Big Market Research, Cloud Communication Market Size, Share, Outlook, Forecast, Trends, Analysis, Applications, Strategies, Research, Report, Growth to 2020. Get full report here @ br br One of the next waves in ICT is a migration of communications, applications, content, and commerce to the Cloud. Unified Communications in the Cloud (UCaaS) represents a powerful combination of core communications featurefunctionality combined with many potential applications made available from a variety of companies.