Question

the mobile phone first software was designed by?​

Answer 1

Answer:

IBM Simon

IBM SimonThe R&D department of IBM Simon came up with the first mobile app for Smartphones in 1993 exactly two decades after the first call was made. The portable devices or PDAs had their first operating system, known as EPOC developed by Psion. Released in the early 90s, this was first of the recognizable apps.

Answer 2

Answer:

Before iPhone and Android came IBM's Simon, the first ever smartphone launched in 1994. There was no app store, of course, but the phone came preloaded with several apps like Address Book, Calculator, Calendar, Mail, Note Pad, and Sketch Pad