The simplest & most efficient communication tool in the world.
Yo is a single-tap zero thought communication tool.
Yo is everything and anything, it all depends on you, the recipient and the time of the Yo.
As it all depends on solely you, you need to give yourself a mighty Yo. Friends? pfft, Yo yourself, give yourself a quick pick me up and feel the thrill of the Yo. Compete against other fellow Yo-ers and see who can yo the most with Game Center leaderboard integration.