# App Authenticator- Fast 2FA > Securely generates one-time passwords for two-factor authentication. (iPhone/iPad app by Dongchen Qian.) - Source: https://appshunter.io/ios/app/app-authenticator-fast-2fa/id6445968592 (this page in markdown: same URL + `.md`) - Developer: [Dongchen Qian](https://appshunter.io/developer/1653240797) - Category: Utilities, Productivity - Price: Free - Rating: 4.82/5 from 11 App Store ratings · 4 written reviews indexed - Age rating: 4+ - Requires: iOS 13.0 · 13 MB - Languages: English - Released: 2023-03-06 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/app-authenticator-fast-2fa/id6445968592/reviews.md ## What is App Authenticator? App Authenticator : Fast 2FA is a highly recommended 2FA app used for securing your accounts on different platforms such as Instagram, Google, Facebook, Twitter, Github, Dropbox, Coinbase, Binance and many more. By automatically scanning a QR code, this authenticator app generates a one-time password (OTP) for two-factor authentication (2FA) or multi-factor authentication (MFA). - Super Safe & Secure: Your passwords are safe and sound as the app has no data exchange with the internet, so no one can get to know it except you.Safe, Reliable, and Powerful 2FA Authenticator. Easy to protect your accounts! - Scan QR Code: Just one tap QR scan for easy access and hassle-free registration. - Enter Code Manually: Enter a secret key to the app for secure authentication. - Unlock with Password or FaceID To add an extra layer of security, you can setup FaceID or a password in the app so you are the only one who can read your codes and for faster access. - Super Safe & Secure: Your passwords are safe and sound as the app has no data exchange with the internet, so no one can get to know it except you. Subscription terms: - The subscription payment will be charged to the iTunes account when the purchase is confirmed - Subscriptions will be automatically renewed unless automatic renewal is turned off at least 24 hours before the end of the current period - Users can manage subscriptions and turn off automatic renewals in iTunes account Settings after purchase Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You can turn off auto-renew up to 24 hours before your next subscription payment is due via your App Store settings page. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Links： Terms of Use: https://sites.google.com/view/authenticator-app-terms-of-use/home Privacy Policy: https://sites.google.com/view/authenticator-privacy-polic/home ## Key features - Generates one-time passwords (OTP) - Supports two-factor authentication (2FA) - Scans QR codes for easy setup - Manual secret key entry - Unlock with password or FaceID - Offline code generation - Supports multiple platforms ## Recent user reviews (4 of 4) All indexed reviews: https://appshunter.io/ios/app/app-authenticator-fast-2fa/id6445968592/reviews.md ### 3/5 — The app force quits it self after adding google authentication *2023-05-08, version 1.2* I’m paying sub Plz fix it ### 5/5 — praise   ‌ *2023-03-17, version 1.0* ​Easy to use，Very easy to manage ‌ ### 5/5 — praise‌   ​ *2023-03-15, version 1.0* Easy to use，Very easy to manage   ‍   ​ ### 5/5 — For a lazy person   ‍‍ *2023-03-14, version 1.0* ‌I was looking for an authenticator that could work for me as a 2fa protector and this app worked really well for me. ‌ ## Frequently asked questions about App Authenticator ### How does App Authenticator protect my accounts? App Authenticator generates one-time passwords (OTPs) for two-factor authentication, adding an extra layer of security to your accounts. It operates offline, meaning your codes are not shared with the internet, ensuring they remain private and secure. ### Can I use App Authenticator without an internet connection? Yes, App Authenticator is designed to work offline. It generates one-time passwords without needing an internet connection, making it a reliable security tool even when you're not online. ### How do I set up App Authenticator for a new account? You can set up App Authenticator by scanning a QR code provided by the service you wish to secure, or by manually entering a secret key. This process is quick and hassle-free, allowing for easy registration. ### What platforms does App Authenticator support? App Authenticator supports securing accounts on a wide range of platforms, including Instagram, Google, Facebook, Twitter, Github, Dropbox, Coinbase, Binance, and many more. ### Does App Authenticator have ads? The provided data does not specify if App Authenticator contains advertisements. However, it is listed as free to download and use. ### What devices is App Authenticator available on? App Authenticator is available for iPhone, iPad, and iPod devices. It is rated for ages 4 and up. ### How often is App Authenticator updated? The latest version of App Authenticator was released on May 3, 2023. While specific update frequency isn't detailed, this indicates ongoing development and support. ### What is the user rating for App Authenticator? App Authenticator has a high user rating of 4.8 stars, based on 11 ratings. This suggests a positive user experience and satisfaction with its features. ## Version history (last 1 release) ### 1.2 — 2023-05-03 - fix crash bug ## Apps similar to App Authenticator | App | Rating | Price | Category | | --- | --- | --- | --- | | [Hidden Camera DETECTOR - WLAN](https://appshunter.io/ios/app/hidden-camera-detector-wlan/id1645273817) | 4.4 (1,783) | Free | Utilities | | [TV Remote: Universal Control +](https://appshunter.io/ios/app/tv-remote-universal-control-plus/id1663632832) | 4.5 (565) | Free | Utilities | | [Smart Cast - Screen Mirroring.](https://appshunter.io/ios/app/smart-cast-screen-mirroring/id6444763679) | 4.0 (127) | Free | Utilities | | [Device Finder & Tracker](https://appshunter.io/ios/app/device-finder-and-tracker/id6444315775) | 4.6 (148) | Free | Utilities | | [Detect Device Gadget](https://appshunter.io/ios/app/detect-device-gadget/id6444518868) | 4.6 (202) | Free | Utilities | | [ChatAI - Smart Search Browser](https://appshunter.io/ios/app/chatai-smart-search-browser/id1665496980) | — | Free | Utilities | ## More apps by Dongchen Qian - [Wireless Detect X ：Find Hidden](https://appshunter.io/ios/app/wireless-detect-x-find-hidden/id6445914022) - [AirPrinter Pro & Scanner](https://appshunter.io/ios/app/airprinter-pro-and-scanner/id6446574863) - [Chat AI - Chatbot AI Assistant](https://appshunter.io/ios/app/chat-ai-chatbot-ai-assistant/id6448111976) All apps by Dongchen Qian: https://appshunter.io/developer/1653240797 --- *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 2026-06-10.*