
Retro Galactic Siege
Invaders Reborn 5 Epic Bosses
0 ratings
Free
In-App Purchases
About
THE GALAXY IS UNDER SIEGE. ONLY YOU CAN STOP THEM.
Galactic Siege is a pulse-pounding arcade shooter that reinvents the classic invader formula with 12 unique galaxies, 5 epic bosses, 11 power-ups, and cinematic boss intros. Built for iPhone, iPad, and Mac.
BASE GAME FREE
12 GALAXIES Each with its own visual identity: nebula patterns, star colors, and atmospheric lighting. From the warm blues of the Milky Way to the pulsing magentas of Omega Centauri.
3 LEGENDARY BOSSES
- The Guardian A swept-wing interceptor with twin cannons and a glowing cockpit visor.
- Void Emperor A claw-shaped destroyer with dual reactor eyes and blade-wing extensions.
- Omega Mothership The Starcrusher Class. 8 thruster engines, 4 animated launch bays, and twin weapon pylons. The most imposing boss in the known universe.
8 POWER-UPS Scatter Shot, Plasma Laser, H-Bomb, Rapid Fire, Force Shield (blocks 3 hits), Black Hole, Time Slow, and Extra Life. Each with unique visuals and sound effects.
COMBO SYSTEM Chain kills for bonus points. 5+ kills triggers a multiplier.
REVIVE SYSTEM When you fall, a 9-second countdown lets you revive and continue exactly where you were with a triple shield activated.
TOUCH OPTIMIZED Precision controls built for iPhone. No drift, no stuck buttons.
DARK DIMENSION EXPANSION
6 NEW GALAXIES Enter the void. Black and violet galaxies with animated dark tendrils and corrupted enemy designs.
3 NEW POWER-UPS
- OVERDRIVE Double speed for 20 seconds.
- NUKE One button. Every enemy on screen: gone.
- CLONE Deploy two ghost ships that follow and fire alongside you.
VOID STALKER BOSS A cloaking predator with a pulsing eye cluster, dark energy tendrils, and a side-mounted void cannon.
COMMANDER PASS
All current and future expansions. One-time purchase. No subscriptions, ever.
NO DARK PATTERNS
No energy timers. No forced ads. No pay-to-win. The base game is complete and fully enjoyable on its own.
Ready to siege the galaxy, Commander?
Show more
What's New in Retro Galactic Siege
1.1
June 18, 2026
- 4 collectible ships with unique styles - Move and fire at the same time - Clearer buttons, better iPad support - Boss graphics and audio polish
More5
In-App Purchases
$1.99
Dark Dimension Expansion
More power ups, more rounds


