Stemi Lab vs MIT App Inventor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stemi Lab
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Building robots is fun, but building a robot that moves and reacts like a living being is awesome. :) All you need is a STEMI Hexapod robot and this app! Order STEMI Hexapod and dive in the wonderful world of robotics. Your robot will arrive in parts and pieces, with all the components you need. On top of that, you will receive access to high-quality video tutorials, covering everything – from 3D modeling, Electronics, Mathematics to programming a mobile application. We made sure that STEMI can be built by everyone. All you need to do is to follow the instructions and connect the parts.
MIT App Inventor
Learn computational thinking and app development by building your own mobile applications. This educational tool uses a block-based programming language and offers tutorials for workshops. Test and debug your creations directly on your device.
- Block-based programming language
- Design and code mobile apps
- Test and debug projects
- Built-in tutorials
- Over 60 components
- Learn computational thinking
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MIT App Inventor is an educational tool to learn computational thinking and computational action principles through building mobile apps. Used by over one million people worldwide every year, it is one of the premier platforms for computer science education. Use this companion app to test drive projects, debug blocks code, and show your friends and family your creations. Using a blocks based programming language, design and code your own projects, or use one of the many books and curricula to learn about coding. App Inventor also includes built-in tutorials for running student workshops. This version of App Inventor includes over 60 components, from user interface elements such as buttons and switches, to sensors, connectivity and multimedia components so your projects can interact with the world.
Screenshots
Verdict
The clearest difference is update cadence: Stemi Lab at monthly against MIT App Inventor's every 3 months. Stemi Lab also leads on iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Stemi Lab ships an update monthly, MIT App Inventor every 3 months. Both last shipped on November 6, 2026.
| Parameter | Stemi Lab | MIT App Inventor |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.6 (18 ratings) — better |
| Positive reviews | — | 19.6% of reviews |
| Number of ratings | — | 18 — better |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 10 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | STEMI d.o.o. | Massachusetts Institute of Technology |
Bugs and requests
Stemi Lab
Not enough reviews yet to summarise bugs or requests.
MIT App Inventor
Reported bugs
3 issues- App frequently crashes or freezes
- Connectivity problems when trying to test apps
- Inconsistent behavior and unexpected errors
Requested features
3 requests- Improved compatibility with modern devices and operating systems
- More intuitive and user-friendly interface
- Better error handling and debugging tools
In-app purchases
Stemi Lab
No in-app purchases
MIT App Inventor
No in-app purchases
Questions
Is Stemi Lab free?
Is MIT App Inventor free?
Do Stemi Lab or MIT App Inventor have ads?
Which is updated more often, Stemi Lab or MIT App Inventor?
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