Free tool · no signup
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.
No signup. Type a product idea and get a parts list and cost estimate instantly.
Open the free estimatorYes. 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.
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.
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.
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.