Comparison

Rat Killer Robot Invasion vs ORBITAIL

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

Head to head
About

Rat Killer Robot Invasion

Embark on an epic quest to exterminate waves of invading rats with futuristic weapons. Collect in-game currency to unlock new zones, upgrade your robot companion, and customize its appearance. Explore diverse worlds and face challenging puzzles and boss battles.

Highlights
  • Rat extermination action
  • Robot customization
  • Weapon collection and upgrades
  • Diverse world exploration
  • Puzzles and boss battles
  • Collect money and gems
Features
Read full description

Rat Killer Robot Invasion: Save the World! The world is under siege by a relentless rat army! It's up to you, the ultimate Rat Killer Robot, to restore peace and cleanliness. Are you up for the challenge? Rat-Blasting Action: Armed with powerful weapons, embark on an epic quest to exterminate the rat invaders. Zap, blast, and splat your way through waves of rats to protect the world! Collect & Upgrade: While on your rat-slaying adventure, gather valuable money and glittering gems. Use them to unlock new zones, buy futuristic weapons, and upgrade your trusty robot companion. Customize your robot with cool, eye-catching designs. Explore Diverse Worlds: Travel through various zones, each with unique challenges and rat foes. From city streets to hidden sewers, the battle against the rat invasion rages on! Game Features: - Non-stop rat extermination action! - Endless customization options for your robot. - A plethora of weapons to choose from. - Exciting puzzles and epic boss battles. - Explore different zones and unlock secrets. - Collect money, gems, and robot parts. - Free to play! Join the Rat Killer Robot Invasion and be the hero the world desperately needs

About

ORBITAIL

Features
Read full description

Orbit a dying star. Every turn leaves a trail—and your trail becomes the danger. Tap left to dive and right to climb as you survive six escalating phases of orbital hazards. - Play Classic, Zen, and Daily modes. - Master Constellation Trials and unlock new visual paths. - Share a Rival Orbit with a friend and race the same challenge. - Enter live Online Duels when connected. - Adjust haptics, music, effects, and contrast to play your way. One more orbit is never enough.

Screenshots

Rat Killer Robot Invasion4 screens
ORBITAIL4 screens

Verdict

The call

The clearest difference is update cadence: Rat Killer Robot Invasion at every 10 days against ORBITAIL's every 2 months. Rat Killer Robot Invasion also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support 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. Rat Killer Robot Invasion sells 10 in-app purchases, starting at $4.99 per 7 days and ORBITAIL sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Rat Killer Robot Invasion ships an update every 10 days, ORBITAIL every 2 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Rat Killer Robot Invasion versus ORBITAIL: the parameters behind the verdict, then further details
ParameterRat Killer Robot InvasionORBITAIL
PriceFreeFree
Rating4.6 (2K ratings) — better—
Positive reviews31.1% of reviews—
Number of ratings2K — better—
Update frequencyEvery 10 days — betterEvery 2 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size353 MB22 MB
Age rating9+4+
DeveloperTapNationHyacinthe Loua

Bugs and requests

Rat Killer Robot Invasion

Reported bugs

8 issues
  • Character flipping upside down or flying across the board
  • NPCs getting stuck in portals or on walls
  • Incorrect item/reward drops from chests
  • Launching player off the screen
  • Robot unable to keep legs on the ground and rolling around
Show 3 more
  • Collector robot not depositing cash
  • Portal progression not working as intended
  • Crashes on launch

Requested features

4 requests
  • Optimize performance and fix bugs
  • Improve game balance and progression
  • Add more content and features
  • Provide better customer support

ORBITAIL

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Rat Killer Robot Invasion

Subscriptions3
  • VIP Membership - Weekly$4.997 Days
  • Elite Membership - Weekly$8.997 Days
  • Elite Membership - Monthly$24.991 Month
One-time7
  • Skip It - Small Pack$0.99
  • One Time Offer$1.99
  • Handful Of Crystals$1.99
Show 4 more
  • Bunch Of Crystals$4.99
  • Pile Of Crystals$8.99
  • Rats Pass$9.99
  • Premium Offer$39.99
2 purchases

ORBITAIL

One-time2
  • Skip Ad$0.99
  • Remove Ads$2.99

Questions

Is Rat Killer Robot Invasion free?
Rat Killer Robot Invasion is free to download, with in-app purchases available.
Is ORBITAIL free?
ORBITAIL is free to download, with in-app purchases available.
Do Rat Killer Robot Invasion or ORBITAIL have ads?
Both Rat Killer Robot Invasion and ORBITAIL show ads.
Which is updated more often, Rat Killer Robot Invasion or ORBITAIL?
Rat Killer Robot Invasion ships an update every 10 days, and ORBITAIL every 2 months. Most recently, Rat Killer Robot Invasion was updated on November 3, 2026 and ORBITAIL on October 25, 2026.

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