"Ten million users seemed like an inconceivable number when we were getting ready to launch the service into open beta less than three years ago,"
founder and CEO Phil Libin wrote on the company's blog. "Well, it wasn't literally inconceivable; we actually put it on business plans and investor pitch decks and everything."
Evernote launched less than three years ago and helps customers keep notes in sync across different computers and mobile devices, MobileBeat explains. "In that time, the service has pushed itself on to an impressive number of platforms, with apps for iPhone, iPad, Android, BlackBerry, Windows, Mac and more."