Folgende Formate können in plan4heat importiert bzw. in das plan4heat Format konvertiert werden:
| 3D Studio R1-R4 | .3ds |
| 3ds Max | .max |
| Cinema 4D | .c4d |
| DXF | .dxf |
| DWF 3D | .dwf |
| DWG (bis v2018) | .dwg |
| SketchUP 3D | .skp + .skp |
| Solid Edge Files | .asm + .par + .psm + .pwd |
| Solid Works | .sldprt + .asm + .sldasm + .sldlpf |
| U3D | .u3d |
| VRML 1.0 | .wrl |
| VRML 2.0 | .wrl |
| VRML 2.0 + X3D | .x3d + .x3d.gz + .x3dz + .x3dv + .x3dv.gz + .x3dvz + .wrl + .wrl.gz + .wrz |
| Wavefront | .obj |
| X3D | .x3d + .x3d.gz + .x3dz + .x3dv + .x3dv.gz + .x3dvz + .wrl + .wrl.gz + .wrz |
| Autodesk Inventor | .iam + .ipt |
| IGES v5.3 | .igs + .iges |
| In Vorbereitung | |
| BIM (Building Information Model) | .ifc |
