2015 was another year of strong growth in the apps ecosystem. The market reached $52 Billion, and Strategy Analytics projects that by 2021 this will increase to over $81 Billion. This forecasts divides that market geographically, covering all regions and 24 countries: Denmark, Finland, France, Germany, Italy, Norway, Spain, Sweden, UK, Czech Republic, Poland, Russia, Canada, USA, Argentina, Brazil, Mexico, Australia, China, India, Japan, South Korea, South Africa and Turkey. Revenues and downloads are split by device type (tablet and smartphone), by store (Apple App Store, Google Play, others) and by revenue type (consumer spend versus ad revenues).