# HappyStone vs Cat Adventure

The clearest difference is in-app purchases: Cat Adventure at none against HappyStone's 1. Cat Adventure also leads on rating (4.3 vs 4.0) and ratings volume (19 vs 1). HappyStone's advantage is ads (none vs shown) and iOS requirement (6.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. HappyStone sells 1 one-off in-app purchase. Cat Adventure asks for nothing beyond the download.

Cat Adventure holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Cat Adventure has 19 ratings behind it against 1, so its average is the more settled of the two.

HappyStone ships an update every 13 months, Cat Adventure every 11 months. The most recent releases landed on October 13, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | HappyStone | Cat Adventure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/happystone/id721474764/reviews) | **[4.3 (19 ratings)](https://appshunter.io/ios/app/cat-adventure/id828918311/reviews)** |
| Number of ratings | 1 | **19** |
| Positive reviews | — | 79.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 11 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 41 MB | 48 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kimiko Yoshino](https://appshunter.io/developer/463951499) | [KAZUYA KAMIOKA](https://appshunter.io/developer/433419226) |

## What reviewers say

### HappyStone

[App page](https://appshunter.io/ios/app/happystone/id721474764)

Mine for stones in a Breakout-style game, collect them to complete a pictorial book, or design custom accessories. Unlock new areas and items using points earned through gameplay. Save your creations in high resolution.

**Highlights:** Breakout-style mining gameplay, Stone collection and pictorial book, Accessory design with collected stones, Unlockable areas and items, Save high-resolution images

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Charged version | $0.99 | one-time |


### Cat Adventure

[App page](https://appshunter.io/ios/app/cat-adventure/id828918311)

Explore a mysterious world by hanging food to attract different types of mice. Collect coins and eggs by destroying mice to level up food and discover new varieties. The ultimate goal is to meet all mice and complete the collection.

**Highlights:** Hang various foods, Attract different mice, Collect coins and eggs, Level up food, Discover new food types, Complete mouse collection

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

**In-app purchases:** none


## Frequently asked questions

### Is HappyStone free?

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

### Is Cat Adventure free?

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

### Which has better reviews, HappyStone or Cat Adventure?

Cat Adventure is rated higher. HappyStone averages 4.0 out of 5 from 1 ratings, while Cat Adventure averages 4.3 from 19 ratings.

### Do HappyStone or Cat Adventure have ads?

Cat Adventure shows ads; HappyStone does not.

### Which is updated more often, HappyStone or Cat Adventure?

HappyStone ships an update every 13 months, and Cat Adventure every 11 months. Most recently, HappyStone was updated on October 13, 2026 and Cat Adventure on October 23, 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.*