|First appearance||"Anthology of Interest II" (3ACV18)|
|Voiced by||Tress MacNeille|
|Current status||In storage|
The Who-Ask Machine is an invention by Professor Farnsworth which is used to decide who should ask the next question on the What-If Machine, meaning that if it only has a single purpose it is basically a high-tech random number generator. The machine finds it hard to decide who should ask the question.