Drag your ships to place them in the sector grid, tap to rotate.
If playing with multiple players you can change the player you are targetting with the left and right arrow buttons.
Select sector grids to lock in your attacks, once all have been allocated hit 'ATTACK' and wait to see the result.
You get 1 attack per undestroyed ship in your fleet.
The game ends when only 1 team is left standing.