Apple to combine iPhone, iPad, and Mac apps by 2021, says Bloomberg

Apple is reportedly planning to combine apps made for iPhone, iPad, and macOS by 2021. Bloomberg reports that Apple will allow developers to create a single app, known as single binary, that will work across iPhones, iPads, and Macs. Apple already revealed part of this work, codenamed Marzipan, last year at the company’s Worldwide Developer Conference. Apple has started bringing iOS versions of Home, Stocks, News, and Voice Memo apps to macOS 10.14 Mojave.
A combined universal app is obvi