No revenue estimate for PSN — its rating/review counts don't calibrate to sales the way Steam's do. Reviews and prices only.

The Helper

Get ready for a thrilling adventure in The Helper! Play as \"The Helper\" and use the Gravity Shoes to change gravity, stick to walls and solve puzzles across four unique worlds filled with enemies and obstacles. Collect Gravity Crystals for The Professor's secret experiment and enjoy an amazing soundtrack and special gadgets along the way. - 80 handcrafted Levels - 4 Worlds - Easy-to-get-but-hard-to-win Rewards!