# Slime Evolution 2 vs ERAIASON

The clearest difference is price: Slime Evolution 2 at Free against ERAIASON's $4.99. Slime Evolution 2 also leads on ratings volume (14 vs 1) and update cadence (every 9 days vs every 3 weeks). ERAIASON's advantage is rating (5.0 vs 4.4) and in-app purchases (none vs 8). On device support there is nothing between them.

Slime Evolution 2 is free to download; ERAIASON costs $4.99 up front. Slime Evolution 2 sells 8 one-off in-app purchases. ERAIASON asks for nothing beyond the download.

ERAIASON holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Slime Evolution 2 has 14 ratings behind it against 1, so its average is the more settled of the two.

Slime Evolution 2 ships an update every 9 days, ERAIASON every 3 weeks. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Slime Evolution 2 | ERAIASON |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [4.4 (14 ratings)](https://appshunter.io/ios/app/slime-evolution-2/id6630381726/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eraiason/id6751147600/reviews)** |
| Number of ratings | **14** | 1 |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 127 MB | 184 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [SeHyeon Im](https://appshunter.io/developer/1294084939) | [Christian Hahm](https://appshunter.io/developer/1833688520) |

## What reviewers say

### Slime Evolution 2

[App page](https://appshunter.io/ios/app/slime-evolution-2/id6630381726)

Raise and evolve unique slimes on your own farm. Merge slimes to discover new varieties, choose their elemental types, and battle to earn rewards. Explore a vibrant world filled with hidden slimes and humorous descriptions.

**Highlights:** Create and merge new slime varieties, Choose elemental types (water, fire, grass), Engage in slime battles for rewards, Explore a slime world with unique descriptions, Hunt for hidden and special slimes

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GEM 20 | $0.99 | one-time |
| NEWBIE PACKAGE | $3.99 | one-time |
| GEM 120 | $4.99 | one-time |
| AD REMOVAL PACKAGE | $14.99 | one-time |
| SLIMEBOX PACKAGE | $17.99 | one-time |
| GEM 600 | $19.99 | one-time |
| GEM 2000 | $39.99 | one-time |
| LUXURY PACKAGE | $44.99 | one-time |


### ERAIASON

[App page](https://appshunter.io/ios/app/eraiason/id6751147600)

Oversee a population of evolving AI robots in a dynamic voxel landscape. Design robots, build terrains, and influence their evolutionary path as they learn, adapt, and compete in a simulated ecosystem.

**Highlights:** Evolving AI robots, Dynamic voxel landscape, Robot design and creation, Environment manipulation, Interactive evolutionary control, Simulated ecosystem

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

**In-app purchases:** none


## Frequently asked questions

### Is Slime Evolution 2 free?

Slime Evolution 2 is free to download, with in-app purchases available.

### Is ERAIASON free?

ERAIASON costs $4.99, with no in-app purchases.

### Which has better reviews, Slime Evolution 2 or ERAIASON?

ERAIASON is rated higher. Slime Evolution 2 averages 4.4 out of 5 from 14 ratings, while ERAIASON averages 5.0 from 1 ratings.

### Do Slime Evolution 2 or ERAIASON have ads?

Slime Evolution 2 shows ads; ERAIASON does not.

### Which is updated more often, Slime Evolution 2 or ERAIASON?

Slime Evolution 2 ships an update every 9 days, and ERAIASON every 3 weeks. Most recently, Slime Evolution 2 was updated on October 4, 2026 and ERAIASON on October 6, 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.*