Free tools

Calculators, with no sign-up

The same sums Wiring Lab does inside a project, here for anyone to use.

These calculators use the same formulas and the same tables as the software: what you read here is what you would read inside Wiring Lab. They are free and need no sign-up.

Apply as a beta tester

We will send you the application form. We reply to everyone, including those we do not select.

We use your address only to tell you when it is released. No newsletter, no third parties. Privacy.