SAT - ACIS SAT 3D Model File is one of the best file extensions around because it deals with 3D models and solid modeling format. It is amazing because it is able to store 3 dimensional geometry information in a standard text file format. With this extension, you will also be able to exchange data between various systems in the form of 3D. You can also save different files in a simple binary format. This extension gives out great animation and much more. It is definitely worth considering if you are thinking about using this file extension. If you would like to download it, all you will need to do is go online and use the internet.