Best Otp Generator App

224+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated June 2026

Every iPhone needs a few good otp generator app apps. We benchmark 224+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Otp Generator App

Authenticator App#1

Authenticator App by UNSTABLE, SL

2FA Authentication MFA & OTP
Editor's Choice
📊 Productivity
4.6😊(46K ratings)
FreeIn-App Purchases
#47in Productivity
Authenticator App screenshot 1
Authenticator App screenshot 2
Authenticator App screenshot 3
Authenticator App screenshot 4
Authenticator App screenshot 5
Authenticator App screenshot 6

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.

What We Love

  • 🚀 Works well
  • 🔒 Secure and reliable
  • 👍 Easy to use and set up
  • 💡 Excellent cross-device sync and backup

Room to Improve

  • 🐛 Compatibility issues with newer devices
  • 💰 Expensive subscription
  • 🔒 Limited free version
Authenticator App+#2

Authenticator App+ by Rocket Apps GmbH

2FA Two Factor Authentication
Strong Contender
📊 Productivity
4.8😐(12K ratings)
FreeAdsIn-App Purchases
Authenticator App+ screenshot 1
Authenticator App+ screenshot 2
Authenticator App+ screenshot 3
Authenticator App+ screenshot 4
Authenticator App+ screenshot 5
Authenticator App+ screenshot 6

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!

What We Love

  • 🚀 Easy to use
  • 🔒 Secure authentication
  • 👍 Helpful for account recovery
  • 💡 Useful for online security

Room to Improve

  • 🐛 Login issues
  • 🐛 Accounts disappearing after app updates
  • 🔒 Difficulty resetting passwords

More Otp Generator App apps to explore

4
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)
5
Authenticator App†
Authenticator App†
Authenticator App†
2FA Authentication MFA OTP
Free

This application provides secure two-factor authentication for enhanced account protection. Easily set up and manage verification codes for your accounts with this powerful tool. Download now for enhanced security!

🔧 Utilities
(1.8K)
6
Authenticator™ App
Authenticator™ App
Authenticator™ App
Authenticator App
Free

Securely set up your accounts with Authenticator™ App using QR codes for quick and error-free setup. Backup your data with iCloud for added security and convenience. Get started now to simplify your authentication process.

🔧 Utilities
(239)
7
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Free
🔧 Utilities
(53)
8
Internet Protection App 2FA+
Internet Protection App 2FA+
Internet Protection App 2FA+
MFA & OTP Keypass Manager
Free

This secure application enhances online account security with two-factor authentication, generating unique, time-sensitive codes for verification. Simply scan a QR code to set up, and obtain verification codes independently without relying on a network connection.

🔧 Utilities
(61)
9
Google Authenticator
Google Authenticator
Google Authenticator
by Google
Free

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.

🔧 Utilities
(1M)
10
OTP Manager
OTP Manager
OTP Manager
2FA Authenticator and Manager
Free
📊 Productivity
(164)
11
OTP m-bank
OTP m-bank
OTP m-bank
by OTP BANKA SRBIJA
Free

Access your accounts, make transactions, and enjoy various banking services securely with this mobile banking app. Features include account management, payments, QR code transactions, card details, loans overview, currency exchange, branch locators, discounts, money transfers, insurance purchases, and messaging for easy communication with the Bank.

💰 Finance
(1.8K)
12
RapidIdentity App
RapidIdentity App
RapidIdentity App
by Identity Automation, LP
Free

Secure your logins with the RapidIdentity Mobile Application. Use Push and Time-based One-Time Passcode (TOTP) authentication methods to enhance security without passwords, supporting various apps like Gmail, LastPass, and more. Protect your codes with a PIN or Touch ID for added security. Upgrade now for seamless authentication.

📊 Productivity
(639)
13
Random Number Generator App
Random Number Generator App
Random Number Generator App
Number Generator, Randomizer
Free

A handy tool to generate random numbers and sequences quickly, featuring customization options like setting min/max values, text size adjustments, history tracking, and sharing capabilities. Additional premium features available through in-app purchase. Try it out now for free!

🔧 Utilities
(488)
14
Chatbot App: AI Assistant
Chatbot App: AI Assistant
Chatbot App: AI Assistant
Chatbot built on top Al models
Free

Get instant access to a powerful AI assistant that combines multiple advanced models to help you chat, create, think, and learn smarter - anytime, anywhere. Unlock unlimited possibilities with features like voice chat, expert insights, image generation, and more, with a subscription that unlocks full access to all features and AI models.

📊 Productivity
(168)
15
Audio Function Generator
Audio Function Generator
Audio Function Generator
Frequency and Signal Generator
Free

Discover an exceptional Function Generator App with a wide array of features for generating test tones, frequency sweeps, volume sweeps, and more. From playing music tones to custom presets and advanced settings available in the PRO version, this app offers an intuitive and powerful audio experience. Visit the tutorial page at www.ee-toolkit.com/audio-function-generator and explore its capabilities today!

🔧 Utilities
(2.1K)
16
OTP Auth
OTP Auth
OTP Auth
2-Factor Auth for Pros
Free

A secure 2-factor authentication app for iOS devices with features like encrypted iCloud sync, Siri support, and offline functionality. Protect accounts with AES-256 encryption and no data collection or internet connection. Keep your accounts safe—try it now!

🔧 Utilities
(463)
17
Authenticator App 2FA Secure
Authenticator App 2FA Secure
Authenticator App 2FA Secure
2FA Security with Instant OTP
Free
🔧 Utilities
(0)
18
BlazeAuth - MFA Authenticator
BlazeAuth - MFA Authenticator
BlazeAuth - MFA Authenticator
Two-Factor Authentication Code
Free
🔧 Utilities
(79)
19
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)
20
FreeOTP Authenticator
FreeOTP Authenticator
FreeOTP Authenticator
by Red Hat, Inc.
Free

FreeOTP Authenticator enhances online account security by generating one-time passwords on mobile devices, offering extra protection beyond regular passwords. It supports popular online services like Google and Facebook, and can be used for corporate security with TOTP or HOTP protocols. Open source under the Apache 2.0 license.

🔧 Utilities
(166)