# Slime Evolution vs Vampire Evolution

Slime Evolution and Vampire Evolution both sit at 4.8 stars, but that hides the real split: 100% of Vampire Evolution's written reviews are positive against 91% of Slime Evolution's. Slime Evolution's advantage is ratings volume (597 vs 126) and iOS requirement (13.0 vs 15.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Slime Evolution sells 4 one-off in-app purchases and Vampire Evolution sells 13 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 Vampire Evolution. Both are backed by a comparable volume of ratings — 597 and 126 respectively. Written reviews are what separate them: 91% of Slime Evolution's written reviews are positive against 100% of Vampire Evolution's.

Slime Evolution ships an update every 2 months, Vampire Evolution every 6 weeks. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Slime Evolution | Vampire Evolution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (597 ratings)](https://appshunter.io/ios/app/slime-evolution-raise-slimes/id1131103968/reviews) | [4.8 (126 ratings)](https://appshunter.io/ios/app/vampire-evolution-idle-horror/id6444013942/reviews) |
| Number of ratings | **597** | 126 |
| Positive reviews | 91.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 111 MB | 153 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


### Vampire Evolution

[App page](https://appshunter.io/ios/app/vampire-evolution-idle-horror/id6444013942)

Combine mutant creatures to build a horde of blood-thirsty vampires. Discover new species, unlock stages, and enjoy a dark story with idle clicker gameplay. Keep your vampires fed to unlock more.

**Highlights:** Combine creatures to create new monsters, Discover different vampire species and stages, Idle clicker gameplay with coin generation, Unlock a mind-blowing dark story, Doodle-like illustrations, Open-ended gameplay

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hard Currency Pack 1 | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Alien Currency Pack 1 | $1.99 | one-time |
| Hard Currency Pack Offer | $1.99 | 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 |
| Alien Currency Pack 2 | $5.99 | one-time |
| Shop Bundle 2 | $5.99 | one-time |
| Promo Bundles High | $5.99 | one-time |
| Starter Bundle Discount | $9.99 | one-time |
| Trinket Bundle | $9.99 | one-time |
| Hard Currency Pack 3 | $9.99 | one-time |


## Frequently asked questions

### Is Slime Evolution free?

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

### Is Vampire Evolution free?

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

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

Slime Evolution and Vampire Evolution are both rated 4.8 out of 5 on the App Store, from 597 and 126 ratings respectively.

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

Both Slime Evolution and Vampire Evolution show ads.

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

Slime Evolution ships an update every 2 months, and Vampire Evolution every 6 weeks. Most recently, Slime Evolution was updated on October 17, 2026 and Vampire Evolution on October 8, 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.*