RealPopup (version 3.0.3) is a communication software developed for intranet networks to support instant messaging, chat, and file transfer. It doesn't require an internet connection, making it ideal for office network communication. The software supports group conversations, individual chats, and the ability to send files, images, or documents directly to colleagues. Its user interface is intuitive and easy-to-navigate. RealPopup also includes features like offline messaging, message logging, and user grouping.