# Loop Stack vs Wool Factory

The clearest difference is rating: Loop Stack at 4.6 against Wool Factory's 4.3. Loop Stack also leads on iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Loop Stack sells 14 one-off in-app purchases and Wool Factory sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Loop Stack holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 15 and 33 respectively.

Loop Stack ships an update every 9 days, Wool Factory every 2 weeks. The most recent releases landed on September 17, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Loop Stack | Wool Factory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (15 ratings)](https://appshunter.io/ios/app/loop-stack/id6743708033/reviews)** | [4.3 (33 ratings)](https://appshunter.io/ios/app/wool-factory-color-sort/id6757215928/reviews) |
| Number of ratings | 15 | **33** |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 260 MB | 209 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UNICO STUDIO](https://appshunter.io/developer/1467451326) | [Thom Nguyen](https://appshunter.io/developer/1746871598) |

## What reviewers say

### Loop Stack

[App page](https://appshunter.io/ios/app/loop-stack/id6743708033)

A visually engaging puzzle game where players strategically stack and match colored threads. The objective is to complete stacks by connecting matching colors, offering a relaxing yet mentally stimulating experience as puzzles increase in difficulty.

**Highlights:** Drag and drop spools, Connect matching thread colors, Complete stacks to clear, Challenging puzzles, Relaxing gameplay

**Features:** macOS Compatibility

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thanksgiving Treat | $0.99 | one-time |
| Starter Bundle 2 | $0.99 | one-time |
| 1000 Coins | $1.99 | one-time |
| Fail-Proof Offer | $4.99 | one-time |
| No Ads | $6.99 | one-time |
| Essential Bundle 2 | $6.99 | one-time |
| 5000 Coins | $7.99 | one-time |
| No-Ads Bundle | $9.99 | one-time |
| 10000 Coins | $14.99 | one-time |
| Deluxe Bundle 2 | $14.99 | one-time |
| Premium Bundle 2 | $29.99 | one-time |
| 25000 Coins | $29.99 | one-time |
| 50000 Coins | $54.99 | one-time |
| 100000 Coins | $99.99 | one-time |


### Wool Factory

[App page](https://appshunter.io/ios/app/wool-factory-color-sort/id6757215928)

Organize and pack colorful wool balls into matching boxes in a cozy factory setting. This logic puzzle game challenges you to strategically sort by color as the production line speeds up. Can you master the organization and keep the factory running smoothly?

**Highlights:** Sort colorful wool balls, Match balls to their color boxes, Strategic tap-to-move gameplay, Increasing production line speed, Logic and organization challenges

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fail offer | $1.99 | one-time |
| Gold pack 1 | $1.99 | one-time |
| Starter pack | $1.99 | one-time |
| Gold pack 2 | $7.99 | one-time |
| Remove ads pack | $7.99 | one-time |
| Small bundle | $9.99 | one-time |
| Weekend Offer 4 | $9.99 | one-time |
| Gold pack 3 | $13.99 | one-time |
| Medium bundle | $19.99 | one-time |
| Big bundle | $34.99 | one-time |


## Frequently asked questions

### Is Loop Stack free?

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

### Is Wool Factory free?

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

### Which has better reviews, Loop Stack or Wool Factory?

Loop Stack is rated higher. Loop Stack averages 4.6 out of 5 from 15 ratings, while Wool Factory averages 4.3 from 33 ratings.

### Do Loop Stack or Wool Factory have ads?

Both Loop Stack and Wool Factory show ads.

### Which is updated more often, Loop Stack or Wool Factory?

Loop Stack ships an update every 9 days, and Wool Factory every 2 weeks. Most recently, Loop Stack was updated on September 17, 2026 and Wool Factory on September 30, 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.*