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Voloom vs Adam and CADAM: AI CAD compared
The short answer
Use Voloom for a hosted tool that goes from a prompt to a printable or cuttable part. Adam makes two things: an AI agent that plugs into the CAD software you already use, and CADAM, an open-source text to CAD app you can read and change.
Try Voloom freeSide by side
| Voloom | Adam | |
|---|---|---|
| Starts from | A sentence or a photo | A prompt to the agent, or to CADAM |
| Makes | Parametric solids, and flat parts to cut with a laser or CNC | Adam works inside your CAD software. CADAM makes parametric models |
| Changing it | Sliders for each size, free to move, or a follow-up prompt | In your CAD software with the agent. Sliders in CADAM |
| Free | 75 credits a month, about 5 designs. Projects are public | Light daily quota on the lite model. CADAM's code is GPL-3.0 |
| Paid | Maker $12 a month ($9.58 billed yearly), Pro $29 | Pro $40 a month, Max $200 |
| Downloads | STL, 3MF, OBJ, GLB and cut files. STEP and BREP on Maker and Pro | CADAM: STL, SCAD and DXF |
Checked 4 November 2026 on Adam pricing, CADAM on GitHub. Prices change, so check theirs before you buy.
Pick Voloom if
- You don't have CAD software and don't want to learn it first.
- You want STEP files from a text prompt without opening CAD software.
- You make Gridfinity bins, gears or wall-mounted organisers, which Voloom builds to their standard sizes.
Pick Adam if
- You already work in CAD software and want an agent inside it.
- You want open-source code you can run and change yourself.
- You want OpenSCAD files out, which CADAM exports.
Questions
What is the difference between Adam and CADAM?
Adam is the company's AI agent for CAD work, sold in Free, Pro and Max plans. CADAM is its open-source text to CAD web app, under the GPL-3.0 licence.
Do Voloom and CADAM both have sliders?
Yes. Both turn a model's sizes into sliders you can move without another prompt.