# Shrink Roll vs Keylas World

The clearest difference is rating: Keylas World at 5.0 against Shrink Roll's 2.6. Shrink Roll's advantage is in-app purchases (none vs 3) and update cadence (every 2 months vs every 15 months). On price, ads and device support there is nothing between them.

Both are free to download. Keylas World sells 3 one-off in-app purchases. Shrink Roll asks for nothing beyond the download.

Keylas World holds the better App Store score, 5.0 against 2.6. Both are backed by a comparable volume of ratings — 10 and 3 respectively.

Shrink Roll ships an update every 2 months, Keylas World every 15 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Shrink Roll | Keylas World |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (10 ratings)](https://appshunter.io/ios/app/shrink-roll/id1563460814/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/keylas-world/id1618585384/reviews)** |
| Number of ratings | **10** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 15 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 104 MB | 556 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Adknown](https://appshunter.io/developer/1243054661) | [Bily Vladimir](https://appshunter.io/developer/1449356959) |

## What reviewers say

### Shrink Roll

[App page](https://appshunter.io/ios/app/shrink-roll/id1563460814)

Navigate treacherous caves by dynamically changing your size to fit through narrow passages or leap across deadly chasms. This infinite runner challenges your reflexes and strategic thinking as you roll deeper into the earth.

**Highlights:** Dynamic size changing, Cave exploration, Infinite runner gameplay, Two-button controls, Leap over pits

**Features:** macOS Compatibility

**In-app purchases:** none


### Keylas World

[App page](https://appshunter.io/ios/app/keylas-world/id1618585384)

Embark on an extraordinary 3D platforming adventure with a charming canine companion. Explore diverse landscapes, collect treasures, and overcome challenges. Unlock new skills, customize appearances, and complete achievements in this engaging game.

**Highlights:** 3D platforming gameplay, Explore diverse environments, Collect treasures and unlock skills, Customize character appearance, Over 75 levels, Engaging puzzles and quizzes, Achievement system

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keyla Skins | $4.99 | one-time |
| Keyla Skills | $4.99 | one-time |
| Keyla Ultimate Bundle | $8.99 | one-time |


## Frequently asked questions

### Is Shrink Roll free?

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

### Is Keylas World free?

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

### Which has better reviews, Shrink Roll or Keylas World?

Keylas World is rated higher. Shrink Roll averages 2.6 out of 5 from 10 ratings, while Keylas World averages 5.0 from 3 ratings.

### Do Shrink Roll or Keylas World have ads?

Both Shrink Roll and Keylas World show ads.

### Which is updated more often, Shrink Roll or Keylas World?

Shrink Roll ships an update every 2 months, and Keylas World every 15 months. Most recently, Shrink Roll was updated on November 3, 2026 and Keylas World on November 7, 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.*