# Slendrina vs Mutations

The clearest difference is in-app purchases: Slendrina at none against Mutations's 3. Slendrina also leads on iOS requirement (13.0 vs 16.0). Mutations's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Mutations sells 3 one-off in-app purchases. Slendrina asks for nothing beyond the download.

Slendrina ships an update every 15 months, Mutations every 13 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Slendrina | Mutations |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (539 ratings)](https://appshunter.io/ios/app/slendrina-asylum/id1218728918/reviews)** | — |
| Number of ratings | **539** | — |
| Positive reviews | 82.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 13 months** |
| Monetization | Free with in-app purchases | — |
| Size | 150 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Dennis Vukanovic](https://appshunter.io/developer/954916186) | [Daniel Earl](https://appshunter.io/developer/427404882) |

## What reviewers say

### Slendrina

[App page](https://appshunter.io/ios/app/slendrina-asylum/id1218728918)

Embark on a terrifying new adventure in an abandoned asylum. Navigate dark corridors, evade a malevolent presence, and uncover the secrets of the past. Find hidden pages, keys, and health potions to survive this chilling experience.

**Highlights:** Explore an abandoned asylum, Evade evil entities, Find 8 medical book pages, Collect keys to unlock doors, Use health potions, Hide from pursuers

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fun and addictive
- 👍 Balanced difficulty
- 🎨 Atmospheric graphics and sounds
- 💡 Interesting lore and characters

**What reviewers complain about**

- 🐛 Occasional glitches and bugs
- 🕰️ Can be repetitive after multiple playthroughs
- 🔍 Difficulty finding the last page

**Reported bugs**

- One More Chance feature not working
- Slendrina and Angelene not behaving as expected
- Disappearing pages and keys

**Requested features**

- Add a practice mode
- Implement a difficulty selection menu
- Expand the game with new levels and content


### Mutations

[App page](https://appshunter.io/ios/app/mutations/id1604908224)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Hints | $0.99 | one-time |
| 50 Hints | $3.99 | one-time |
| 100 Hints | $6.99 | one-time |


## Frequently asked questions

### Is Slendrina free?

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

### Is Mutations free?

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

### Do Slendrina or Mutations have ads?

Slendrina shows ads; Mutations does not.

### Which is updated more often, Slendrina or Mutations?

Slendrina ships an update every 15 months, and Mutations every 13 months. Most recently, Slendrina was updated on October 24, 2026 and Mutations on October 25, 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.*