# 2FA Authenticator: Auth OTP — OTP Authenticator, 2FA, MFA > Generates time-based one-time passwords for secure two-factor authentication. (iPhone/iPad app by QUANTUM4U LAB PRIVATE LIMITED.) - Source: https://appshunter.io/ios/app/2fa-authenticator-auth-otp/id6757469130 (this page in markdown: same URL + `.md`) - Developer: [QUANTUM4U LAB PRIVATE LIMITED](https://appshunter.io/developer/1522881567) - Category: Productivity, Utilities - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 14 · 59 MB - Languages: Arabic, English, French, German, Hindi, Italian, Japanese, Korean, Portuguese, Russian and 3 more - Released: 2026-03-08 - Data updated: 2026-08-22 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/2fa-authenticator-auth-otp/id6757469130/reviews.md ## What is 2FA Authenticator? 2FA Authenticator having Auth OTP Encryption is a 2FA Vault – Secure Two-Factor Authentication app Works with all major accounts: This authenticator app seamlessly supports leading platforms such as Microsoft, Google, Facebook, Amazon, Instagram, and many more. Whether you need an authenticator for Microsoft, Facebook, or Instagram, it offers a reliable all-in-one solution. 2FA Authenticator is a simple and reliable security app designed to help protect your online accounts using two-factor authentication (2FA) just like oneauth, 2FAS. The app generates time-based one-time passwords (TOTP), adding an extra layer of verification beyond your password or dual authentication to protect your account. Whether you are securing personal accounts, professional tools, or cloud services, 2FA Authenticator provides a convenient way to manage your authentication codes or OTP in one place. Key Features of 2FA Authenticator: 1. Fast OTP Generation Generate time-based one-time passwords instantly. Codes refresh automatically to support secure login verification. 2. Works with TOTP-Compatible Services 2FA Authenticator supports accounts that use standard TOTP authentication. Simply scan a QR code or enter details manually to add an account. 3. Simple and Intuitive Interface Designed for ease of use, allowing you to access your codes quickly when needed. 4. QR Code Scanner Add accounts in seconds by scanning setup QR codes provided by supported services. 5. Secure Local Storage Your authentication data is stored on your device. The app does not require mandatory cloud synchronization. 6. Privacy-Focused Design 2FA Vault is built with privacy in mind. Authentication information remains on your device. We do not sell or share your personal data. Who Can Benefit from 2FA: Users seeking additional account security Professionals managing multiple services Developers accessing protected platforms Anyone using two-factor authentication Why Use Two-Factor Authentication - Two-factor authentication helps reduce the risk of unauthorized access by requiring a temporary verification code or OTP Encryption along with your password. - 2FA Authenticator app makes managing these verification codes straightforward and accessible. Download 2FA Authenticator having Auth OTP Encryption to enhance your account security with time-based authentication codes or TOTPs. Disclaimer: This app is an independent product and is not affiliated with, endorsed by, or connected to any third-party platforms mentioned. All trademarks and brand names belong to their respective owners and are used for identification purposes only. Some of the data we collect Device-specific information such as device model, OS version being used. This provides knowledge of how our application is being used so we can improve the user experience and the app itself. We collect anonymized data such as statistics, analytics, insights about your activity in order to provide you a reliable and high-quality experience. Payment data & an optional Email (if using paid Services) Premium plans Length & Price Monthly Subscription- $6.99 Yearly Subscription - $24.99 Subscription Info: The user can cancel their subscription at any time by going into iTunes and App Store Apple ID Settings. All prices include applicable local sales taxes. Payment will be charged to your iTunes Account after confirmation of purchase. Subscription automatically renews at least 24-hours before the end of the current period. The user's account will be charged for renewal within 24-hours before the end of the current period. Privacy Policy: https://quantum4u.in/web/authios/privacy-policy Terms of Service: https://quantum4u.in/web/authios/tandc EULA: https://quantum4u.in/web/authios/eula ## Key features - Fast OTP generation - Supports TOTP-compatible services - Simple and intuitive interface - QR code scanner for account setup - Secure local storage of authentication data - Privacy-focused design ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Monthly Subscription | $4.99 | per month | | Yearly Subscription Plan | $19.99 | per year | ## Frequently asked questions about 2FA Authenticator ### What is 2FA Authenticator used for? 2FA Authenticator generates time-based one-time passwords (TOTP) to add an extra layer of security to your online accounts, acting as a second factor of authentication beyond your password. ### Does 2FA Authenticator work with major platforms? Yes, 2FA Authenticator seamlessly supports leading platforms such as Microsoft, Google, Facebook, Amazon, and Instagram, offering a reliable all-in-one solution for your authentication needs. ### How are my authentication codes stored? Your authentication data is stored securely on your device. The app features secure local storage and does not require mandatory cloud synchronization, prioritizing a privacy-focused design. ### Can I add accounts by scanning a QR code? Yes, 2FA Authenticator includes a QR code scanner that allows you to add accounts in seconds by simply scanning the setup QR codes provided by supported services. ### What are the subscription plans for 2FA Authenticator? 2FA Authenticator offers a Monthly Subscription at $4.99/P1M and a Yearly Subscription Plan at $19.99/P1Y, which includes a 3-day free trial. ### Does 2FA Authenticator have ads? Yes, this application contains advertisements to support its development and maintenance. ### What devices is 2FA Authenticator available on? 2FA Authenticator is available for iPhone, iPad, and iPod, making it accessible to a wide range of Apple users. ### How often is 2FA Authenticator updated? The latest version of 2FA Authenticator is 2.0, and it was last updated on April 24, 2026, indicating regular updates for improved performance and features. ## Version history (last 2 releases) ### 2.0 — 2026-04-24 Fixed bugs & crashes ### 1.0 — 2026-03-08 No release notes. ## More apps by QUANTUM4U LAB PRIVATE LIMITED - [Smart Switch - Phone Clone](https://appshunter.io/ios/app/smart-switch-phone-clone/id1522881565) - [Running Activity Tracker](https://appshunter.io/ios/app/running-activity-tracker/id1526416496) - [Second Phone: Share & Transfer](https://appshunter.io/ios/app/second-phone-share-and-transfer/id1535744130) - [Language translator: Translate](https://appshunter.io/ios/app/language-translator-translate/id1562076145) - [Lose Weight in 30 Days - Fit](https://appshunter.io/ios/app/lose-weight-in-30-days-fit/id1596231525) - [AddressX Tracker](https://appshunter.io/ios/app/addressx-tracker/id1632626128) All apps by QUANTUM4U LAB PRIVATE LIMITED: https://appshunter.io/developer/1522881567 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-22.*