Within the next five years, smartphones will account for more than one-third of all handsets sold worldwide, thanks largely to platforms like Apple’s iOS and Google’s Android. This research covers the global handset platforms market for the period between 2011 and 2015. We first examine the factors contributing to this worldwide growth, from a slowly recovering economy to the rise of technologies like 4G and LTE. Regional factors affect growth, too, and our research includes a forecast for the following areas: the Americas; Europe; the Middle East and Africa; and Asia-Pacific. Forecasts are on a global and regional basis for the most important platforms: Android, Apple iOS, BlackBerry, Symbian and Windows Mobile. Companies mentioned in this report include Apple, Google, Nokia, Research in Motion and Microsoft. For a full list of companies, and to read the full report, sign up for a free trial.