STP is a file extension for a 3-D graphic file used by CAD software
STP files can be opened by Computer Aided Three Dimensional Interactive Application(CATIA ) a CAD software app marketed by IBM company.
We can view,download,share stp file online using AUTODESK online stp viewer Tool
Simply signup for free and upload your .stp file and wait for some time. You will get a downloadable,shareable view of file uploaded.