Comparison

Retro Galactic Siege vs Invader 1978

Price, ratings, monetisation and update history for both games, side by side โ€” with what reviewers say about each.

Head to head
About

Retro Galactic Siege

Features
Read full description

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?

About

Invader 1978

Features
Read full description

Relive the golden age of arcade gaming. Defend Earth from waves of pixel invaders in this faithful retro shooter inspired by the 1978 classic. Drag to move your ship. Tap to fire. Destroy all invaders before they reach the ground. Features: - Classic pixel art graphics - Endless levels with increasing difficulty - Bonus UFO targets - Destructible shields - Simple one-hand controls

Screenshots

Retro Galactic Siege3 screens
Invader 19783 screens

Verdict

The call

The clearest difference is in-app purchases: Invader 1978 at none against Retro Galactic Siege's 5. On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Retro Galactic Siege sells 5 one-off in-app purchases. Invader 1978 asks for nothing beyond the download.

Scorecard1 real difference ยท 5 level
Retro Galactic Siege versus Invader 1978: the parameters behind the verdict, then further details
ParameterRetro Galactic SiegeInvader 1978
PriceFreeFree
Update frequencyEvery 2 monthsโ€”
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.6
Further details โ€” not scored
Size11 MB0 MB
Age rating4+9+
DeveloperABRAHAM SEGOVIANOSungjun Kim

In-app purchases

5 purchases

Retro Galactic Siege

One-time5
  • Warhawk Ship$0.99
  • Xeno Drone ship$0.99
  • Neon Blade Ship$0.99
Show 2 more
  • Phantom Ship$0.99
  • Dark Dimension Expansion$1.99
None

Invader 1978

No in-app purchases

Questions

Is Retro Galactic Siege free?
Retro Galactic Siege is free to download, with in-app purchases available.
Is Invader 1978 free?
Invader 1978 is free to download, with no in-app purchases.
Do Retro Galactic Siege or Invader 1978 have ads?
Neither Retro Galactic Siege nor Invader 1978 shows ads.

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