# Atlantis Invaders vs Alien Shooter

The clearest difference is ads: Alien Shooter at none against Atlantis Invaders's shown. Alien Shooter also leads on iOS requirement (13.0 vs 15.0). Atlantis Invaders's advantage is review sentiment (31% vs 0%) and ratings volume (2.8K vs 43). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. Atlantis Invaders sells 10 one-off in-app purchases and Alien Shooter sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Atlantis Invaders against 4.7 for Alien Shooter. That said, the two scores are not equally well evidenced: Atlantis Invaders has 2.8K ratings behind it against 43, so its average is the more settled of the two. Written reviews are what separate them: 31% of Atlantis Invaders's written reviews are positive against 0% of Alien Shooter's.

Atlantis Invaders ships an update fortnightly, Alien Shooter every 2 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Atlantis Invaders | Alien Shooter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.8K ratings)](https://appshunter.io/ios/app/atlantis-invaders/id1560947378/reviews)** | [4.7 (43 ratings)](https://appshunter.io/ios/app/alien-shooter-galaxy-invaders/id6752370090/reviews) |
| Number of ratings | **2.8K** | 43 |
| Positive reviews | **31.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 424 MB | 243 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Spirit Bomb](https://appshunter.io/developer/1560947380) | [Onegame Global Limited](https://appshunter.io/developer/1820829095) |

## What reviewers say

### Atlantis Invaders

[App page](https://appshunter.io/ios/app/atlantis-invaders/id1560947378)

Dive into an underwater arcade shooter where you defend the sunken kingdom of Atlantis from mechanical invaders. Experience intense bullet-hell action, upgrade your submarine fleet, and battle colossal bosses in a stunning deep-sea environment. Play anytime, anywhere with 100% offline action.

**Highlights:** Deep-sea arcade shooter gameplay, Bullet-hell projectile dodging, Fleet building and submarine upgrades, Tactical drone support, Epic boss battles, Stunning underwater environments, 100% offline play

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fortune Tree 1 | $0.99 | one-time |
| Piggy Bank 1 | $1.99 | one-time |
| Chapter Pack 4 | $2.99 | one-time |
| 240 Diamonds Pack | $4.99 | one-time |
| Piggy Bank 2 | $4.99 | one-time |
| Veteran Pass 1 | $4.99 | one-time |
| Premium Card | $4.99 | one-time |
| Fortune Tree 3 | $4.99 | one-time |
| Veteran Pass 2 | $13.99 | one-time |
| Super Premium Card | $19.99 | one-time |

**What reviewers like**

- 🚀 Fast-paced gameplay
- 👍 Fun and entertaining
- 💡 Competitive boss battles

**What reviewers complain about**

- 🐛 Bugs and crashes
- 🔋 Excessive ads and in-app purchases
- 👎 Lack of cloud save functionality

**Reported bugs**

- Game crashes on launch
- Progress not saving properly
- Connectivity issues

**Requested features**

- More level updates
- Improved save/load system
- Reduced advertising


### 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 |


## Frequently asked questions

### Is Atlantis Invaders free?

Atlantis Invaders is free to download, with in-app purchases available.

### Is Alien Shooter free?

Alien Shooter is free to download, with in-app purchases available.

### Which has better reviews, Atlantis Invaders or Alien Shooter?

Atlantis Invaders is rated higher. Atlantis Invaders averages 4.7 out of 5 from 2.8K ratings, while Alien Shooter averages 4.7 from 43 ratings.

### Do Atlantis Invaders or Alien Shooter have ads?

Atlantis Invaders shows ads; Alien Shooter does not.

### Which is updated more often, Atlantis Invaders or Alien Shooter?

Atlantis Invaders ships an update fortnightly, and Alien Shooter every 2 months. Most recently, Atlantis Invaders was updated on November 3, 2026 and Alien Shooter on November 5, 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.*