# Alien Shooter vs Collision.io

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.

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.

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.

## The numbers

| Metric | Alien Shooter | Collision.io |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (43 ratings)](https://appshunter.io/ios/app/alien-shooter-galaxy-invaders/id6752370090/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 243 MB | 114 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Onegame Global Limited](https://appshunter.io/developer/1820829095) | [Robin Langeveld](https://appshunter.io/developer/1853250594) |

## What reviewers say

### Alien Shooter

[App page](https://appshunter.io/ios/app/alien-shooter-galaxy-invaders/id6752370090)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Offer | $0.99 | one-time |
| Sale-off Green Dragon | $0.99 | one-time |
| Daily Raidboss 1 | $0.99 | one-time |
| Sale-off White Tiger | $1.99 | one-time |
| Daily Raidboss 2 | $1.99 | one-time |
| Coin Pack 3 | $4.99 | one-time |
| Great Offer | $4.99 | one-time |
| Double Coin Forever | $4.99 | one-time |
| Coin Pack 4 | $9.99 | one-time |
| Coin Pack 5 | $19.99 | one-time |


### Collision.io

[App page](https://appshunter.io/ios/app/collisionio/id6755344653)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Neon City Background | $0.99 | one-time |
| Unlimited – Ads Free | $0.99 | one-time |
| Energy Core Skin | $1.99 | one-time |
| Black Hole Skin | $1.99 | one-time |
| Unlimited Lives | $9.99 | one-time |


## Frequently asked 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.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*