Yuuguu is described as 'Instant screen sharing, web conferencing, remote support, desktop remote control and messaging. No downloads for participants!' and is an app in the Remote Work & Education category. There are more than 50 alternatives to Yuuguu for a variety of platforms, including Windows, Mac, iPhone, Linux and Android. The best alternative is TeamViewer. It's not free, so if you're looking for a free alternative, you could try Zoom or DWService. Other great apps like Yuuguu are AnyDesk (Paid), BigBlueButton (Free, Open Source), NoMachine (Freemium) and VNC Connect (Freemium).
DWService is an open source project which offers a service that allows access to remote systems (Windows, Mac, Linux, Raspberry...) using a standard web browser - without any component required on the client side.
VNC is remote access and control software which allows you to view and fully interact with one computer desktop (the "VNC Connect") using a simple program (the "VNC viewer") on another computer desktop or mobile device anywhere on the Internet.
Support customers on a remote computer easily through web-based, on-demand remote support sessions. Set up unattended remote access and manage remote PCs, laptops, mobile devices, and servers effortlessly.
LogMeIn gives you fast, easy remote access to your PC or Mac from your browser, desktop and mobile devices. Premium features like file transfer, file sharing and remote printing help you stay connected and productive wherever you go.