Comparison

Rocket Invaders vs Myco Citadel

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

Head to head
About

Rocket Invaders

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The ultimate test of galactic alien defence awaits! A relentless horde of self-replicating Invaders has entered the Solar System, threatening Earth and beyond. With endless waves of hostile spaceships attacking in (surprisingly predictable!) formation, must be destroyed! Now that their surprise assault has failed, it's time to strike back. Protect Earth, clear the Solar System, and harness the enemy Invaders’ own technology to track down and eliminate the source of the invasion! CLASSIC FEATURES * Classic Arcade Shooter – Battle waves of Invaders in dynamic attack patterns. Now with added Motherships! * Upgrade Weapons – Collect crates to unlock and enhance devastating firepower. * Planet-to-Planet Warfare – Travel across the Solar System, planting self-destruction seeds along the way to halt their advance. * Hundreds of Planets – Discover and collect planets, rockets, and Motherships as you progress. NEW FEATURES! * Harvest Resources – Defeated Invaders drop resources—use them to fight back! * Convert Resources – Using the Planetary defence machines, YOU control the amount of Health, Ammo and Fuel you need to fight the invasion! * Load Escape Rockets – Fill your escape rocket with enough fuel to blast off and obliterate everything in your path! A REAL-TIME TEST OF STAMINA! Rocket Invaders combines classic arcade shooting with a fresh challenge, using modern Real-Time Strategy mechanics, delivering a fast-paced, dynamic experience that will push your skills to the limit. The deeper you progress, the more intense the challenge becomes! Can you collect all the planets, destroy all the Motherships and survive every wave of the Invaders? The Universe depends on it!

About

Myco Citadel

Lead survivors in a zombie apocalypse, battling fungal infections and hordes of the undead. Scavenge resources, build a thriving shelter, and explore dangerous ruins to find hope.

Highlights
  • Lead survivors against fungal zombies
  • Scavenge resources and explore ruins
  • Build and upgrade a survivor shelter
  • Train warriors and fend off hordes
  • Experience immersive post-apocalyptic graphics
Features
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The world of Myco Citadel has fallen under the rampant infection of the "Gaiamycota" fungus, and you are one of the Commanders still holding out amidst the Zombie apocalypse. Lead your Survivors to explore the perilous wreckage filled with fungal spores, train brave warriors to withstand the endless hordes of zombies, and construct a sturdy and reliable Shelter for the Survivors. Fight, survive, and seek the spark of hope. Game Features · Fight for Survival Humans are no longer the masters of this world. Send Squads to explore the wrecks contaminated by parasitic fungi, scavenge for essential resources, fend off the waves of zombies, and build a shelter that thrives in the face of adversity, flourishing in the apocalypse. · Immersive Atmosphere and Stunning Graphics Enjoy a visual feast that depicts the post-apocalyptic world in detail: lands and ruins completely overrun and transformed by Gaiamycota, sanctuaries built by the relentless efforts of survivors, zombies surging like tides against the defensive lines built by humans, and explosions blossoming into clouds of fire amidst the dense zombie hordes... · Build a Home and Revive Civilization Surviving the apocalypse is no easy task. As the Commander, you will bear the future and hope of an entire Shelter. Beyond reinforcing defenses and constructing buildings, you must also address the various needs of the Survivors, ensuring they retain hope for tomorrow. Only then will they have the courage to take up arms and fight for you in this dangerous world. · Explore Wrecks and Fight Mighty Foes Send Squads to explore dangerous wreckages of the past, search for valuable supplies, and experience thrilling stories. Make sacrifices and choices, befriend Survivors with diverse personalities, and engage in life-and-death battles against powerful and evil enemies.

Screenshots

Rocket Invaders4 screens
Myco Citadel4 screens

Verdict

The call

The clearest difference is in-app purchases: Myco Citadel at none against Rocket Invaders's 8. Myco Citadel also leads on ads (none vs shown). Rocket Invaders's advantage is update cadence (every 9 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Rocket Invaders sells 8 one-off in-app purchases. Myco Citadel asks for nothing beyond the download.

UpkeepUpdate frequency

Rocket Invaders ships an update every 9 days, Myco Citadel every 3 months. The most recent releases landed on October 5, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 7 level
Rocket Invaders versus Myco Citadel: the parameters behind the verdict, then further details
ParameterRocket InvadersMyco Citadel
PriceFreeFree
Rating—3.7 (12 ratings) — better
Positive reviews—33.3% of reviews
Number of ratings—12 — better
Update frequencyEvery 9 days — betterEvery 3 months
AdsYesNo — better
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size258 MB666 MB
Age rating4+9+
DeveloperKrada Studio CorpSkyRise Digital Pte. Ltd.

In-app purchases

8 purchases

Rocket Invaders

One-time8
  • Permanently Unlock All Weapons$0.99
  • Save Sector Progress$0.99
  • Faster Fuel Pipe Transfers$0.99
Show 5 more
  • Slower Bonus Crate Expiry Time$0.99
  • Slower Wave Timers$0.99
  • Remove Ads & Extra Resource$2.99
  • Full Converters at New Planet$2.99
  • Rocket Mega Pack$4.99
None

Myco Citadel

No in-app purchases

Questions

Is Rocket Invaders free?
Rocket Invaders is free to download, with in-app purchases available.
Is Myco Citadel free?
Myco Citadel is free to download, with no in-app purchases.
Do Rocket Invaders or Myco Citadel have ads?
Rocket Invaders shows ads; Myco Citadel does not.
Which is updated more often, Rocket Invaders or Myco Citadel?
Rocket Invaders ships an update every 9 days, and Myco Citadel every 3 months. Most recently, Rocket Invaders was updated on October 5, 2026 and Myco Citadel on September 21, 2026.

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