Rat Killer Robot Invasion vs Alien Run
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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.
- Rat extermination action
- Robot customization
- Weapon collection and upgrades
- Diverse world exploration
- Puzzles and boss battles
- Collect money and gems
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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
Alien Run
Become an unstoppable alien invader in this action-packed survival game. Use your tentacle powers to capture fleeing humans and dominate the battlefield in an epic invasion scenario. Experience intense chases and strategic mob control as the ultimate predator.
- Alien invasion gameplay
- Tentacle attack and capture
- Mob control
- Monster run challenges
- Chase running humans
- Strategic hunting
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Alien Run - Tentacle Attack invites you to step into the role of an unstoppable alien invasion force in an epic battle of survival and conquest. In this thrilling alien game, you will experience a unique blend of high-stakes action and strategic mob control as you hunt down and capture fleeing humans. In Alien Run - Tentacle Attack, you are the alien invader wreaking havoc on Earth. Alien invasion has begun, and it’s your mission to attack and find the alien targets hiding among the chaos. Utilize your formidable abilities to move people, ensuring they don't escape your grasp. As humans scatter in fear, your objective is clear: kill it with fire and ensure no one escapes your wrath. Alien Isolation has never been so intense. You’re at the center of the action in this heart-pounding alien shooter running game, where every second counts. Engage in monster run challenges and face off against the most resilient of humans. Each chase is a test of your skills and adaptability in this dynamic alien invasion scenario. Alien Run - Tentacle Attack features a range of exciting gameplay elements: - Alien invasion gameplay that places you in the heart of the action. - Use your tentacle powers to attack and capture humans on the run. - Engage in killing games where you determine who dies first. - Manage mob control and navigate through monster draft scenarios as you - hunt your prey. - Participate in monster games that challenge your strategic and tactical skills. - Chase the running man and ensure no one escapes in this gripping monster run experience. With Alien Run - Tentacle Attack, you’ll find yourself deeply immersed in a running game world where the alien is the ultimate predator. Master the art of stealth and aggression to ensure a successful invasion. Will you dominate the battlefield, or will the humans manage to outwit you? Prepare yourself for an adrenaline-fueled adventure as you play the alien in this exhilarating running game chase. Alien Run - Tentacle Attack is where your alien invasion begins, and the hunt for humanity’s survival ends. Join the alien invasion—Alien Run - Tentacle Attack awaits your command!
Screenshots
Verdict
The clearest difference is rating: Rat Killer Robot Invasion at 4.6 against Alien Run's 1.0. Rat Killer Robot Invasion also leads on ratings volume (2K vs 1) and review sentiment (31% vs 6%). On price, update cadence, ads and in-app purchases 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
Both are free to download. Rat Killer Robot Invasion sells 17 in-app purchases, starting at $4.99 per 7 days and Alien Run sells 17 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Rat Killer Robot Invasion holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Rat Killer Robot Invasion has 2K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 31% of Rat Killer Robot Invasion's written reviews are positive against 6% of Alien Run's.
Rat Killer Robot Invasion ships an update every 10 days, Alien Run every 9 days. The most recent releases landed on September 24, 2026 and August 1, 2026 respectively.
| Parameter | Rat Killer Robot Invasion | Alien Run |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (2K ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 31.1% of reviews — better | 6.3% of reviews |
| Number of ratings | 2K — better | 1 |
| Update frequency | Every 10 days | Every 9 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 353 MB | 132 MB |
| Age rating | 9+ | 9+ |
| Developer | TapNation | HAPPY GAME COMPANY TEKNOLOJI ANONIM SIRKETI |
Customer experience
Rat Killer Robot Invasion
Alien Run
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
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- 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
Alien Run
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Rat Killer Robot Invasion
- VIP Membership - Weekly$4.997 Days
- Elite Membership - Weekly$8.997 Days
- Elite Membership - Monthly$24.991 Month
- Skip It - Small Pack$0.99
- One Time Offer$1.99
- Handful Of Crystals$1.99
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- Bunch Of Crystals$4.99
- Skip It - Medium Pack$8.99
- Pile Of Crystals$8.99
- Rats Pass$9.99
- Small Bundle$11.99
- Master Mode$15.99
- Starter Pack$15.99
- Medium Bundle$24.99
- Limited Offer Pack$29.99
- Premium Offer$39.99
- Crate Of Crystals$89.99
Alien Run
- Money Bundle 1$0.99
- Skip It Bundle 1$0.99
- Special Offer$0.99
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- 1 day No Ads$0.99
- Skip It Bundle 2$1.99
- Skip It Bundle 3$4.99
- No Ads$4.99
- Mini Alien$5.99
- Bundle 1$6.99
- Bundle 3$6.99
- Mini Alien + No Ads$8.99
- Bundle 2$8.99
- Money Bundle 4$9.99
- Skip It Bundle 4$9.99
- Bundle 4$14.99
- Bundle 5$19.99
- Bundle 6$39.99
Questions
Is Rat Killer Robot Invasion free?
Is Alien Run free?
Which has better reviews, Rat Killer Robot Invasion or Alien Run?
Do Rat Killer Robot Invasion or Alien Run have ads?
Which is updated more often, Rat Killer Robot Invasion or Alien Run?
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