We invite original submissions in mobile testing, cloud testing and mobile TaaS. The topics include, but are not limited to the following: Testing mobile applications, SaaS, Web services Testing Big Data applications Testing Internet-of-Things and sensor-based applications Testing location-based, context aware and mobile applications Usability testing and verification Security testing and verification Platform and browser compatibility testing, and verification Reliability and Quality of service testing Cloud-based testing automation frameworks, environments, platforms, tools and test services Mechanisms and solution to support mobile cloud testing as a service Theory, methodology, technology and process models underlying mobile cloud testing as a service Social, economical, legal, and professional issues of TaaS and testing mobile cloud applications Test adequacy criteria and coverage Test data generation, selection and prioritization Regression testing and the evolution of mobile cloud applications QoS management, measurement, metrics and evaluation Case studies, experiences, practice reports and lessons learned