# Slime Maker Simulator Games vs Perfect Circle Challenge

The clearest difference is in-app purchases: Perfect Circle Challenge at none against Slime Maker Simulator Games's 3. Perfect Circle Challenge also leads on ads (none vs shown) and update cadence (monthly vs every 6 months). Slime Maker Simulator Games's advantage is iOS requirement (12.0 vs 18.5). On price and device support there is nothing between them.

Both are free to download. Slime Maker Simulator Games sells 3 one-off in-app purchases. Perfect Circle Challenge asks for nothing beyond the download.

Slime Maker Simulator Games ships an update every 6 months, Perfect Circle Challenge monthly. The most recent releases landed on October 10, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Slime Maker Simulator Games | Perfect Circle Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (20 ratings)](https://appshunter.io/ios/app/slime-maker-simulator-games/id1523686143/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 342 MB | 5 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dimitri Liwenetz](https://appshunter.io/developer/1696108961) | [HENRY THOMAS JAMES FORREST](https://appshunter.io/developer/1874320246) |

## What reviewers say

### Slime Maker Simulator Games

[App page](https://appshunter.io/ios/app/slime-maker-simulator-games/id1523686143)

Create and play with virtual slimes using realistic textures and ASMR sounds. Customize your slime with drawings and effects for a relaxing, antistress experience.

**Highlights:** Realistic slime textures and ASMR sounds, Create custom slime designs, Unique slime effects and materials, Large collection of slimes, Antistress and relaxation features

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No ads | $1.99 | one-time |
| All settings | $1.99 | one-time |
| No ads + All slimes | $4.99 | one-time |


### Perfect Circle Challenge

[App page](https://appshunter.io/ios/app/perfect-circle-challenge/id6759292093)

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

**In-app purchases:** none


## Frequently asked questions

### Is Slime Maker Simulator Games free?

Slime Maker Simulator Games is free to download, with in-app purchases available.

### Is Perfect Circle Challenge free?

Perfect Circle Challenge is free to download, with no in-app purchases.

### Do Slime Maker Simulator Games or Perfect Circle Challenge have ads?

Slime Maker Simulator Games shows ads; Perfect Circle Challenge does not.

### Which is updated more often, Slime Maker Simulator Games or Perfect Circle Challenge?

Slime Maker Simulator Games ships an update every 6 months, and Perfect Circle Challenge monthly. Most recently, Slime Maker Simulator Games was updated on October 10, 2026 and Perfect Circle Challenge on October 20, 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.*