For calculator languages, I think there are several choices. Depends a bit on what you know, and what you need... Frink (https://frinklang.org/ https://frinkla

For calculator languages, I think there are several choices. Depends a bit on what you know, and what you need... Frink (https://frinklang.org/ https://frinklang.org/) has been around for ages, and is rooted in physical unit conversions Calca (http://calca.io/ http://calca.io/) has come up a handful of times. It looks pretty reasonable R, if that's your flavor Anything with a REPL. Though the OP suggests these are cumbersome, I'd counter argue that anything you know well is usually more efficient than learning something new. A very long list of commercial tools: Matlab, Mathematica, WolframAlpha, STS, SAS, etc