DecSoft App Builder is described as 'Professional visual integrated development environment to create modern HTML5 apps, Web Apps, Progressive Web Apps, Web Extensions and Hybrid apps for both mobile and desktop browsers, Android, iOS, Windows and more' and is a IDE in the development category. There are more than 10 alternatives to DecSoft App Builder for a variety of platforms, including Windows, Mac, Linux, BSD and .NET Framework apps. The best DecSoft App Builder alternative is Microsoft Visual Studio. It's not free, so if you're looking for a free alternative, you could try Microsoft Visual Studio or Eclipse. Other great apps like DecSoft App Builder are IntelliJ IDEA, Code::Blocks, Lazarus and Qt Creator.