RetroShare is a free and open-source, decentralized, secure communication and file-sharing application that enables users to communicate and share files with friends, family, and other users in a secure, encrypted manner. It utilizes multiple layers of encryption to protect user data from being intercepted and provides a secure channel for communication, file-sharing, and other activities. RetroShare also enables users to create private networks for secure communication and file-sharing. RetroShare allows for the formation of forums and chatrooms for group communication, and users can also create their own channels for broadcasting messages to other users. Additionally, users can customize their own personal profiles, allowing them to share information, photos, and more with their contacts. RetroShare also offers end-to-end encryption for all communication, allowing for secure and private messaging, file-sharing, and other activities.
Retroshare is a full-featured chat/mail/multiple group program, while Deluge's main purpose is to download torrents.