# CAD Software

Ranked by the Vioscale composite score: a confidence-weighted blend of independent signals, not user reviews.

| # | Software | Score | Confidence | Vendor |
|--:|---|--:|---|---|
| 1 | [FreeCAD](https://www.vioscale.ai/software/freecad) | 67.1 | 35% (low) | - |
| 2 | [OpenSCAD](https://www.vioscale.ai/software/openscad) | 61.9 | 14% (low) | - |
| 3 | [Rhinoceros 3D](https://www.vioscale.ai/software/rhinoceros-3d) | 60.5 | 26% (low) | - |
| 4 | [Altium Designer](https://www.vioscale.ai/software/altium-designer) | 57.6 | 43% (low) | - |
| 5 | [SketchUp](https://www.vioscale.ai/software/sketchup) | 44.1 | 34% (low) | - |

---
*Source: Vioscale (https://www.vioscale.ai/categories/cad-software).*