# Wool Perfect 3D vs Railway Adventure

The clearest difference is in-app purchases: Railway Adventure at none against Wool Perfect 3D's 7. Railway Adventure also leads on update cadence (every 6 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Wool Perfect 3D sells 7 one-off in-app purchases. Railway Adventure asks for nothing beyond the download.

Wool Perfect 3D ships an update every 6 weeks, Railway Adventure every 6 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Wool Perfect 3D | Railway Adventure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (341 ratings)](https://appshunter.io/ios/app/wool-perfect-3d-thread-sort/id6759957598/reviews)** | — |
| Number of ratings | **341** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 291 MB | 63 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SayGames LTD](https://appshunter.io/developer/1551847165) | [Tolga Girgin](https://appshunter.io/developer/1887949210) |

## What reviewers say

### Wool Perfect 3D

[App page](https://appshunter.io/ios/app/wool-perfect-3d-thread-sort/id6759957598)

Unravel colorful yarn puzzles by sorting threads onto the correct spools. This logic game offers a calming and straightforward experience with no timers, allowing you to relax and untangle intricate patterns at your own pace. Boosters are available to help you through challenging levels.

**Highlights:** Untangle and sort colorful yarn threads, Logic puzzle gameplay, No timer or countdown clock, Boosters available for assistance, Clean aesthetic with toggleable music/haptics, Suitable for all ages

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin Pack 1 | $0.99 | one-time |
| Coin Pack 3 | $3.99 | one-time |
| No Ads | $7.99 | one-time |
| Coin Pack 4 | $7.99 | one-time |
| No Ads bundle | $9.99 | one-time |
| Coin Pack 5 | $9.99 | one-time |
| Coin Pack 6 | $14.99 | one-time |


### Railway Adventure

[App page](https://appshunter.io/ios/app/railway-adventure/id6813924328)

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

**In-app purchases:** none


## Frequently asked questions

### Is Wool Perfect 3D free?

Wool Perfect 3D is free to download, with in-app purchases available.

### Is Railway Adventure free?

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

### Do Wool Perfect 3D or Railway Adventure have ads?

Both Wool Perfect 3D and Railway Adventure show ads.

### Which is updated more often, Wool Perfect 3D or Railway Adventure?

Wool Perfect 3D ships an update every 6 weeks, and Railway Adventure every 6 days. Most recently, Wool Perfect 3D was updated on November 5, 2026 and Railway Adventure on October 31, 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.*