Today, more than 4.3 billion people around the world are mobile phone users. According to eMarketer’s prediction, by 2017 that number will surpass 5 billion worldwide.
The chart below comes via Statista, the statistics and study portal:
The statistics portal offers a comparison of mobile phone penetration in 2013 to forecasts for 2017 in different regions of the world.
How do you think the growth in mobile users will affect application development and business?