Sky Rogue 1.1.5

Sky Rogue is a fwooshy rogue-lite action flight simulator! Blow things up over land, sea, and air, on an infinite number of procedurally-generated islands. Choose one of a diverse set of aeros and kit it out with a dizzying array of weaponry. Go toe-to-toe with enemy aces or assault giant flying aircraft carriers and battleships, but watch out for volleys of missiles; when you die, you're dead.
2 player splitscreen local co-op
Infinite procedurally-generated missions
Rogue-lite gameplay paired with permanent unlocks
12+ pilotable aircraft, 30+ weapons, customizable loadouts
Secret technologies unlockable after completing the game once