What are some alternatives?
When comparing MIT App Inventor and Codefreebnb, you can also consider the following products
Thunkable - Powerful but easy to use, drag-and-drop mobile app builder.
Android Studio - Android development environment based on IntelliJ IDEA
Webflow - Build dynamic, responsive websites in your browser. Launch with a click. Or export your squeaky-clean code to host wherever you'd like. Discover the professional website builder made for designers.
AppsGeyser - Appsgeyser is the easiest to use DIY native mobile app creation platform.
Zoho Creator - Business mobile app creation, development and sharing
Kodular - Much more than a modern app creator without coding