTP
Free

Secure your digital life with this app, offering easy management of two-factor and multi-factor authentication. Generate codes locally, sync across devices, and use biometric authentication for quick access. Organize accounts with custom labels and icons.

Secure 2FA & MFA code generationCross-platform device syncFace ID & Touch ID support
🔧 Utilities
(3)
free with in-app purchases
18
Authenticator App ^
Authenticator App ^
Authenticator App ^
2FA MFA Auth, Authentication
Free

This app provides robust Two-Factor Authentication (2FA) and Multi-Factor Authentication (MFA) to secure your online accounts. It generates time-sensitive codes, syncs across devices, and works offline, offering a universal solution for personal and business use.

Two Factor Authentication (2FA)Multi-Factor Authentication (MFA)Time-Based One-Time Passwords (TOTP)
🔧 Utilities
(871)
free with in-app purchases
19
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
20
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
(4.1K)
free

FAQ about 2Fas Authenticator

What are the best 2fas authenticator apps for iPhone?
2FA Authenticator (2FAS) tops our 2fas authenticator apps ranking as of May 2026, with a 4.7-star average from 34K App Store ratings, and it's free to download.
Yes — 20 of the top 2fas authenticator apps we rank are free to download, including 2FA Authenticator (2FAS) and Google Authenticator.
2FA Authenticator (2FAS) has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 235+ 2fas authenticator apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
This app enables two-factor authentication (2FA) or multi-factor authentication (MFA) for your online accounts. It helps verify your identity and securely log in, protecting your personal data and passwords from cyber threats.
It uses TOTP and HOTP algorithms to generate time-based or counter-based one-time passwords. You can also enable app protection with a passcode or biometrics, and easily restore your authentication tokens with backups.