# Happy Yarn vs Wrong Button Challenge

The clearest difference is in-app purchases: Wrong Button Challenge at none against Happy Yarn's 15. Wrong Button Challenge also leads on ads (none vs shown). Happy Yarn's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Happy Yarn sells 15 one-off in-app purchases. Wrong Button Challenge asks for nothing beyond the download.

Happy Yarn ships an update every 9 days, Wrong Button Challenge every 2 weeks. The most recent releases landed on October 6, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Happy Yarn | Wrong Button Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (19 ratings)](https://appshunter.io/ios/app/happy-yarn/id6748640325/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 1.5 GB | 105 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [DRAGONVALE LIMITED](https://appshunter.io/developer/1779324804) | [Konstantinos Vogiatzakis](https://appshunter.io/developer/818619540) |

## What reviewers say

### Happy Yarn

[App page](https://appshunter.io/ios/app/happy-yarn/id6748640325)

Engage in a relaxing 3D puzzle game with two distinct gameplay modes: untangling wool yarn layer by layer and matching identical 3D objects. Join guilds, compete on global leaderboards, and enjoy a healing art style with hundreds of levels.

**Highlights:** Wool puzzle solving, 3D item matching, Guild system, Global leaderboards, Hundreds of levels, Relaxing art style

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| product1 | $0.99 | one-time |
| coin1 | $1.99 | one-time |
| product3 | $2.99 | one-time |
| product4 | $3.99 | one-time |
| product5 | $4.99 | one-time |
| product6 | $5.99 | one-time |
| product7 | $6.99 | one-time |
| noad1 | $7.99 | one-time |
| coin2 | $8.99 | one-time |
| product9 | $9.99 | one-time |
| noad2 | $9.99 | one-time |
| coin3 | $13.99 | one-time |
| product13 | $19.99 | one-time |
| product16 | $39.99 | one-time |
| product18 | $79.99 | one-time |


### Wrong Button Challenge

[App page](https://appshunter.io/ios/app/wrong-button-challenge/id6793492288)

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

**In-app purchases:** none


## Frequently asked questions

### Is Happy Yarn free?

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

### Is Wrong Button Challenge free?

Wrong Button Challenge is free to download, with no in-app purchases.

### Do Happy Yarn or Wrong Button Challenge have ads?

Happy Yarn shows ads; Wrong Button Challenge does not.

### Which is updated more often, Happy Yarn or Wrong Button Challenge?

Happy Yarn ships an update every 9 days, and Wrong Button Challenge every 2 weeks. Most recently, Happy Yarn was updated on October 6, 2026 and Wrong Button Challenge 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.*