# Unicorn Evolution Simulator vs Slime

The clearest difference is review sentiment: Unicorn Evolution Simulator at 91% against Slime's 53%. Unicorn Evolution Simulator also leads on update cadence (every 5 weeks vs every 20 months) and rating (4.8 vs 4.4). Slime's advantage is in-app purchases (none vs 14) and iOS requirement (11.0 vs 15.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Unicorn Evolution Simulator sells 14 one-off in-app purchases. Slime asks for nothing beyond the download.

Unicorn Evolution Simulator holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 5.5K and 5.8K respectively. Written reviews point the same way: 91% of Unicorn Evolution Simulator's written reviews are positive against 53% of Slime's.

Unicorn Evolution Simulator ships an update every 5 weeks, Slime every 20 months. Both last shipped on September 28, 2026.

## The numbers

| Metric | Unicorn Evolution Simulator | Slime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5.5K ratings)](https://appshunter.io/ios/app/unicorn-evolution-simulator/id1215026315/reviews)** | [4.4 (5.8K ratings)](https://appshunter.io/ios/app/slime-squishy-simulator-games/id1502515243/reviews) |
| Number of ratings | 5.5K | **5.8K** |
| Positive reviews | **91.1% of reviews** | 52.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 5 weeks** | Every 20 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 152 MB | 275 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TPG TECNOLOGIA DA INFORMACAO LTDA](https://appshunter.io/developer/444343830) | [Andre Scheidemantel](https://appshunter.io/developer/1534157001) |

## What reviewers say

### Unicorn Evolution Simulator

[App page](https://appshunter.io/ios/app/unicorn-evolution-simulator/id1215026315)

Combine magical creatures to discover their most curious and bizarre forms. Explore different stages and species in this incremental clicker game with a mythical twist. Uncover a mind-blowing story and find your destiny with various possible endings.

**Highlights:** Combine unicorns to evolve, Discover new species and forms, Incremental clicker gameplay, Mythical evolution theme, Multiple possible endings, Doodle-like illustrations

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| instant coins doubler | $1.99 | one-time |
| Hard Currency Pack 1 | $1.99 | one-time |
| pack with diamonds | $1.99 | one-time |
| pack of rubies | $2.99 | one-time |
| Promo Bundles Very High | $2.99 | one-time |
| Shop Bundle | $2.99 | one-time |
| Hard Currency Pack 2 | $3.99 | one-time |
| big pack of rubies | $4.99 | one-time |
| income doubler | $5.99 | one-time |
| Hard Currency Pack 3 | $6.99 | one-time |
| Trinket | $6.99 | one-time |
| starter bundle discount | $9.99 | one-time |
| Hard Currency Pack 4 | $14.99 | one-time |

**What reviewers like**

- 🦄 Cute and fun unicorn game
- 🕹 Addictive and engaging gameplay
- 💎 Customization options for unicorns
- 🎨 Vibrant and colorful art style
- 🕰 Good time-waster for when bored

**What reviewers complain about**

- 🔍 Difficulty finding specific unicorns
- ⏱ Slow progression and long wait times
- 📺 Excessive and intrusive advertisements
- 🤔 Lack of explanation for certain game mechanics
- 🔋 High battery consumption

**Reported bugs**

- Freezing or crashing issues
- Hats/colors not properly applied to unicorns
- Glitches with alien/space world mechanics
- Inconsistent or missing sound effects

**Requested features**

- More variety of unicorn types and combinations
- Ability to save progress and sync across devices
- Option to disable or reduce advertisements
- Faster crate/unicorn generation
- Confirmation prompts before making purchases


### Slime

[App page](https://appshunter.io/ios/app/slime-squishy-simulator-games/id1502515243)

Design, mix, and color your own virtual slimes with fun decorations. Enjoy a realistic squishy experience with stretching and poking. Discover new combinations with every play.

**Highlights:** Design slimes, Mix colors, Add decorations, Realistic motion, Stretch and poke, Step-by-step guide

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

**In-app purchases:** none

**What reviewers like**

- 💕 Satisfying squishy making
- 🎨 Customizable colors and designs
- 🎉 Fun and engaging

**What reviewers complain about**

- 🙄 Too many ads
- 🤔 Limited options and features
- 😒 Boring after a while

**Reported bugs**

- Ads interfere with gameplay
- Molds not working as expected

**Requested features**

- More color and design options
- Ability to save and share creations
- Additional gameplay modes


## Frequently asked questions

### Is Unicorn Evolution Simulator free?

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

### Is Slime free?

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

### Which has better reviews, Unicorn Evolution Simulator or Slime?

Unicorn Evolution Simulator is rated higher. Unicorn Evolution Simulator averages 4.8 out of 5 from 5.5K ratings, while Slime averages 4.4 from 5.8K ratings.

### Do Unicorn Evolution Simulator or Slime have ads?

Both Unicorn Evolution Simulator and Slime show ads.

### Which is updated more often, Unicorn Evolution Simulator or Slime?

Unicorn Evolution Simulator ships an update every 5 weeks, and Slime every 20 months. Most recently, Unicorn Evolution Simulator was updated on September 28, 2026 and Slime on September 28, 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.*