A free program for Android, by JNR Games.

Galaxiga Retro Space Shooter (also known as Galaxiga, Space Shooter, or Classic) is a classic arcade game.

Players control a single spaceship in a 2-D universe. They must defend their base against alien invaders.

The aliens will attack your base in groups. The goal is to destroy all the aliens before they reach the base.

How to play

You will need to use your finger to control the spaceship.

You will need to aim at the aliens.

When you destroy an alien, it will drop down to the bottom of the screen.

You will need to shoot down more aliens to get more points.

You will get more points when you destroy the boss.

When you reach the boss, it will test your ability to dodge.

You will need to shoot down the boss while avoiding its multiple shooting styles.

The game will be more difficult when you reach the level boss.

You can switch to different powerups or even get a new spaceship.