Welcome to Swimming Upstream. Travel as far as you can while avoiding rocks, fish, and debris using tilt or button controls. Collect gold coins to earn new turtle shells or use them to purchase a shield while traveling upstream. Collect lily pads to regain your strength. Explore various biomes including beaches, oak tree forest, and canyons. The Game Center leaderboard gives you the opportunity to compete against friends for the longest distance traveled or to see how you stack up against the best in the world.