Hold it to shoot & move your finger around the button to adjust your shot aim. The shoot button is in the lower right.The jump, move left, and move right controls are in the lower left corner of the screen.Use your mouse to control your aim & hit the left click button to fire.Jump by pressing either the W key or the up arrow key on your keyboard.Move right by pressing either the D key or the right arrow key on your keyboard.

Move left by pressing either the A key or the left arrow key on your keyboard.

It also has a shop button in the lower left, and a trophies achievement button in the lower right.

The welcome screen has reset progress and sound control buttons in the upper right corner.

Your web browser automatically saves your game progress including completed levels, coin savings, and purchased upgrades.

Select the orange and white PLAY button near the bottom center of the game’s welcome screen to begin playing.

Press the orange and white PLAY button near the bottom of the game loading screen to bring up the game’s welcome screen.

Collect the coins aliens drop and use them to purchase better guns, improved power ups, and allies. Evade the aliens on each stage while fighting through all the waves of them until the level is clear.

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