Best Authenticator App Biometric

244+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated August 2026

The best authenticator app biometric on iPhone average 4.1★ across 244+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Authenticator App Biometric (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (687K)NoNoAug 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.2M)NoNoAug 2026
3ID.me AuthenticatorID.me AuthenticatorFree4.3★ (100K)NoNoAug 2026
4OneSpan Mobile AuthenticatorOneSpan Mobile AuthenticatorFree4.8★ (1.4K)NoNoAug 2026
52FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoAug 2026
6RSA Authenticator (SecurID)RSA Authenticator (SecurID)Free2.7★ (327)NoNoAug 2026
7Authenticator 2FA by GAAuthenticator 2FA by GAFree3.3★ (19)NoYesAug 2026
8Duo MobileDuo MobileFree4.9★ (2.2M)NoNoAug 2026

Top Picks for Authenticator App Biometric

Microsoft Authenticator#1

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Editor's Choice
📊 Productivity
4.7😞(687K ratings)
Free
#4in 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
Google Authenticator#2

Google Authenticator by Google

Strong Contender
🔧 Utilities
4.9😞(1.2M 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

  • 👍 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
ID.me Authenticator#3

ID.me Authenticator by ID.me

Worth Considering
📊 Productivity
4.3😞(100K ratings)
Free
#46in Productivity
ID.me Authenticator screenshot 1
ID.me Authenticator screenshot 2
ID.me Authenticator screenshot 3
ID.me Authenticator screenshot 4

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.

What We Love

  • 🚀 Easy to use
  • 💡 Comprehensive identity verification
  • 👍 Clean and straightforward interface

Room to Improve

  • 🐛 Frequent technical issues
  • 🕰️ Slow and unresponsive support
  • 🤯 Confusing and frustrating workflow

More Authenticator App Biometric apps to explore

4
OneSpan Mobile Authenticator
OneSpan Mobile Authenticator
OneSpan Mobile Authenticator
by OneSpan International GmbH
Free

Securely log in to your accounts with a user-friendly interface. Choose your preferred authentication method, including PIN, push notifications, or biometrics. Activate instantly and authenticate with confidence thanks to advanced mobile app shielding.

Intuitive designPIN, push, or biometric authenticationInstant and secure activation
💰 Finance
(1.4K)
free
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
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
7
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
🔧 Utilities
(19)
free with in-app purchases
8
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
9
Authenticator App 2FA — Lokio
Authenticator App 2FA — Lokio
Authenticator App 2FA — Lokio
OTP, MFA & TOTP code manager
Free
🔧 Utilities
(0)
10
Authy Authenticator
Authy Authenticator
Authy Authenticator
2FA Authentication MFA & OTP
Free

Secure your online accounts with this Two-Factor Authentication (2FA) app. It generates time-based one-time passwords (TOTP) and offers encrypted backups, multi-device sync, and offline access. Protect your accounts from unauthorized access with robust security features.

Encrypted iCloud BackupApple Watch SupportMulti-Device Sync
📊 Productivity
(180)
free with in-app purchases
11
Authenticator App : Scan & 2FA
Authenticator App : Scan & 2FA
Authenticator App : Scan & 2FA
Secure Authenticator 2FA & MFA
Free

Enhance your account security with this app, offering robust two-factor and multi-factor authentication. It generates secure verification codes for over 1000 popular services and backs them up safely via iCloud. Protect your sensitive data with an extra layer of defense.

Two-factor and Multi-Factor AuthenticationSecure code generation for 1000+ appsiCloud backup for verification codes
🔧 Utilities
(29)
free with in-app purchases
12
Authenticator App - 2FA / OTP
Authenticator App - 2FA / OTP
Authenticator App - 2FA / OTP
Two-Factor Login & Secure MFA
Free

This app provides secure two-factor authentication (2FA) and multi-factor authentication (MFA) by generating time-based one-time passwords (TOTP) for online accounts. It offers encrypted backups, cloud sync, and QR code support for easy account management across multiple devices.

Secure 2FA/MFA code generationEncrypted backup and cloud syncQR code account addition
📊 Productivity
(12)
free with in-app purchases
13
Authenticator App ℠
Authenticator App ℠
Authenticator App ℠
2FA, Two Factor Authentication
Free

Secure your online accounts with this app's two-factor authentication. It generates time-based one-time passwords directly on your device, offering a reliable second step for sign-ins without relying on SMS. Protect over 1,000 apps and manage all your authentication entries in one place.

Secure TOTP verification codesEasy QR code scanning setupPassword leak detection
📊 Productivity
(2)
free with in-app purchases
14
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Backup,Transfer & Protect Code
Free

This app helps you securely manage two-factor authentication (2FA) and one-time password (OTP) codes for all your accounts. It offers features like code preview, secure data backup and transfer, and a password vault for enhanced digital security.

Manage 2FA and OTP codesPreview upcoming authentication codesSecure password vault
🔧 Utilities
(1)
free with in-app purchases
15
Authenticator App - Auth Code
Authenticator App - Auth Code
Authenticator App - Auth Code
2FA Authentication - OTP Token
Free

Enhance your online security by generating secure one-time passwords for social media, email, and crypto wallets. This app offers a fast QR code scanner, biometric security, and works offline. It also includes a robust password manager and strong password generator.

Time-based One-Time Passwords (TOTP)Lightning-Fast QR Code ScannerSecure iCloud Backup & Sync (PRO)
🔧 Utilities
(1)
freemium
16
BAuthenticator
BAuthenticator
BAuthenticator
by Beijing Ji'an Technology Co., Ltd
Free

This app provides a secure and convenient way to manage your two-factor authentication codes. It supports both manual entry of 16-digit keys and scanning QR codes for easy setup.

Supports 16-digit key entryQR code scanning for setupTwo-factor authentication management
🔧 Utilities
(43)
free
17
Authenticator App†
Authenticator App†
Authenticator App†
2FA Authentication MFA OTP
Free

Secure your online accounts with a versatile two-factor authentication solution. Manage all your authentication codes in one place, offering enhanced security for websites, services, and crypto wallets. Supports biometric access and offline code generation.

Two-factor authentication (2FA)Multi-factor authentication (MFA)Time-based one-time passwords (TOTP)
🔧 Utilities
(2.5K)
free with in-app purchases
18
SITE Authenticator
SITE Authenticator
SITE Authenticator
Time based one-time-password
Free

This app provides two-step verification using time-based one-time passwords for TOTP-supported applications. Securely store and access your verification codes after setting a password to lock your tokens. Developed by Saudi Information Technology company engineers.

Two-step verificationTime-based one-time passwords (TOTP)Password protection for tokens
🔧 Utilities
(0)
free
19
Authenticator App - MFA, 2FA
Authenticator App - MFA, 2FA
Authenticator App - MFA, 2FA
Duo Verify Password: OTP, TOTP
Free

This app provides two-factor authentication (2FA) to secure your online accounts. It generates one-time tokens on your device, which are used with your password to ensure only authorized users can access your accounts. Features include face recognition security and a personalized interface.

Two-factor authenticationOne-time token generationFace recognition security
📊 Productivity
(92)
freemium
20
Authenticator App Widget
Authenticator App Widget
Authenticator App Widget
2FA Authentication OTP & MFA
Free

Secure your online accounts with two-factor authentication. Generate one-time passwords instantly and manage accounts easily. Offers biometric authentication and customizable widgets for a user-friendly experience.

Secure 2FA code generationBiometric authentication supportInstant OTP widget access
🔧 Utilities
(6)
free with in-app purchases

FAQ about Authenticator App Biometric

What is the best authenticator app biometric for iPhone?
Microsoft Authenticator tops our authenticator app biometric ranking as of August 2026, with a 4.7-star average from 687K App Store ratings, and it's free to download.
Yes — 20 of the top authenticator app biometric we rank are free to download, including Microsoft Authenticator and Google Authenticator.
Microsoft Authenticator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 244+ authenticator app biometric on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Microsoft Authenticator is a mobile application designed to enhance online security. It provides multi-factor authentication (MFA), passwordless login options, and password autofill capabilities for various online accounts, including personal, work, and school accounts.
When MFA is enabled, after entering your password, you'll be prompted to verify your identity. This can be done by approving a notification sent to the app or by entering a time-based one-time password (OTP) generated by the app. These OTP codes refresh every 30 seconds and do not require a network connection.