# Alien Shooter Space Invaders vs Asteroid Emperor

The clearest difference is rating: Asteroid Emperor at 5.0 against Alien Shooter Space Invaders's 3.0. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Alien Shooter Space Invaders sells 10 in-app purchases, starting at $2.99 per month and Asteroid Emperor sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Asteroid Emperor holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Alien Shooter Space Invaders ships an update every 2 weeks, Asteroid Emperor weekly. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Alien Shooter Space Invaders | Asteroid Emperor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/alien-shooter-space-invaders/id1582716328/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/asteroid-emperor/id6502265638/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 658 MB | 47 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [RL Technology, LLC](https://appshunter.io/developer/1021534157) | [Jacob Alexander Beaumont](https://appshunter.io/developer/1744827993) |

## What reviewers say

### Alien Shooter Space Invaders

[App page](https://appshunter.io/ios/app/alien-shooter-space-invaders/id1582716328)

Engage in classic arcade-style space combat with a modern twist. Battle diverse alien forces, upgrade your spaceship and weapons, and climb the online leaderboards. Daily rewards and power-ups help you conquer the galaxy.

**Highlights:** Diverse enemy types, Spaceship and weapon upgrades, Power-up system, Daily rewards and bonuses, Online highscore leaderboard, Smooth gameplay

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Gold Sub | $2.99 | per month |
| Premium Crystal | $4.99 | per month |
| Premium Legendary Subscription | $6.99 | per month |
| Premium Battle Subscription | $8.99 | per month |
| Offer Pack | $2.99 | one-time |
| Legendary Pack | $6.99 | one-time |
| 240 Crystal Pack | $19.99 | one-time |
| Millionaire Pack | $20.99 | one-time |
| 800 Crystal Pack | $49.99 | one-time |
| 1600 Crystal Pack | $99.99 | one-time |


### Asteroid Emperor

[App page](https://appshunter.io/ios/app/asteroid-emperor/id6502265638)

Embark on a fast-paced roguelike shooter adventure across nine distinct worlds. Discover powerful upgrades and challenging levels in a unique pixel-art space environment. Become the strongest in this indie game inspired by classic space combat.

**Highlights:** Roguelike gameplay, Nine unique worlds, Powerful upgrades, Pixel-art graphics, Fast-paced combat, Interesting levels

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Remove Ads) | $3.99 | one-time |


## Frequently asked questions

### Is Alien Shooter Space Invaders free?

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

### Is Asteroid Emperor free?

Asteroid Emperor is free to download, with in-app purchases available.

### Which has better reviews, Alien Shooter Space Invaders or Asteroid Emperor?

Asteroid Emperor is rated higher. Alien Shooter Space Invaders averages 3.0 out of 5 from 4 ratings, while Asteroid Emperor averages 5.0 from 2 ratings.

### Do Alien Shooter Space Invaders or Asteroid Emperor have ads?

Both Alien Shooter Space Invaders and Asteroid Emperor show ads.

### Which is updated more often, Alien Shooter Space Invaders or Asteroid Emperor?

Alien Shooter Space Invaders ships an update every 2 weeks, and Asteroid Emperor weekly. Most recently, Alien Shooter Space Invaders was updated on October 23, 2026 and Asteroid Emperor on October 21, 2026.

---

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