The 2012 was a great year for Google-level iOS, the Apple mobile operating system. As you know, last year the company launched YouTube applications and Google Maps, which were downloaded hundreds of thousands of times by users of iOS grateful. Would you believe me if I tell you that 5 Google apps are among the 10 most used iOS in 2012? As I'm sure you would.While Apple tried to get rid of different Google products on iOS, Apple customers...