Classicalc is a unique, the most classy calculator app on the App Store. It's designed to be beautiful and simple, but also to sound amazing! Each color theme has its own, actual Grand Piano major scale! It's Chopin-awesome! Underneath it beautiful simplicity, there's some serious technology powering Classicalc: ## Instant Calculation calculates the formula as you type, so you never have to use the equals sign. We spare you one unnecessary tap at a time. ## You can start your calculations on your iPhone, then Continue on your Apple Watch, and the other way around. ## Your most recent equation is always saved, even if you shut the app. When you run it again, The formula is instantly there. ## 14 great-looking backgrounds with related actual Grand Piano major scales ## In case the numbers bore you, you can always play a song. It's Chopin-awesome!