Tied to one person; can be used on up to two computers (but not simultaneously). Floating License:

Click the button (question mark icon) in the top-right corner. Select Registration from the dropdown menu. Enter your License Key exactly as provided. Restart the application to confirm activation. For Floating Licenses

ABViewer is a powerful, all-in-one software application developed by CADSoftTools. It is widely used by engineers, architects, designers, and manufacturing professionals for viewing, editing, converting, and printing CAD (Computer-Aided Design) files. The software supports a vast range of formats, including DWG, DXF, DWF, HPGL, PLT, STEP, IGES, STL, and many others.