Best Kau Authenticator Apps

241+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our kau authenticator list covers 241+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Kau Authenticator

KAU Authenticator#1

KAU Authenticator by KING ABDULAZIZ UNIVERSITY

Editor's Choice
🔧 Utilities
2.3(3 ratings)
Free
KAU Authenticator screenshot 1
KAU Authenticator screenshot 2
KAU Authenticator screenshot 3
KAU Authenticator screenshot 4

This 2FA app helps students, staff, and faculty securely log in to university systems with an extra layer of security, using time-based one-time passwords and secure QR code scanning. Download the app to protect your university accounts with a lightweight, fast, and secure authentication solution.

TOTP Authenticator#2

TOTP Authenticator by Sparrow Code LTD

6-digit code for your account
Strong Contender
🔧 Utilities
4.8(133 ratings)
FreeIn-App Purchases
TOTP Authenticator screenshot 1
TOTP Authenticator screenshot 2
TOTP Authenticator screenshot 3
TOTP Authenticator screenshot 4
TOTP Authenticator screenshot 5

This application generates 6-digit TOTP codes for two-factor authentication, providing an additional layer of security for online accounts. By enabling TOTP login and scanning a QR code or entering a secret key, users can easily set up and use the app to access their accounts securely.

Google Authenticator#3

Google Authenticator by Google LLC

Worth Considering
🔧 Utilities
4.9😞(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

A secure two-step verification app that generates codes for logging into online accounts, adding an extra layer of security beyond passwords. Easily sync codes across devices, set up accounts with QR codes, and manage multiple accounts in one place. To start securing your accounts, enable 2-Step Verification on your Google Account.

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

More Kau Authenticator apps to explore

4
Microsoft Authenticator
Microsoft Authenticator
Microsoft Authenticator
Protects your online identity
Free

A secure app for easy online account sign-ins, offering multi-factor authentication, passwordless login, and password autofill features. Manage Microsoft and non-Microsoft accounts with added security layers like fingerprint, face ID, or PIN. Stay protected and simplify access to various online services.

📊 Productivity
(655K)
5
TOTP Authenticator – Fast 2FA
TOTP Authenticator – Fast 2FA
TOTP Authenticator – Fast 2FA
Simple 2FA with Cloud Sync
Free

Experience simple and secure two-factor authentication with our app. Protect your online accounts easily with one-time tokens generated on your device. Explore features like cloud sync, multi-platform support, and extensive account compatibility to enhance your online security.

🔧 Utilities
(3.8K)
6
Duo Mobile
Duo Mobile
Duo Mobile
Security made simple
Free

"Duo Mobile simplifies security by generating passcodes for two-factor authentication and providing easy, one-tap login authentication through push notifications on iOS devices. It also manages two-factor authentication for various other services and applications. Activate and link the app to your Duo account to start using its features."

💼 Business
(2.1M)
7
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
2FA Authenticator (2FAS)
#1 Rated 2FA Authenticator
Free

A secure two-factor authentication app that generates codes for additional account security. Protect your online accounts with an extra layer of verification.

📊 Productivity
(34K)
8
Authenticator App
Authenticator App
Authenticator App
2FA Authentication MFA & OTP
Free

Protect your accounts with an advanced authentication app offering both Two-Factor Authentication (2FA) and Multi-Factor Authentication (MFA) features. Secure your online presence now.

📊 Productivity
(46K)
9
ID.me Authenticator
ID.me Authenticator
ID.me Authenticator
by ID.me, Inc.
Free

A free multi-factor authentication app that adds an extra layer of security to your account with time-based one-time passwords, push notifications, and mobile security keys. Easily verify your identity and protect your account from hackers.

📊 Productivity
(100K)
10
Authenticator App - OneAuth
Authenticator App - OneAuth
Authenticator App - OneAuth
Secure your online accounts
Free

Secure your online accounts with an industry-standard authenticator app. Enable two-factor authentication, back up and sync accounts across all devices easily, and enjoy enhanced security features like passwordless sign-in and biometric authentication. Download now to experience enhanced online security.

🔧 Utilities
(33K)
11
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
RSA Authenticator (SecurID)
by RSA Security
Free

This app provides strong authentication through OTP credentials, cloud-based MFA, push notifications, and biometrics for enhanced security. It is suitable for iOS and macOS users looking for a secure and convenient authentication solution. Check the App Store for more information.

💼 Business
(319)
12
Authenticator App ™
Authenticator App ™
Authenticator App ™
Two Factor Authentication
Free

Secure your online accounts with an advanced two-factor authentication app that generates time-based codes for enhanced security when logging in. Compatible with over 2,500 websites, streamline your multi-factor authentication setup by scanning QR codes.

🔧 Utilities
(21K)
13
Authenticator ©
Authenticator ©
Authenticator ©
Authenticator app, 2fa
Free

Protect your online accounts with our secure Two-Factor Authentication app. Easily add accounts by scanning QR codes or entering them manually, and manage passwords with our password management feature. Secure your accounts today!

💼 Business
(2.3K)
14
Authenticator ·
Authenticator ·
Authenticator ·
2FA, Two Factor Authentication
Free

Secure your online accounts with Authenticator 7, an app that stores and generates secure 2FA tokens for added account protection. Safeguard your accounts from hackers with this easy-to-use two-factor authentication solution.

🔧 Utilities
(26K)
15
Authenticator App - Authkey
Authenticator App - Authkey
Authenticator App - Authkey
Two factor authentication, 2fa
Free

A comprehensive 2FA app designed to enhance online security by generating unique access codes for account protection, ensuring the safety of personal information. Secure your accounts easily and reliably with our advanced security protocols.

🔧 Utilities
(3.3K)
16
Authenticator App+
Authenticator App+
Authenticator App+
2FA Two Factor Authentication
Free

Secure all your online accounts with our Authenticator App. Easily scan, generate, and save 2FA codes for enhanced security. Download now for peace of mind online!

📊 Productivity
(12K)
17
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
Authenticator App - 2FA MFA
2FA, Two Factor Authentication
Free
🔧 Utilities
(287)
18
Authenticator App • 2FA • MFA
Authenticator App • 2FA • MFA
Authenticator App • 2FA • MFA
Secure Passwords with 2FA, MFA
Free

Secure your accounts effortlessly with the ultimate Authenticator app for Two-Factor Authentication and Multi-Factor Authentication. With quick setup, cloud backup, and integrated Password Manager, ensure robust security across all your devices. Download now to authenticate with confidence and safeguard your digital life.

🔧 Utilities
(856)
19
Authenticator
Authenticator
Authenticator
Authentication for Google
Free

Authhy Authenticator is a two-factor authentication app that boosts online account security. Easily set up without login, just scan QR codes to add accounts. Compatible with thousands of websites and services. Download for enhanced security!

📊 Productivity
(325)
20
OneSpan Mobile Authenticator
OneSpan Mobile Authenticator
OneSpan Mobile Authenticator
by OneSpan International GmbH
Free

A mobile authenticator application designed for quick log-ins with customizable authentication methods like PIN, push, or biometrics. It offers secure activation through self-service and advanced mobile app shielding technology. Visit www.onespan.com/solutions/frictionless-authentication for more details.

💰 Finance
(1.4K)