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Free tool · no signup

Free AI Hardware Cost Estimator

Describe any hardware idea in plain English and get an instant AI-generated parts list and cost estimate — free, with no account required. It's the fastest way to see what your product might contain and what it could cost to build.

Try it now — describe your idea

No signup. Type a product idea and get a parts list and cost estimate instantly.

Open the free estimator

How it works

  1. Describe your hardware idea in plain English — no CAD or account needed.
  2. The AI generates a suggested parts list (bill of materials) for your product.
  3. You get an instant per-unit cost estimate to gauge feasibility.
  4. Ready to go further? Generate the full 3D model and source factories in Kepler-442.

Frequently asked questions

Is the hardware cost estimator really free?

Yes. The Kepler-442 hardware cost estimator is free to use with no signup and no account required. Describe any hardware idea in plain English and get an instant AI-generated parts list and cost estimate.

How does the AI parts list and cost estimate work?

You describe a product in plain English. Kepler-442 interprets the requirements, generates a suggested bill of materials (parts list), and estimates a per-unit cost based on components and manufacturing — instantly, in your browser.

Do I need CAD skills or an account to try it?

No. There is no signup and no CAD knowledge required. Just type your idea and the AI returns a parts list and cost estimate you can use as a starting point.

What can I build with it?

Any physical product idea — consumer electronics, IoT devices, enclosures, wearables, tools, and more. The estimator gives you an instant parts-and-cost starting point before you commit to detailed design.