# Slime Evolve vs Alien Attack

The clearest difference is rating: Alien Attack at 4.5 against Slime Evolve's 3.0. Alien Attack also leads on ratings volume (11 vs 2). Slime Evolve's advantage is in-app purchases (none vs 18) and update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Alien Attack sells 16 one-off in-app purchases. Slime Evolve asks for nothing beyond the download.

Alien Attack holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Alien Attack has 11 ratings behind it against 2, so its average is the more settled of the two.

Slime Evolve ships an update every 2 weeks, Alien Attack every 3 months. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Slime Evolve | Alien Attack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/slime-evolve-blob-mutant/id6496373098/reviews) | **[4.5 (11 ratings)](https://appshunter.io/ios/app/alien-attack-idle-arcade-game/id6502288455/reviews)** |
| Number of ratings | 2 | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 122 MB | 381 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Andrii Torbenko](https://appshunter.io/developer/1553280917) | [P.D. PLAYGENES INTERNATIONAL LIMITED](https://appshunter.io/developer/1492668667) |

## What reviewers say

### Slime Evolve

[App page](https://appshunter.io/ios/app/slime-evolve-blob-mutant/id6496373098)

Grow your slime by consuming humans and becoming the largest blob. Compete to eat the most and dominate the universe. It's time to make a mess!

**Highlights:** Consume humans to grow, Evolve your slime, Become the largest blob, Universe domination goal, Messy gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Alien Attack

[App page](https://appshunter.io/ios/app/alien-attack-idle-arcade-game/id6502288455)

Lead an alien entity in an idle survival game to conquer the planet by consuming humans and evolving your army. Face formidable bosses and complete quests in exhilarating arcade action.

**Highlights:** Eternal Evolution upgrades, Exhilarating arcade gameplay, Epic boss battles, Progression and exploration, Consume humans to grow army

**Features:** Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads Blocker | $0.99 | one-time |
| Pearl keys | $1.99 | one-time |
| One-time offer! | $2.99 | one-time |
| One-time offer! | $3.99 | one-time |
| Pile of Gems | $4.99 | one-time |
| One-time offer! | $4.99 | one-time |
| One-time offer! | $5.99 | one-time |
| One-time offer! | $6.99 | one-time |
| Heap of Gems | $9.99 | one-time |
| One-time offer! | $9.99 | one-time |
| One-time offer! | $11.99 | one-time |
| One-time offer! | $12.99 | one-time |
| One-time offer! | $14.99 | one-time |
| One-time offer! | $19.99 | one-time |
| One-time offer! | $29.99 | one-time |
| One-time offer! | $69.99 | one-time |


## Frequently asked questions

### Is Slime Evolve free?

Slime Evolve is free to download, with no in-app purchases.

### Is Alien Attack free?

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

### Which has better reviews, Slime Evolve or Alien Attack?

Alien Attack is rated higher. Slime Evolve averages 3.0 out of 5 from 2 ratings, while Alien Attack averages 4.5 from 11 ratings.

### Do Slime Evolve or Alien Attack have ads?

Both Slime Evolve and Alien Attack show ads.

### Which is updated more often, Slime Evolve or Alien Attack?

Slime Evolve ships an update every 2 weeks, and Alien Attack every 3 months. Most recently, Slime Evolve was updated on October 19, 2026 and Alien Attack on October 24, 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.*