Plain gravity controls the flow in this game and blocks fly in one direction only. i found rotating shapes and fitting them to vanish is the main mechanic.
Step to rotate shapes is how you play, the blocks fly in one direction only.
The game uses a swipe to rotate the shapes. The physics can be wonky and the blocks sometimes do not behave right.
Most players must rotate shapes to fit them before they vanish. It is better to plan your move than just swiping randomly.
Q1: What are the controls? A: You use a swipe to rotate shapes.
Q2: What is the objective? A: Rotate and fit blocks to make them vanish.
Q3: Are there stated features? A: Not stated.
Q4: What is the main mechanic? A: Rotating and fitting blocks to clear the screen.