Introducing Morty Free, the free version of Morty, the best looking graphing mortgage calculator in the iTunes store. Let’s face it. There are a lot of mortgage calculators out there that all do the same thing using the same numbers. But none of them are as instantly satisfying as Morty. Go ahead. Browse other mortgage calculators - with their goofy sliders and hokie cartoon looks. They’re clumsy. They look like bank statements. And they’re the kind of app your dad would buy.