Shortwave is a productivity software that helps users save time and maintain inbox zero. According to the website, it has features like AI-captured key points, bundle processing, auto-labelling, and drag-and-drop task management. It also has chat-like speed, aesthetics, and Markdown support. Some users may find it different from similar software competitors because of its ability to defer email delivery directly from a keyboard, as well as its delivery schedules and keyboard shortcuts. With Shortwave, CEOs, business owners, and professionals can easily navigate around and take action with a keyboard-friendly command palette.