Windows App Studio is described as 'Anyone create a mobile app in an hour for free. Immediately use your app with your Windows Device, download the source code as a Visual Studio Universal Project to extend with XAML and C# and have access to ready to publish to store Packages using any HTML5 browser' and is a mobile app builder in the development category. There are six alternatives to Windows App Studio for a variety of platforms, including Web-based, Windows, Linux, Mac and Android apps. The best Windows App Studio alternative is MIT App Inventor, which is both free and Open Source. Other great apps like Windows App Studio are Thunkable, kodeWeave, AppsGeyser and appSpotr.