TightVNC is a cross-platform free and open-source remote desktop software application. Developed by TightVNC
License: Open Source
Radmin is a commercial remote access tool known for its high-speed performance and advanced features, making it suitable for professional environments, while TightVNC is a free, open-source alternative that is user-friendly and lightweight but may lack some advanced capabilities. Both tools serve the purpose of remote access but are tailored to different user needs and budgets.