Best 2Fas Authenticator Apps

250+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated August 2026

Finding the right 2fas 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 2Fas Authenticator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
12FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7โ˜… (35K)NoNoAug 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9โ˜… (1.1M)NoNoAug 2026
3Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7โ˜… (677K)NoNoAug 2026
4Authenticator AppAuthenticator AppFree4.6โ˜… (48K)NoYesAug 2026
5Duo MobileDuo MobileFree4.9โ˜… (2.2M)NoNoAug 2026
6Twilio AuthyTwilio AuthyFree4.7โ˜… (53K)NoNoAug 2026
7Authenticator app - 2FA, MFAAuthenticator app - 2FA, MFAFree4.6โ˜… (5.7K)NoYesAug 2026
8Authenticator ยทAuthenticator ยทFree4.6โ˜… (26K)NoYesAug 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
๐Ÿ“Š Productivity
4.7๐Ÿ˜Š(35K 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

  • ๐Ÿš€ Efficient and fast
  • ๐Ÿ”’ Secure and private
  • ๐Ÿ‘ Simple and intuitive UI
  • ๐Ÿ’ก Customizable icons and folders

Room to Improve

  • ๐Ÿ› Occasional bugs and crashes
  • ๐Ÿ”’ Lack of password/PIN protection
  • ๐Ÿ•ฐ No Apple Watch app
Google Authenticator#2

Google Authenticator by Google

Strong Contender
๐Ÿ”ง Utilities
4.9๐Ÿ˜ž(1.1M ratings)
Free
#3in 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

  • ๐Ÿ‘ User-friendly
  • ๐Ÿ”’ Secure authentication
  • ๐Ÿš€ Simple and fast
  • ๐Ÿ”’ Reliable security

Room to Improve

  • ๐Ÿ› Randomly deleted all codes
  • ๐Ÿ› Unreliable, lost access to accounts
  • ๐Ÿ› Timing issues, codes didn't work
Microsoft Authenticator#3

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Worth Considering
๐Ÿ“Š Productivity
4.7๐Ÿ˜ž(677K 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

  • ๐Ÿš€ Seamless authentication
  • ๐Ÿ”’ Secure login process
  • ๐Ÿ‘ Convenient passwordless sign-in
  • ๐Ÿš€ Smooth app performance

Room to Improve

  • ๐Ÿ› Broken Apple Watch functionality
  • ๐Ÿ› Backup and restore issues
  • ๐Ÿ› Confusing login flow

More 2Fas Authenticator apps to explore

4
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
๐Ÿ“Š Productivity
(48K)
subscription
5
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
๐Ÿ’ผ Business
(2.2M)
free
6
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
๐Ÿ”ง Utilities
(53K)
free
7
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
๐Ÿ”ง Utilities
(5.7K)
free with in-app purchases
8
Authenticator ยท
Authenticator ยท
Authenticator ยท
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
๐Ÿ”ง Utilities
(26K)
free with in-app purchases
9
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
๐Ÿ“Š Productivity
(100K)
free
10
App Authenticator - 2fas Auth
App Authenticator - 2fas Auth
App Authenticator - 2fas Auth
2FA Authentication App For iOS
Free

This app provides secure two-factor authentication (2FA) for all your online accounts. It generates time-based one-time passwords (TOTP) quickly and offers features like biometric security and cross-device sync. It's a reliable alternative for protecting your digital life.

Two-Factor Authentication (2FA)Fast code generationCross-device backup and sync
๐Ÿ”ง Utilities
(147)
free
11
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
๐Ÿ”ง Utilities
(33K)
free
12
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
๐Ÿ”ง Utilities
(2)
free with in-app purchases
13
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
๐Ÿ’ผ Business
(4.3K)
free
14
2FA: TOTP Authenticator App
2FA: TOTP Authenticator App
2FA: TOTP Authenticator App
Backups & Folders
Free

Enhance your digital security with this app, providing time-based one-time passwords for authentication across various platforms. It offers secure backups, easy migration from other authenticators, and organizational tools. Protect your accounts on finance, crypto, and social media services.

Time-based one-time passwords (TOTP)Local and iCloud encrypted backupsImport from Google Authenticator, URLs, QR
๐Ÿ”ง Utilities
(42)
free with in-app purchases
15
Authenticator Appโ‚Š
Authenticator Appโ‚Š
Authenticator Appโ‚Š
For 2FA MFA OTP Two ID Verify
Free
๐Ÿ”ง Utilities
(0)
16
Authenticator 2FA by GA
Authenticator 2FA by GA
Authenticator 2FA by GA
MFA & OTP Authentication App
Free

Securely store and generate authentication tokens for your online accounts. Encrypts all data on your device and iCloud, offering seamless import, export, and backup options. Access codes quickly via widgets and protect the app with biometric or PIN locks.

Encrypted token storageOffline code generationEasy import/export
๐Ÿ”ง Utilities
(7)
free with in-app purchases
17
Okta Verify
Okta Verify
Okta Verify
by Okta, Inc.
Free

This app provides a secure way to verify your identity for account access. It offers two-factor authentication through temporary codes or push notifications. The app prioritizes privacy, only requesting camera access for initial device registration.

Two-step verificationGenerate 6-digit codesApprove sign-in requests via push notification
๐Ÿ’ผ Business
(37K)
free
18
SafeNet MobilePASS+
SafeNet MobilePASS+
SafeNet MobilePASS+
Thales Group
Free

This app provides secure mobile authentication for accessing cloud apps, VPNs, and other services. It offers one-tap push authentication, secure one-time passcodes, and biometric unlock options for enhanced security and user experience. The app supports quick self-enrollment and can manage multiple authenticators.

One-tap push authenticationSecure one-time passcodes (OTPs)TouchID/FaceID unlock
๐Ÿ’ผ Business
(115K)
free
19
Tokens: 2FA Authenticator
Tokens: 2FA Authenticator
Tokens: 2FA Authenticator
by xiaomin shen
Free
๐Ÿ”ง Utilities
(0)
20
Authenticator - 2FA & OTP
Authenticator - 2FA & OTP
Authenticator - 2FA & OTP
2FA & MFA Authentication App
Free
๐Ÿ”ง Utilities
(0)

FAQ about 2Fas Authenticator

What are the best 2fas authenticator apps for iPhone?
2FA Authenticator (2FAS) tops our 2fas authenticator apps ranking as of August 2026, with a 4.7-star average from 35K App Store ratings, and it's free to download.
Yes โ€” 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 August 2026.
We track 250+ 2fas authenticator apps on the iOS App Store as of August 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.