If you are looking for a great screen-sharing application, I would recommend you to try out CrossLoop. It is a simple, yet powerful screen sharing software which is very easy to use and helps you connect and share PCs anywhere across the world.
CrossLoop makes it easier to connect with friends across different network environments and help them by taking control of their keyboard and mouse. This is one of the most trusted and secure ways to share PCs and make money by helping others with their computer-related problems. CrossLoop also helps you promote your expertise.