About PersonalBrain: "Simply type in your ideas. Drag and drop files and web pages. Any idea can be linked to anything else. Using your digital Brain is like cruising through a Web of your thinking. See new relationships. Discover connections. Go from the big picture of everything to a specific detail in seconds. ...Digitize your mind with PersonalBrain. Download now and try all the features for 30 days. Register and upgrade to get the ultimate performance or keep using the free edition as long as you want. There is only one download for all editions. The Pro Edition features are available for 30 days. After 30 days if an upgrade to Pro or Core has not been activated, the program automatically changes to the Free Edition."