It also counts more than 4.5 million mobile users in Denmark, Finland, Norway and Sweden.
Most mobile users in South-East Asia are pre-paid customers who shop around for bargains.
With prices continuing to fall, the vast majority of mobile users in the developing world now have their own handsets.
At the same time, mobile users in the United States are growing increasingly comfortable with pagers that send e-mail back and forth, like the BlackBerry pager.
"Mobile users in the region have shown a preference for using their device for a variety of activities that are normally performed on laptops or desktops".
Still, only 6.2 percent of mobile users in the United States scanned a QR code in June, according to the tracking firm comScore.
But Google - which was kicked off the iPhone after it refused to give Apple access to its voice-driven turn-by-turn map navigation - has lost nearly 23m mobile users in the US as a result.
Minecraft's appeal for kids is as a place where they can work through their impulses, parent free As smartphones become more prevalent, websites are increasingly launching mobile-first strategies, which means that websites are designed with mobile users in mind.
By adopting these notifications formats, the Guardian is taking the opportunity both to innovate within news delivery and to bring US election results to mobile users in the most accessible way possible".
One of every five mobile users in India wants adult content on his 3G-enabled phone, one 2011 study by IMRB concludes, and pornography Web sites rank among the most popular in India.
There are an estimated 2.4 million potential mobile users in Panama.
