I want to do some very basic editing of STEP files, e.g.: I need to do this sort of thing about a hundred times, so I'd rather learn how to fish than pay someone to do it, even if it's only a few $$ ...

Navigate your browser to the Zamzar website. Upload a file. You can add/upload multiple files if they are up to 100 MB in size and of the same format Now, choose the desired format for converting your ...