Numbat Calculator

High-precision scientific calculator with first-class physical units. Powered by Numbat.

Commands: list list functions list variables list units list dimensions Info: info sum info c info meter info pi More: help clear
🧮 Numbat Calculator

A statically-typed calculator that tracks physical units — no more mixing meters with seconds by accident. Define variables, write functions, and convert between any units.

Numbers use _ as thousands separator (e.g. 299_792_458) — purely cosmetic, commas are reserved for lists.

> 2 m + 3 ft
> 60 mph -> m/s
> 100 degree_celsius -> degree_fahrenheit
> 100 degree_celsius to degree_fahrenheit
> let mass = 80 kg
> let energy = 0.5 * mass * (30 mph)^2
> energy -> kJ
> list
Convert with -> or to Enter run Tab complete ↑↓ history
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