Riptide GP2 (4.5/5 stars, all ages, FREE today only) is today’s Amazon Free App of the Day. From Amazon:
Multiplayer: 4 Player Local VS. Riptide GP2 kicks everything into overdrive, with intense water racing action, upgradeable hydro jets and riders, improved graphics, an all-new career mode, and a whole new stunt system with dozens of new tricks!
Featuring rocket-powered hydro jets racing around futuristic tracks across a dynamic and interactive water surface, Riptide GP2 delivers a fast, fun, and visually stunning racing experience.
Deep new career mode with over 50 events
New upgradeable watercraft
All new stunt system with over 25 stunts to learn and master
Tons of controller options including gamepad support
Riptide GP2: get it today, while it’s the Free App of the Day!