Sqr(2) is logical platformer with hardcore elements. It contains 3 difficulty and 100+ levels with different gameplay on each level. The simple controls & many mechanics with logical problems make game process more interesting.
Estimates — owners use the Boxleiter method (reviews × 32), wishlists proxy followers × 12, revenue uses ~62% of list price × est. owners. These are rough industry heuristics, not official data.