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Best Otp App

241+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated June 2026

Whether you're new to otp app or looking for an upgrade, our curated collection of 241+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Otp App

OTP Auth#1

OTP Auth by Roland Moers

2-Factor Auth for Pros
Editor's Choice
🔧 Utilities
4.6😊(463 ratings)
FreeIn-App Purchases
OTP Auth screenshot 1
OTP Auth screenshot 2
OTP Auth screenshot 3
OTP Auth screenshot 4

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!

What We Love

  • 🚀 Simple and effective
  • 🔒 Secure with backup/restore
  • 👍 Great Apple Watch support
  • 👍 Intuitive and user-friendly

Room to Improve

  • 🐛 Occasional sync and widget issues
  • 🐛 Apple Watch app needs improvements
  • 🐛 Unreliable backup/restore for some users
Authenticator App#2

Authenticator App by UNSTABLE, SL

2FA Authentication MFA & OTP
Strong Contender
📊 Productivity
4.6😊(46K ratings)
FreeIn-App Purchases
#40in 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
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 Otp App apps to explore

4
Authenticator App－2FAS・MFA・OTP
Authenticator App－2FAS・MFA・OTP
Authenticator App－2FAS・MFA・OTP
Two Factor Authentication・TOTP
Free

Get secure two-factor authentication and safeguard your online accounts with our app, which provides effortless setup, biometric authentication, and cloud backups for your time-based one-time passcodes. Download and secure your digital life today!

🔧 Utilities
(400)
5
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)
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
OTP Bank HU
OTP Bank HU
OTP Bank HU
by OTP Bank Nyrt.
Free

Experience seamless banking with the new OTP MobilBank app, allowing you to manage your finances, track expenses with Expense Tracker, and access a range of convenient features like push notifications, QR code bill payments, and more. Download now and take control of your financial life!

💰 Finance
(1.5K)
8
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
Authenticator App - 2FA Auth +
OTP Two Factor for ID Verify
Free

This application provides secure two-factor authentication for your accounts, ensuring added protection against unauthorized access. Safeguard your online presence with ease by downloading the app now.

📊 Productivity
(2.2K)
9
Namirial OTP
Namirial OTP
Namirial OTP
by Namirial Spa
Free

This application adds an extra layer of security to your accounts by generating one-time passwords for two-factor authentication, allowing you to securely access various services such as digital transaction management and e-signature. Download the app to enhance your account security with 6-digit codes for a second step of verification when signing in.

💼 Business
(268)
10
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)
11
Authenticator App- MFA,2FA,OTP
Authenticator App- MFA,2FA,OTP
Authenticator App- MFA,2FA,OTP
Authentication- Secure ID,2FAS
Free

This essential security app generates and stores secure 2FA and MFA tokens for all your online accounts, providing robust protection with bank-grade encryption, biometric unlock, and offline functionality. Download it today to fortify your digital life with effortless security and take control of your online safety.

💼 Business
(42)
12
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Authenticator App - 2FA, OTP
Free
🔧 Utilities
(53)
13
BAuthenticator
BAuthenticator
BAuthenticator
by Beijing Ji'an Technology Co., Ltd
Free

Enhance your security with a versatile 2FA tool that allows for key input or QR code scanning. Protect your accounts today!

🔧 Utilities
(43)
14
Authenticator App - OTP & 2FA
Authenticator App - OTP & 2FA
Authenticator App - OTP & 2FA
Easy login with iCloud sync
Free

Easily secure your accounts with our Authenticator App that generates one-time passwords for two-step verification. Download now to add an extra layer of security to your online accounts.

🔧 Utilities
(3)
15
Authenticator App－2FAS・OTP・MFA
Authenticator App－2FAS・OTP・MFA
Authenticator App－2FAS・OTP・MFA
Authentication App Two Factor
Free

This multifunctional security and account management application provides a secure way to manage passwords, enable two-factor authentication, and store sensitive information, while also offering features like iCloud backup and sync, autofill, and data import/export. Download it today to experience its great features and protect your accounts in a safe and efficient way.

📊 Productivity
(40)
16
SafeCode OTP
SafeCode OTP
SafeCode OTP
by Hazara Mufutawu
Free
🔧 Utilities
(6)
17
Authenticator - 2FA App
Authenticator - 2FA App
Authenticator - 2FA App
Protects your online identity
Free

Protect your online accounts with two-factor authentication using this reliable app. Easily generate secure codes to access your favorite services. Stay secure, stay protected.

🔧 Utilities
(2.5K)
18
Authenticator App: 2FA MFA OTP
Authenticator App: 2FA MFA OTP
Authenticator App: 2FA MFA OTP
Two Factor OTP Authentication
Free

"Secure your online accounts with Authenticator Plus 2FA, a powerful two-factor authentication tool that generates time-sensitive codes for enhanced protection. Easily set up multi-factor authentication and enjoy secure access across 2,500+ websites and services. Experience a streamlined interface, high security, and seamless backup features without any account setup hassle. Scan a QR code to get started now!"

🔍 Reference
(193)
19
Secure Authenticator: OTP, MFA
Secure Authenticator: OTP, MFA
Secure Authenticator: OTP, MFA
Powerful 2FA for Security
Free

This application provides a simple and effective way to enable two-factor authentication, protecting online accounts and personal data from cyber threats. With its easy-to-use interface, users can generate 2FA tokens, and also enjoy additional features like backup and sync, and password protection with a subscription.

📊 Productivity
(6)
20
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)

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