1. 21Twelve Interactive :
21Twelve Interactive is a mobile application development company that provides consumer applications and enterprise solutions around the world, including Belarus. We create mobile and web apps for startups, businesses and anyone who thinks differently. By focusing strictly on modern technologies and infrastructure, we can deliver high quality, fast and cost-effective work, and meet the demands of the contemporary market, from small Web applications to IoT backends powered by BI, to Android, iOS, social networking applications, and workflow automation solutions. We have the expertise to cover any development task!