Best Password Authenticator Apps

233+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated July 2026

Looking for free password authenticator apps? 20 of our 233+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Password Authenticator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft AuthenticatorMicrosoft AuthenticatorFree4.7★ (677K)NoNoAug 2026
2Google AuthenticatorGoogle AuthenticatorFree4.9★ (1.1M)NoNoAug 2026
3PasswordsPasswordsFree4.7★ (609K)NoNoAug 2026
4Authenticator AppAuthenticator AppFree4.6★ (48K)NoYesAug 2026
5Duo MobileDuo MobileFree4.9★ (2.2M)NoNoAug 2026
6Authenticator ·Authenticator ·Free4.6★ (26K)NoYesAug 2026
7Authenticator™ AppAuthenticator™ AppFree4.1★ (435)NoYesAug 2026
82FA Authenticator (2FAS)2FA Authenticator (2FAS)Free4.7★ (35K)NoNoAug 2026

Top Picks for Password Authenticator

Microsoft Authenticator#1

Microsoft Authenticator by Microsoft Corporation

Protects your online identity
Editor's Choice
📊 Productivity
4.7😞(677K ratings)
Free
#10in 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😞(1.1M 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
Passwords#3

Passwords by Apple Inc.

Worth Considering
🔧 Utilities
4.7😊(609K ratings)
Free
Passwords screenshot 1
Passwords screenshot 2
Passwords screenshot 3

Securely store and manage all your passwords, passkeys, and Wi-Fi credentials in one encrypted location. Quickly sign into websites and apps with autofill, and sync your information across devices for easy access on the go. Receive alerts for compromised passwords and manage two-factor authentication codes.

What We Love

  • 🚀 Easy access to passwords
  • 🔒 Secure password storage
  • 👍 Convenient password sharing
  • 👍 Seamless integration with Apple devices

Room to Improve

  • 🐛 Passwords not always saving correctly
  • 🐛 Difficulty updating existing passwords
  • 🐛 Blank/crashing app on some devices

More Password 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
📊 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
💼 Business
(2.2M)
free
6
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
7
Authenticator™ App
Authenticator™ App
Authenticator™ App
Authenticator App
Free

This app generates secure, time-based one-time passwords for two-factor authentication. It supports automatic setup via QR code and works offline, synchronizing across Apple devices with iCloud backup and encryption.

Automatic QR code setupOffline code generationiCloud Backup & Encryption
🔧 Utilities
(435)
free with in-app purchases
8
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
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
📊 Productivity
(100K)
free
10
LastPass Password Manager
LastPass Password Manager
LastPass Password Manager
Store & Autofill Passwords
Free

Securely store, generate, and autofill passwords and other sensitive information with a single master password. Syncs across all devices and offers advanced security features.

Secure password vaultAutofill loginsPassword generator
📊 Productivity
(57K)
freemium
11
Authenticator ℠ App
Authenticator ℠ App
Authenticator ℠ App
Authentication App: 2FA, MFA
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
(4.4K)
free with in-app purchases
12
Authenticator
Authenticator
Authenticator
Simple 2-factor authentication
Free

This app provides a secure and straightforward way to protect your online accounts. It generates one-time passwords that, when combined with your regular password, significantly enhance your account security. The app operates offline, ensuring your sensitive data remains on your device.

Generates one-time passwordsQR code setupEncrypted data storage
🔧 Utilities
(407)
free
13
1Password: Password Manager
1Password: Password Manager
1Password: Password Manager
Save & share passwords safely
Free

Securely store, generate, and autofill passwords and passkeys across all your devices. This app also manages other sensitive information like credit cards and notes, with features for secure sharing and travel.

Generate strong passwordsAutofill loginsTwo-factor authentication codes
📊 Productivity
(26K)
freemium
14
Authenticator: OTP, 2FA & Code
Authenticator: OTP, 2FA & Code
Authenticator: OTP, 2FA & Code
MFA, Passkey, Security Key, ID
Free

Enhance your online security with this powerful 2FA authenticator. It generates secure one-time passwords for two-factor and multi-factor authentication across numerous platforms. Protect your accounts effortlessly with an intuitive interface and offline functionality.

Generate 2FA codes (TOTP)Support for OTP and MFAInstant QR code scanner
🔍 Reference
(137)
subscription
15
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
16
Dashlane Password Manager
Dashlane Password Manager
Dashlane Password Manager
Proactive password security
Free

This app provides automated password security, actively monitoring for leaks and scams. It offers secure access to accounts, autofills login details, and generates strong passwords across devices. It also includes features for sharing credentials safely and storing important documents.

Password and data syncing across devicesAutomatic login and form fillingSecure password generation
📊 Productivity
(104K)
free with in-app purchases
17
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
(24K)
free with in-app purchases
18
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
19
Authenticator ©
Authenticator ©
Authenticator ©
Authenticator app, 2fa
Free

Secure your online accounts with two-factor authentication tokens. Easily add accounts by scanning QR codes or manual entry. This app also offers password management to store and organize your credentials.

Secure accounts with 2FAAdd accounts via QR code or manual entryPassword management and storage
💼 Business
(2.4K)
free with in-app purchases
20
Password Manager: Passible
Password Manager: Passible
Password Manager: Passible
Password safe & vault storage
Free

Securely store and manage all your login credentials, credit card information, and PIN codes. This app automatically fills in your details on websites and offers robust security features like AES-256 encryption and theft protection.

Secure password storageAutomatic login fillingCredit card information storage
📊 Productivity
(6.2K)
free with in-app purchases

FAQ about Password Authenticator

What are the best password authenticator apps for iPhone?
Microsoft Authenticator tops our password authenticator apps ranking as of July 2026, with a 4.7-star average from 677K App Store ratings, and it's free to download.
Yes — 20 of the top password authenticator apps 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 July 2026.
We track 233+ password authenticator apps on the iOS App Store as of July 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.

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