# Authenticator App - 2FA Auth — Two Factor Authentication, MFA > Two-factor authentication and device storage optimization tool. (iPhone/iPad app by 金梅 刘.) - Source: https://appshunter.io/ios/app/authenticator-app-2fa-auth/id6468913538 (this page in markdown: same URL + `.md`) - Developer: [金梅 刘](https://appshunter.io/developer/1896371027) - Category: Productivity - Price: Free with in-app purchases - Rating: 4.10/5 from 9 App Store ratings - Age rating: 17+ - Requires: iOS 12.0 · 40 MB - Languages: American English, French (France), German (Germany), Japanese, Brazilian Portuguese, European Spanish - Released: 2023-11-20 - Data updated: 2026-08-24 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/authenticator-app-2fa-auth/id6468913538/reviews.md ## What is Authenticator App? Welcome to the new era of mobile efficiency with "Authenticator App" – your comprehensive solution for device optimization and security! Our application has evolved, introducing an essential Authenticator feature that enhances your online safety while retaining all the powerful storage management tools you've come to rely on. Enjoy a clutter-free phone and fortified digital security, all within one intuitive app. Authenticator: Your Digital Shield Introducing our latest addition, the Authenticator function, designed to secure your online accounts with robust two-factor authentication. This vital feature provides an extra layer of protection, ensuring that only you can access your accounts, even if someone knows your password. One-Click Storage Cleaning and Optimization The heart of "Authenticator App" remains its ability to swiftly clean similar photos, screenshots, and videos with just a single tap. Relish in the simplicity of freeing up valuable phone storage and leave the worries of space constraints in the past. Smart Recognition Technology Our advanced image recognition technology identifies duplicate or similar media files with precision. Effortlessly eliminate these unnecessary items to reclaim your phone's memory without a second thought. Efficient Batch Management Save time with our app's capability to cluster similar images by date, allowing for quick batch deletion. You'll never have to tediously sift through files again! Video and Large File Cleanup Speedily target and remove large video files that hog your storage. Whether it's cherished memories from your travels or miscellaneous clips, "Phone Guard" manages them all seamlessly. Optimized Calendar and Contacts Keep your schedule and connections in perfect order. Our app assists in managing your calendar tasks and cleaning up outdated entries, alongside tidying up your contacts by merging duplicates and removing incomplete details. User-Friendly Experience "Authenticator App" exemplifies simplicity, effectiveness, and a professional touch in every interaction. It's not just an app but a reliable companion for your smartphone, alleviating your storage concerns for good. Flexible Subscription Options: To access our full suite of features, we offer flexible subscription plans, including weekly and yearly options, as well as a one-time payment choice for those seeking long-term benefits. Manage your subscriptions easily within Apple account settings, where they can be adjusted or canceled. For uninterrupted service, subscriptions will renew automatically unless disabled 24 hours before the end of the current period. Auto-renewal can be turned off any time after purchase via account settings. Download "Authenticator App" now and embrace a dual advantage: impeccable device optimization and enhanced personal security! Privacy Policy Link: https://sites.google.com/view/infinity-mobile-apps/privacy-policy Terms of Service Link: https://sites.google.com/view/infinity-mobile-apps/terms-of-service ## Key features - Two-factor authentication - Duplicate photo and video cleanup - Large file deletion - Calendar and contact management - Smart recognition for similar media - Batch deletion of media ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Weekly Premium | $5.99 | per 7 days | | Annual Premium | $49.99 | per year | | Annual Premium | $49.99 | per year | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Lifetime Premium | $49.99 | one-time | ## Frequently asked questions about Authenticator App ### What is Authenticator App used for? Authenticator App provides two-factor authentication for enhanced online security and also offers tools to clean up duplicate photos, videos, and large files to optimize your device's storage. ### Does Authenticator App have ads? No, Authenticator App does not contain advertisements. It focuses on providing a clean user experience for its security and optimization features. ### What are the subscription options for Authenticator App? Authenticator App offers flexible subscription plans including weekly and yearly options, as well as a one-time payment choice. A 3-day free trial is available for the annual premium plan. ### How can I cancel my Authenticator App subscription? You can manage or cancel your subscriptions easily within your Apple account settings. Subscriptions will renew automatically unless disabled 24 hours before the end of the current period. ### What devices is Authenticator App compatible with? Authenticator App is currently supported on iPhone and iPod devices. It is designed for iOS users looking for security and optimization features. ### How often is Authenticator App updated? The latest version of Authenticator App is 1.2.2, and it was last updated on April 8, 2024. Updates typically include new features, bug fixes, and performance improvements. ### What is the age rating for Authenticator App? Authenticator App has an age rating of 17+. This rating is based on the content and features available within the application. ### Can Authenticator App help me organize my contacts? Yes, Authenticator App assists in tidying up your contacts by merging duplicates and removing incomplete details, helping you maintain an organized contact list. ## Version history (last 5 releases) ### 1.2.2 — 2024-04-08 Improve stability and optimize user experience. ### 1.2.1 — 2024-03-09 Fix known issues. ### 1.2 — 2024-02-04 Optimize user experience. ### 1.1.1 — 2024-01-19 Optimize user experience. ### 1.1 — 2024-01-11 Optimize performance and enhance user experience. ## Apps similar to Authenticator App | App | Rating | Price | Category | | --- | --- | --- | --- | | [2FA Authenticator Secure](https://appshunter.io/ios/app/2fa-authenticator-secure/id1604264315) | 4.4 (172) | Free | Productivity | | [Microsoft Authenticator](https://appshunter.io/ios/app/microsoft-authenticator/id983156458) | 4.7 (686,512) | Free | Productivity | | [Authenticator App: 2FA, MFA](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6472872177) | 4.2 (86) | Free | Productivity | | [Authenticator App - 2FA OTP](https://appshunter.io/ios/app/authenticator-app-2fa-otp/id6480513197) | 4.4 (86) | Free | Productivity | | [Authenticator App+](https://appshunter.io/ios/app/authenticator-app-plus/id1610508128) | 4.8 (11,857) | Free | Productivity | | [Authenticator App - 2FA Auth +](https://appshunter.io/ios/app/authenticator-app-2fa-auth-plus/id6473080405) | 4.5 (1,777) | Free | Productivity | --- *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 2026-08-24.*