Heres another release for Android:

Vector Invaders: Space Shooter is an Arcade game for Android by Gazzapper Games. Vector Invaders from outer space are attacking the base, fire on alien intruders with your laser weapons and shield defenses in this free ad-supported retro vector space shooter. Defeat the attacking galactic hordes.

via https://pdroms.de/android/vector-inv...0-android-game