The current description of Nubby's Number Factory by on Steam is:

A plinko-style roguelike where you work at a number factory. Launch your spherical friend, Nubby, down a pegboard to make bigger and bigger numbers! But beware, if you fail to meet your number quota, the sun will explode.

It's a singleplayer game with achievements and Steam cloud support, available in English, Portuguese, and Danish. It was developed and published by MogDogBlog Productions.

It has 16,133 ratings with 97% of them positive.