Of course someone made a tool for this
It’s a good idea but it looks really outdated. Searched for 0.01 and the first page is almost entirely dead links or nowhere close to its listed price. Only 2 I found were the Baptist pamphlet for 25 cents and a washer for 36 cents(listed as 34).
So hopefully they update it for guys like OP
It was 30 years ago, but the tipping percentage has been subject to inflation for some reason right alongside the cost of the service.
Feels like an intentional double dip as a fuck you to me.