Comparison

Alien Shooter vs Collision.io

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

Head to head
About

Alien Shooter

Pilot powerful spaceships against relentless alien invaders in thrilling arcade-style space battles. Upgrade your arsenal, face epic boss battles, and enjoy diverse game modes with stunning graphics and sound. This free-to-play adventure offers endless replayability.

Highlights
  • Intense space battles
  • Spaceship upgrades
  • Epic boss battles
  • Diverse game modes
  • Stunning graphics and sound
  • Daily missions and rewards
Features
Read full description

Engage in adrenaline-pumping space battles and become the galaxy's last hope in Galaxy Shooter: Alien Attack! Dive into an immersive arcade shooter experience where you'll pilot powerful spaceships against relentless alien invaders. This is not just another shooting game; it's a high-octane adventure that tests your reflexes and strategic skills. Key Features: Intense Space Battles: Engage in thrilling air combat against hordes of alien enemies. Dodge asteroids, weave through enemy fire, and unleash devastating attacks. Upgrade Your Arsenal: Collect power-ups and coins to upgrade your spaceship's firepower, speed, and defense. Transform your ship into an unstoppable force! Epic Boss Battles: Face colossal alien bosses that will challenge your skills to the limit. Can you defeat these formidable foes? Diverse Game Modes: Embark on a captivating campaign, test your endurance in endless mode, or join forces with friends in multiplayer challenges. Stunning Graphics and Sound: Immerse yourself in a visually stunning galaxy with vibrant colors, detailed spaceships, and explosive effects. The dynamic sound effects and epic soundtrack will keep you on the edge of your seat. Daily Missions and Rewards: Complete daily missions to earn valuable rewards, including coins, power-ups, and exclusive items. Endless Replayability: With procedurally generated levels and a variety of game modes, Galaxy Shooter: Alien Attack offers endless replayability. Why You'll Love Galaxy Shooter: Alien Attack: Classic Arcade Action: Experience the thrill of classic arcade shooters with modern graphics and gameplay. Addictive Gameplay: The fast-paced action and challenging levels will keep you hooked for hours. Free to Play: Enjoy the game for free and earn rewards as you progress. Optimized for Mobile: Smooth controls and optimized performance ensure a seamless gaming experience on your mobile device. Join the Galactic Defense Force! The galaxy is under attack, and only you can save it. Download Galaxy Shooter: Alien Attack now and become the ultimate space hero! *** IMPORTANT*** The Terms of Service govern your use of OneGame Services, and contain important information about your rights and responsibilities. OneGame uses your personal information to provide and develop OneGame’s products, mobile applications according to the privacy policy. Term of service link : https://onegamestudio.net/policy_onegame.htm This Privacy Notice explains who we are, how we collect, share and use personal information about you, and how you can exercise your privacy rights. PRIVACY NOTICE link : https://www.onegamestudio.net/privacy.htm

About

Collision.io

Features
Read full description

Collision is a fast-paced reflex and precision game where every move counts. Dodge, react, and survive as long as you can to beat your high score. Climb the global leaderboard and compete with players worldwide. Break your own record and enjoy a special fireworks celebration. Smooth physics, clean visuals, and multiple color themes keep the gameplay fresh. Perfect for quick sessions, challenges, and pure skill-based fun. Download Collision now and test how far your reflexes can take you!

Screenshots

Alien Shooter4 screens
Collision.io4 screens

Verdict

The call

The clearest difference is update cadence: Collision.io at every 5 days against Alien Shooter's every 2 months. 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. Alien Shooter sells 10 one-off in-app purchases and Collision.io sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Alien Shooter ships an update every 2 months, Collision.io every 5 days. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 9 level
Alien Shooter versus Collision.io: the parameters behind the verdict, then further details
ParameterAlien ShooterCollision.io
PriceFreeFree
Rating4.7 (43 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings43 — better—
Update frequencyEvery 2 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size243 MB114 MB
Age rating9+4+
DeveloperOnegame Global LimitedRobin Langeveld

In-app purchases

10 purchases

Alien Shooter

One-time10
  • Starter Offer$0.99
  • Sale-off Green Dragon$0.99
  • Daily Raidboss 1$0.99
Show 7 more
  • Sale-off White Tiger$1.99
  • Daily Raidboss 2$1.99
  • Coin Pack 3$4.99
  • Great Offer$4.99
  • Double Coin Forever$4.99
  • Coin Pack 4$9.99
  • Coin Pack 5$19.99
5 purchases

Collision.io

One-time5
  • Neon City Background$0.99
  • Unlimited – Ads Free$0.99
  • Energy Core Skin$1.99
Show 2 more
  • Black Hole Skin$1.99
  • Unlimited Lives$9.99

Questions

Is Alien Shooter free?
Alien Shooter is free to download, with in-app purchases available.
Is Collision.io free?
Collision.io is free to download, with in-app purchases available.
Do Alien Shooter or Collision.io have ads?
Neither Alien Shooter nor Collision.io shows ads.
Which is updated more often, Alien Shooter or Collision.io?
Alien Shooter ships an update every 2 months, and Collision.io every 5 days. Most recently, Alien Shooter was updated on November 5, 2026 and Collision.io on October 30, 2026.

Other comparisons