# Square and Circular vs Slime Evolution

The clearest difference is in-app purchases: Square and Circular at none against Slime Evolution's 4. Square and Circular also leads on ads (none vs shown). Slime Evolution's advantage is update cadence (every 2 months vs every 9 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Slime Evolution sells 4 one-off in-app purchases. Square and Circular asks for nothing beyond the download.

Square and Circular ships an update every 9 months, Slime Evolution every 2 months. Both last shipped on November 11, 2026.

## The numbers

| Metric | Square and Circular | Slime Evolution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (598 ratings)](https://appshunter.io/ios/app/slime-evolution-raise-slimes/id1131103968/reviews)** |
| Number of ratings | — | **598** |
| Positive reviews | — | 91.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 111 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [娟 杜](https://appshunter.io/developer/974748350) | [SeHyeon Im](https://appshunter.io/developer/1294084939) |

## What reviewers say

### Square and Circular

[App page](https://appshunter.io/ios/app/square-and-circular/id1068916272)

**Features:** macOS Compatibility

**In-app purchases:** none


### Slime Evolution

[App page](https://appshunter.io/ios/app/slime-evolution-raise-slimes/id1131103968)

Cultivate a charming slime farm by merging identical slimes to discover new ones. Assign elemental properties like water, fire, or grass to influence their characteristics. Embark on adventures to collect more slimes and treasures, and document your discoveries in a field guide.

**Highlights:** Create new slimes by merging, Assign elemental properties (water, fire, grass), Go on adventures for rewards, Collect slimes in a field guide, Discover unique slime evolution methods

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 Gem | $0.99 | one-time |
| 110 Gem | $4.99 | one-time |
| 240 Gem | $9.99 | one-time |
| 1400 Gem | $49.99 | one-time |

**What reviewers like**

- 👍 Cute and relaxing game
- 🎨 Charming art style
- 🕹️ Simple and addictive gameplay
- ⏱️ Good time-killer
- 🌳 Enjoyable exploration and evolution

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 💰 Unbalanced upgrade costs between platforms
- 🔍 Unclear mechanics (e.g. using seeds)
- 🌐 Language/localization issues

**Reported bugs**

- Inability to merge certain slime types
- Disappearing slimes and lost progress
- Ads not working or causing errors

**Requested features**

- Add more types of slimes
- Implement a slime shop/store
- Improve the reward system
- Add more gameplay modes or mini-games
- Enhance the exploration and progression systems


## Frequently asked questions

### Is Square and Circular free?

Square and Circular is free to download, with no in-app purchases.

### Is Slime Evolution free?

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

### Do Square and Circular or Slime Evolution have ads?

Slime Evolution shows ads; Square and Circular does not.

### Which is updated more often, Square and Circular or Slime Evolution?

Square and Circular ships an update every 9 months, and Slime Evolution every 2 months. Most recently, Square and Circular was updated on November 11, 2026 and Slime Evolution on November 11, 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.*