[Subway Surfers](http://en.wikipedia.org/wiki/Subway_Surfers) is an "endless running" game co-developed by Kiloo and SYBO Games.  It is available for both iOS and Android.  From Kiloo's [game page](http://kiloo.com/games/subway-surfers):

> DASH as fast as you can!
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DODGE the oncoming trains!
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Help Jake, Tricky & Fresh escape from the grumpy Inspector and his Pitbull dog.
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Grind trains with your cool crew!
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Colorful and vivid HD graphics!
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Hoverboard Surfing!
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Paint powered jetpack!
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Lightning fast swipe acrobatics!
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Challenge and help your friends!
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Join the App Stores most daring chase!
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An Universal App with HD optimized graphics for retina resolution.