Orbitum software (version 21.0.1215.0) is a web browser that comes with a built-in chat feature allowing users to chat with their Facebook friends without having to open a separate window. It also offers a variety of extensions, including ad-blockers and language translators, to enhance the browsing experience. Additionally, it has a sleek and user-friendly interface that makes navigation easy for users. Finally, it supports various search engines, including Google and Bing.