You could have downloaded Protocase Designer 4.4.6 for Mac from our application library for free. The application's installation file is generally known as protocasedesigner-osx-4.4.zip. The following version: 4.4 was the most frequently downloaded one by the program users. The software can also be called "ProtocaseDesigner". This free Mac app was originally designed by Protocase Incorporated. The program relates to Design & Photo Tools.
From the developer:
Protocase Designer is free downloadable 3-D CAD enclosure design software and allows you to design complete custom metal electronics enclosures. The user can view and rotate the enclosure in 3-D, select faces, and add cutouts, mounting hardware, and silkscreen artwork until his/her design is complete.
You may want to check out more software for Mac, such as TurboCAD Mac Designer, Mail Designer 365 or Logo Design Studio Lite, which might be related to Protocase Designer.
3D Design
3D Design