# Slime Evolution vs Monsters Evolution

Slime Evolution and Monsters Evolution both sit at 4.8 stars, but that hides the real split: 92% of Slime Evolution's written reviews are positive against 79% of Monsters Evolution's. Monsters Evolution's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (11.0 vs 13.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Slime Evolution sells 4 one-off in-app purchases and Monsters Evolution sells 6 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Slime Evolution against 4.8 for Monsters Evolution. Both are backed by a comparable volume of ratings — 596 and 1.1K respectively. Written reviews are what separate them: 92% of Slime Evolution's written reviews are positive against 79% of Monsters Evolution's.

Slime Evolution ships an update every 2 months, Monsters Evolution every 3 weeks. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Slime Evolution | Monsters Evolution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (596 ratings)](https://appshunter.io/ios/app/slime-evolution-raise-slimes/id1131103968/reviews) | [4.8 (1.1K ratings)](https://appshunter.io/ios/app/monsters-evolution/id1438493375/reviews) |
| Number of ratings | 596 | **1.1K** |
| Positive reviews | **91.5% of reviews** | 79.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 111 MB | 166 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SeHyeon Im](https://appshunter.io/developer/1294084939) | [Azur Interactive Games Limited](https://appshunter.io/developer/1296347323) |

## What reviewers say

### 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


### Monsters Evolution

[App page](https://appshunter.io/ios/app/monsters-evolution/id1438493375)

Combine identical creatures to evolve them into more advanced forms. Explore diverse biomes, discover new worlds, and witness the journey from simple beings to magnificent dragons. Choose your evolutionary path and create your own monster-filled universe.

**Highlights:** Combine identical monsters, Evolve creatures to advanced forms, Explore 8 elemental biomes, Discover 4 secret biomes, Choose evolutionary paths, Populate and create new worlds

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP status | $2.99 | per 7 days |
| Disable ADS | $0.99 | one-time |
| Starter Pack | $0.99 | one-time |
| Crystals pack 1 | $1.99 | one-time |
| Crystals pack 2 | $4.99 | one-time |
| Crystals pack 3 | $17.99 | one-time |

**What reviewers like**

- 👍 Great game
- 🤩 Fantastic art
- 🎨 Beautiful designs
- 🌟 Addictive and fun
- 🎉 Awesome experience

**What reviewers complain about**

- 💸 Too many ads
- ⏱️ Incorrect timer system
- 🐛 Bugs and glitches
- 💰 Issues with in-game currency

**Reported bugs**

- Progress loss after reinstalling
- Ads not working properly
- Timer issues for missions
- Incorrect in-game currency display

**Requested features**

- More paths and worlds
- Additional monster tiers
- Offline earnings and mission progress
- Ability to view/edit monsters
- Minigames and other modes


## Frequently asked questions

### Is Slime Evolution free?

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

### Is Monsters Evolution free?

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

### Which has better reviews, Slime Evolution or Monsters Evolution?

Slime Evolution and Monsters Evolution are both rated 4.8 out of 5 on the App Store, from 596 and 1.1K ratings respectively.

### Do Slime Evolution or Monsters Evolution have ads?

Both Slime Evolution and Monsters Evolution show ads.

### Which is updated more often, Slime Evolution or Monsters Evolution?

Slime Evolution ships an update every 2 months, and Monsters Evolution every 3 weeks. Most recently, Slime Evolution was updated on October 2, 2026 and Monsters Evolution on October 1, 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.*