1) Apps have become the dominant way people interact with information and the world, with over 41 apps installed on the average smartphone.
2) The Apple App Store reached 60 billion downloads in under 5 years, and global app revenue is projected to reach $92 billion by 2018.
3) However, 20% of users only open an app once, and there is a 60% chance a user who doesn't return within 7 days will never return. Common reasons for uninstalling include intrusive ads, annoying notifications, and bad design.