The data describes a forecast for the number of mobile app downloads worldwide in 2017, 2018 and 2022. In 2017, consumers downloaded 178.1 billion mobile apps to their connected devices. In 2022, this figure is projected to grow to 258.2 billion app downloads. The most-downloaded non-gaming app publishers in the Google Play Store in January 2018 were Facebook, WhatsApp and Google. Facebook ranked first with over 130 million monthly app downloads worldwide. Mobile games are also set to generate a large volume of app downloads to mobile devices - all of the leading gaming app publishers in the Google Play Store had double-digit download figures without any signs of slowing down.