MIT App Inventor vs Harmony PBA/RP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MIT App Inventor
Learn programming and build mobile applications using a visual, block-based interface. This educational tool helps users understand computational thinking and design their own projects, with built-in tutorials and over 60 components for diverse app creation.
- Visual block-based programming
- Mobile app development
- Computational thinking education
- Built-in tutorials
- Over 60 app components
- Project testing and debugging
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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.
Harmony PBA/RP
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Harmony PBA/RP App is an internal application to connect teachers and students. It lets teachers and school admins to keep track of their students' progress. Harmony Public Schools always encourage positive behaviour. And Harmony PBA/RP app is a tool to achieve this.
Screenshots
Verdict
MIT App Inventor and Harmony PBA/RP are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
MIT App Inventor ships an update every 3 months, Harmony PBA/RP every 2 months. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.
| Parameter | MIT App Inventor | Harmony PBA/RP |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (7 ratings) — better | — |
| Positive reviews | 19.6% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 49 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Massachusetts Institute of Technology | Harmony Public Schools |
Bugs and 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
Harmony PBA/RP
Not enough reviews yet to summarise bugs or requests.
In-app purchases
MIT App Inventor
No in-app purchases
Harmony PBA/RP
No in-app purchases
Questions
Is MIT App Inventor free?
Is Harmony PBA/RP free?
Do MIT App Inventor or Harmony PBA/RP have ads?
Which is updated more often, MIT App Inventor or Harmony PBA/RP?
Other comparisons
