While a free-to-play title bristling with potential IAPs, Bitmonster Games' THRED is still kind of cool. Why? Because a hundred percent of the revenue (after taxes) earned by the game will get directed towards raising awareness and funds for the fight to end mother-to-child HIV transmission by 2015. And also because it looks like a rather nifty-looking endless runner, y'know?

There's a full press release over here for those interested in the length details.