Tabris.js vs Felgo 3 QML Dev App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tabris.js
This app helps developers write and test scripts for a mobile framework. It offers interactive examples of widgets and layouts, allows access to personal scripts via GitHub, and enables testing of custom scripts by providing a URL to a local server. Users can also view console output for debugging.
- Interactive widget and layout examples
- Browse local JavaScript source code
- Access personal scripts via GitHub
- Test custom scripts with local server URL
- View console output for debugging
- Explore Tabris.js framework features
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Tabris.js developer app supports users in writing and testing Tabris.js scripts. It allows them to explore widgets and layouts and provides a reference for features available in the Tabris.js framework. On the “Examples” tab, users can interact with different types of widgets, input controls, layouts, animation effects and properties. Users can also browse the associated local JavaScript source code. The “My Scripts” tab provides access to the user’s own scripts based on a GitHub identity. On the "URL" tab (available after signing in) users can provide a URL of a local server which serves a Tabris.js script with custom data. In this way users can test and explore their own scripts. The console drawer allows users to view console output and switch between the script view and the Tabris.js overview page. The Tabris.js developer app is implemented with the Tabris.js framework. The Tabris.js app and the Tabris.js mobile framework are developed by EclipseSource.
Felgo 3 QML Dev App
Develop and test Qt and Felgo apps in real-time on your device without needing mobile SDKs. Explore over 20 demos and 200 examples with full source code to enhance your development skills. Access comprehensive API documentation and search for relevant components.
- Real-time app preview on device
- Develop without mobile SDKs
- 20+ app demos with source code
- 200+ component examples
- API reference and search
- Hot Reload functionality
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The QML Live app is the ultimate developer experience for Qt and Felgo developers! DEVELOP The Projects viewer allows you to develop Felgo apps & games on your desktop, and view the result in real-time on your device, without installing mobile SDKs. Boost your productivity, by saving time on compilation and deployment. LEARN FROM DEMOS & EXAMPLES Try 20+ included app demos like music streaming apps, social apps, workout apps & more. Every demo comes with full source code and documentation to improve your development skills. The 200+ included app examples show how to use Qt and Felgo components in your app. REFERENCE Browse through all available Felgo and Qt APIs and open documentation, examples & related content. The included search shows you relevant demos, examples & components for every keyword you look for. FELGO SDK Felgo & Felgo Live with Hot Reload is available for free with the Felgo SDK. Sign up at the Felgo website to fast forward your app & game development. Felgo is based on the Qt framework. Qt is a powerful cross-platform toolkit based on C++ which enables powerful animations with Qt Quick and native performance on all major mobile platforms. Felgo extends the Qt 5 framework with components that you can test with this app. These are for example: - Components that allow native user experience on all major mobile platforms with a single code base. E.g., on iOS you will experience swipe back gesture support, while on other platforms a navigation drawer is used – this is supported automatically without any change of code. - Full range of native widgets optimized for a native platform behavior like tabs, dialogs and list views. Felgo allows native user experience with a single code base and fluid animations.
Screenshots
Verdict
The clearest difference is review sentiment: Tabris.js at 100% against Felgo 3 QML Dev App's 80%. Felgo 3 QML Dev App's advantage is update cadence (every 5 weeks vs every 3 months). On price, ads, in-app purchases and monetization model 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.
Tabris.js ships an update every 3 months, Felgo 3 QML Dev App every 5 weeks. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.
| Parameter | Tabris.js | Felgo 3 QML Dev App |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 80.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 23 MB | 103 MB |
| Age rating | 17+ | 4+ |
| Developer | Innoopract Informationssysteme GmbH | FELGO GmbH |
Customer experience
Tabris.js
Felgo 3 QML Dev App
In-app purchases
Tabris.js
No in-app purchases
Felgo 3 QML Dev App
No in-app purchases



