# Not Another Asteroids vs Captain EcoGen Save the Planet

The clearest difference is rating: Not Another Asteroids at 5.0 against Captain EcoGen Save the Planet's 1.0. Captain EcoGen Save the Planet's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Not Another Asteroids holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Not Another Asteroids ships an update every 2 months, Captain EcoGen Save the Planet every 4 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Not Another Asteroids | Captain EcoGen Save the Planet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/not-another-asteroids/id6470826408/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/captain-ecogen-save-the-planet/id6499124779/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Ad-supported | **Free** |
| Size | 153 MB | 454 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eric Hamilton](https://appshunter.io/developer/1613418361) | [DELUXE ENTERTAINMENT STUDIOS LTD](https://appshunter.io/developer/1017370685) |

## What reviewers say

### Not Another Asteroids

[App page](https://appshunter.io/ios/app/not-another-asteroids/id6470826408)

Pilot a ship through an asteroid-filled galaxy, aiming to return home. Discover and combine unique weapons and items, and purchase permanent upgrades to enhance your survival chances. Can you master the perilous journey?

**Highlights:** Navigate asteroid fields, Unlock new ships, Discover new weapons, Use item combinations, Purchase permanent upgrades, Unique ship weapons

**Features:** macOS Compatibility

**In-app purchases:** none


### Captain EcoGen Save the Planet

[App page](https://appshunter.io/ios/app/captain-ecogen-save-the-planet/id6499124779)

Embark on an educational adventure to clean up communities and power them with solar energy. Collect and recycle trash to generate power, unlock informative cards about the environment, and contribute to real-world environmental causes.

**Highlights:** Collect and recycle trash, Generate solar power, Power communities, Unlock educational cards, Interactive learning experience, Contribute to real-world causes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Not Another Asteroids free?

Not Another Asteroids is free to download, with no in-app purchases.

### Is Captain EcoGen Save the Planet free?

Captain EcoGen Save the Planet is free to download, with no in-app purchases.

### Which has better reviews, Not Another Asteroids or Captain EcoGen Save the Planet?

Not Another Asteroids is rated higher. Not Another Asteroids averages 5.0 out of 5 from 2 ratings, while Captain EcoGen Save the Planet averages 1.0 from 1 ratings.

### Do Not Another Asteroids or Captain EcoGen Save the Planet have ads?

Not Another Asteroids shows ads; Captain EcoGen Save the Planet does not.

### Which is updated more often, Not Another Asteroids or Captain EcoGen Save the Planet?

Not Another Asteroids ships an update every 2 months, and Captain EcoGen Save the Planet every 4 months. Most recently, Not Another Asteroids was updated on November 3, 2026 and Captain EcoGen Save the Planet on November 4, 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.*