MatterControl is described as 'Free, open source app that lets you organize and manage your 3D prints. It's designed to help you get the most out of your 3D printer - making it easy to track, preview, and print your 3D parts' and is a 3D Printing tool in the system & hardware category. There are more than 25 alternatives to MatterControl for a variety of platforms, including Windows, Linux, Mac, Web-based and Android apps. The best MatterControl alternative is Orca Slicer, which is both free and Open Source. Other great apps like MatterControl are Autodesk Tinkercad, Cura, PrusaSlicer and Bambu Studio.