# Braintain — AI-Powered Vocabulary Boost > AI-powered vocabulary builder with personalized challenges and memory-boosting exercises. (iPhone/iPad app by Waiyaki Studio.) - Source: https://appshunter.io/ios/app/braintain/id1513710010 (this page in markdown: same URL + `.md`) - Developer: [Waiyaki Studio](https://appshunter.io/developer/525791650) - Category: Education, Entertainment - Price: Free with in-app purchases - Rating: 4.00/5 from 3 App Store ratings · 4 written reviews indexed - Age rating: 4+ - Requires: iOS 16.4 · 67 MB - Languages: English - Released: 2021-03-17 - Data updated: 2026-08-20 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/braintain/id1513710010/reviews.md ## What is Braintain? Braintain is your ultimate memory-boosting companion. This app is designed to help you effortlessly remember and expand your vocabulary in any language. With a variety of engaging exercises, personalized challenges, and innovative features, Braintain makes learning new words a fun and interactive experience. Key Features: • Effortless Vocabulary Expansion: Say goodbye to forgetfulness and hello to a sharper memory. • Customized Challenges: Tailored exercises to suit your learning pace and preferences. • AI-Generated Images: Enhance your learning with vivid, AI-generated images that make words easier to remember. • Guess Options: Interactive guess options to test your knowledge and reinforce learning. • Track Your Progress: Monitor your word bank growth and see your memory improve over time. • Daily Practice: Build a consistent habit with daily word challenges. • Fun and Interactive: Learning has never been this enjoyable. Whether you’re a language enthusiast, a student looking to ace exams, or someone who simply wants to boost their memory, Braintain is here to help you achieve your goals. Download Braintain now and unlock the full potential of your memory! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Effortless vocabulary expansion - Customized learning challenges - AI-generated images for memory enhancement - Interactive guess options - Progress tracking - Daily practice routines ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Premium Monthly | $0.99 | per month | | Premium Yearly | $8.99 | per year | ## Recent user reviews (4 of 4) All indexed reviews: https://appshunter.io/ios/app/braintain/id1513710010/reviews.md ### 3/5 — Not able to review wrong answers *2024-11-07* I would love to see my wrong answers and to see the correct answer. Being able to review vocabulary words after a game would be really helpful to learning the words as well. **Developer response:** Hello, In the latest version of the app (2.0.0) you can see what answers were correct and wrong, enjoy 🙂 ### 5/5 — Muy buena *2024-06-24* Me encanta, me ayuda recordar conceptos facilmente ### 5/5 — Superb *2024-05-03* An excellent app that makes personal development easy and enjoyable. Its intuitive interface and personalized content help me stay focused on my goals ### 5/5 — Awesome *2021-04-10* Incredible app helps me remembering words that it is difficult for me to remember ## Frequently asked questions about Braintain ### How does Braintain help users learn new words? Braintain uses a variety of engaging exercises, including AI-generated images and interactive guess options, to make vocabulary acquisition fun and effective. It also offers customized challenges tailored to individual learning paces. ### What are the subscription options for Braintain? Braintain offers a Premium Monthly subscription for $0.99 and a Premium Yearly subscription for $8.99. These plans provide access to advanced features and content. ### Is Braintain suitable for all ages? Braintain has an age rating of 4+, making it suitable for a wide range of users. The app's educational content is designed to be accessible and beneficial for younger learners as well as adults. ### How often is Braintain updated? The latest version of Braintain is 2.2.1, and it was last updated on March 3, 2026. This indicates a commitment to ongoing development and improvements. ### What devices does Braintain support? Braintain is available on both iPhone and iPad devices, allowing users to learn and boost their vocabulary on their preferred Apple mobile devices. ### Does Braintain offer offline access to learning materials? The provided data does not specify whether Braintain offers offline access. Users may need an internet connection to utilize all features and download new content. ### How does Braintain track user progress? Braintain allows users to monitor their word bank growth and observe improvements in their memory over time. This progress tracking feature helps users stay motivated and see the impact of their daily practice. ### What is the user sentiment towards Braintain? Braintain has a rating of 4.0 stars from 3 ratings. While limited, this indicates a generally positive reception from its current user base. ## Version history (last 5 releases) ### 2.5.0 — 2026-06-15 - Bug fixes and minor improvements. ### 2.4.5 — 2026-05-30 - Bug fixes and minor improvements. ### 2.4.4 — 2026-05-05 - Bug fixes and minor improvements. ### 2.2.1 — 2026-03-03 - Bug fixes and minor improvements. ### 2.2.0 — 2026-02-21 - Bug fixes and minor improvements. ## Apps similar to Braintain | App | Rating | Price | Category | | --- | --- | --- | --- | | [三年生の漢字検定8級](https://appshunter.io/ios/app/8/id1100796020) | — | Free | Education | | [Toddler Learning Games for 2+](https://appshunter.io/ios/app/toddler-learning-games-for-2-plus/id1058295660) | 4.2 (467,909) | Free | Education | | [YashimaCastle](https://appshunter.io/ios/app/yashimacastle/id1090916720) | — | Free | Education | | [Draw by simple shapes & lines](https://appshunter.io/ios/app/draw-by-simple-shapes-and-lines/id1088758800) | 4.3 (651) | Free | Education | | [どこでもワーク　社会地理](https://appshunter.io/ios/app/id1102306000) | — | Free | Education | | [Xmas Math Santa Claus for kids](https://appshunter.io/ios/app/xmas-math-santa-claus-for-kids/id1059451860) | — | $0.99 | Education | ## More apps by Waiyaki Studio - [Gapshot: Timing Arcade Game](https://appshunter.io/ios/app/gapshot-timing-arcade-game/id6760318238) - [Hoppix](https://appshunter.io/ios/app/hoppix/id6770321827) All apps by Waiyaki Studio: https://appshunter.io/developer/525791650 --- *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 2026-08-20.*