The IFC Desktop Viewer is a Windows tool for exploring the geometry in IFC exchange files. The viewer is integrated with the Windows file explorer so you can view an IFC file by either double clicking on it or right-clicking and selecting "View IFC File" from the context menu.

Radiu buttons along the top select rotate or pan modes, You can rotate the view with left-click and drag, holding control or shift will switch modes. Click "Pick Shape" to highlight individual pieces of geometry, which can be hidden.