Best Otp Client Apps

236+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

Looking for free otp client apps? 20 of our 236+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Otp Client

Authenticator App#1

Authenticator App by UNSTABLE, SL

2FA Authentication MFA & OTP
Editor's Choice
📊 Productivity
4.6😊(46K ratings)
FreeIn-App Purchases
#39in 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 - 2FA Auth +#3

Authenticator App - 2FA Auth + by Appshub Bilgi Teknolojileri Limited Sirketi

OTP Two Factor for ID Verify
Worth Considering
📊 Productivity
4.8😞(2.2K ratings)
FreeAdsIn-App Purchases
Authenticator App - 2FA Auth + screenshot 1
Authenticator App - 2FA Auth + screenshot 2
Authenticator App - 2FA Auth + screenshot 3
Authenticator App - 2FA Auth + screenshot 4
Authenticator App - 2FA Auth + screenshot 5
Authenticator App - 2FA Auth + screenshot 6

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.

What We Love

  • 🔒 100% secure
  • 🔒 Ensures safety for financial applications

Room to Improve

  • 🤯 Not intuitive
  • 💰 Expensive with no trial
  • 🤖 Constant sales/VPN prompts

More Otp Client apps to explore

4
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
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5
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.

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6
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)
7
Weather forecast - Daily&Local
Weather forecast - Daily&Local
Weather forecast - Daily&Local
Radar Maps& Hurricane Tracker
Free

Experience real-time weather updates with detailed radar maps and forecasts, keeping you informed about current weather conditions. Stay prepared for any weather changes with this essential tool.

☀️ Weather
(8.5K)
8
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)
9
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)
10
2FA Authenticator: OTP Codes
2FA Authenticator: OTP Codes
2FA Authenticator: OTP Codes
TOTP authentication for iPhone
Free

Enhance your online security with this authenticator app, generating and storing 2FA & MFA codes for a wide range of popular services. Safeguard your accounts with features like QR code scanning, iCloud backup, and passcode protection, and upgrade to premium for unlimited account storage.

🔧 Utilities
(146)
11
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)
12
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Two Factor Authenticator & OTP
Simple 2FA authentication app
Free

The application provides a robust two-factor authentication (2FA) and multi-factor authentication (MFA) solution, ensuring the security of your sensitive information. With features like TOTP and HOTP support, encrypted data storage, and user-friendly design, this app empowers you to take control of your digital safety. Download it today and experience top-level online security.

🔧 Utilities
(133)
13
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)
14
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)
15
Authenticator ℠ App
Authenticator ℠ App
Authenticator ℠ App
2FA, Two Factor Authentication
Free
🔧 Utilities
(3.9K)
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
Two Factor Authentication, OTP
Free

Protect your accounts with our free authenticator app that offers 2FA security for various platforms. With support for over 1000 apps, including Apple Watch compatibility, ensure your accounts are secure.

🔧 Utilities
(596)
18
BlazeAuth - MFA Authenticator
BlazeAuth - MFA Authenticator
BlazeAuth - MFA Authenticator
Two-Factor Authentication Code
Free
🔧 Utilities
(2.1K)
19
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)
20
Authenticator app - 2 MFA, OTP
Authenticator app - 2 MFA, OTP
Authenticator app - 2 MFA, OTP
AKA: Two factor authentication
Free

Introducing our new Authenticator app for iOS, a two-factor authentication utility to secure your online accounts easily without login. Lock data with strong passwords, use Face ID, enjoy multi-sync across devices, and rest assured with secure backups. Download now for privacy-first protection!

🔧 Utilities
(528)