Need help reducing lag

App Inventor for iOS
1

SpriteGameShootingShip.aia (122.2 KB)
This game is way to laggy I need someone to help me reduce lag while making the sprites move smoothly. Im on a iPhone 13 running latest iOS.

2

MoveClock Timer
MoveClock Timer1192×686 82.5 KB

This is how you move your Sprites, in a 10 milliseconds Clock Timer.

You could do several things:

  • Only move the Sprites that are Visible
  • Switch from a Move Clock to using the Speed , Step Size,and Directions of the Sprites, so they move under their own power.