A person leaked documents that prove Apple will launch three iPhone models next year. Out of which two model are iPhone 7s and 7s Plus while the third one is the top model called 'Ferrari'.
The codename for the models are D20, D21, and D22. As the newest model, the iPhone 7 has D10 for its codename, the D20 is supposed to be the iPhone 7s, D21 for iPhone 7s Plus, and the D22, which is rumored has the internal codename 'Ferrari'. These iPhones will be launched in the next year 2017.