# Slime Evolution vs Pig Evolution

The clearest difference is iOS requirement: Slime Evolution at 13.0 against Pig Evolution's 15.0. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Slime Evolution sells 4 one-off in-app purchases and Pig Evolution sells 16 one-off in-app purchases. 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 Pig Evolution. Both are backed by a comparable volume of ratings — 596 and 1.5K respectively. Written reviews are what separate them: 92% of Slime Evolution's written reviews are positive against 94% of Pig Evolution's.

Slime Evolution ships an update every 2 months, Pig Evolution every 5 weeks. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Slime Evolution | Pig Evolution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (596 ratings)](https://appshunter.io/ios/app/slime-evolution-raise-slimes/id1131103968/reviews) | [4.8 (1.5K ratings)](https://appshunter.io/ios/app/pig-evolution/id1187362853/reviews) |
| Number of ratings | 596 | **1.5K** |
| Positive reviews | 91.5% of reviews | **93.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 111 MB | 154 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SeHyeon Im](https://appshunter.io/developer/1294084939) | [TPG TECNOLOGIA DA INFORMACAO LTDA](https://appshunter.io/developer/444343830) |

## 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


### Pig Evolution

[App page](https://appshunter.io/ios/app/pig-evolution/id1187362853)

Merge pigs to discover new mutant species and earn coins. Tap to speed up coin production and customize your herd with hats and colors. Watch out for impostors in this funny evolution clicker game.

**Highlights:** Merge similar pigs to create new mutant creatures, Earn coins from pig poop, Tap pigs to produce more coins, Discover different pig species and levels, Customize pigs with hats and colors, Avoid impostors

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Hard Currency Pack 1 | $1.99 | one-time |
| pack with diamonds | $1.99 | one-time |
| pack of rubies | $1.99 | one-time |
| instant coins doubler | $1.99 | one-time |
| Shop Bundle 2 | $2.99 | one-time |
| Shop Bundle 1 | $2.99 | one-time |
| Promo Bundles Very High | $2.99 | one-time |
| Hard Currency Pack 2 | $4.99 | one-time |
| big pack of rubies | $5.99 | one-time |
| income doubler | $5.99 | one-time |
| Trinket | $6.99 | one-time |
| starter bundle discount | $9.99 | one-time |
| Hard Currency Pack 3 | $9.99 | one-time |
| Hard Currency Pack 4 | $19.99 | one-time |
| veteran bundle discount | $19.99 | one-time |

**What reviewers like**

- 👍 Fun and addictive game
- 🐷 Great for pig lovers
- 🎨 Cute and creative art style
- 💰 Generous with in-game rewards

**What reviewers complain about**

- 🐛 Occasional glitches and crashes
- 🔍 Limited customization options
- 💰 Expensive in-app purchases

**Reported bugs**

- Disappearing purchased items
- Ads with no close button
- Freezing on loading screens

**Requested features**

- More color and theme options
- Ability to save progress across devices
- Expanded customization for pigs


## Frequently asked questions

### Is Slime Evolution free?

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

### Is Pig Evolution free?

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

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

Slime Evolution and Pig Evolution are both rated 4.8 out of 5 on the App Store, from 596 and 1.5K ratings respectively.

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

Both Slime Evolution and Pig Evolution show ads.

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

Slime Evolution ships an update every 2 months, and Pig Evolution every 5 weeks. Most recently, Slime Evolution was updated on September 24, 2026 and Pig Evolution on September 19, 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.*