One of the things that makes the best Android development company successful is ensuring that the apps and programs work as they should without any issues. Leading companies also provide exceptional support for customers who see problems with the phone and the programs that are used. The companies below have been reviewed based on a wide range of qualitative and quantitative statistics. In some cases, variable listing fees effect position on this list; however only highly-regarded firms are accepted through our review analysis. Learn more about our ranking process here.