Founded: 2005
Launched: June 2008
Fun Fact: Supports Android, Mac OS X, Windows, and WebOS applications.
Why FB Should Buy It: Besides being an iPhone favorite, this note-taking and archiving organizer lets users create to-do lists, mark photos for quicker searches, record audio, and share notes among groups. Sounds like the perfect backup plan for missing class and hitting happy hour. Facebook can actually become what it was originally intended to be: the ultimate college experience.