- This article is about the item from Paper Mario. For the WarioWare: Touched! souvenir, see Calculator (souvenir). For the DSiWare application, see Mario Calculator.
|"The calculator from Rowf's Badge Shop. Return it to him."|
|First appearance||Paper Mario (2000)|
- “Some idiot Shy Guy stole my Calculator. You believe that? I need that thing to calculate sales, bud! I'm not a genius! When I find that little punk...”
- —Rowf, Paper Mario
Rowf and Rhuff cannot run the badge shop without the Calculator, and they require it to be retrieved for them to reopen. The Shy Guy with the Calculator in Shy Guy's Toy Box is located in the playground west of the Blue Station area. Defeating it and returning the Calculator to Rowf and Rhuff rewards Mario with the I Spy Badge.
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