# Stack Pets 3D vs Rolling Ball Numbers Merge

The clearest difference is rating: Rolling Ball Numbers Merge at 4.4 against Stack Pets 3D's 3.8. Rolling Ball Numbers Merge also leads on ratings volume (426 vs 4). Stack Pets 3D's advantage is update cadence (weekly vs every 6 weeks) and monetization model (ad-supported vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Rolling Ball Numbers Merge holds the better App Store score, 4.4 against 3.8. That said, the two scores are not equally well evidenced: Rolling Ball Numbers Merge has 426 ratings behind it against 4, so its average is the more settled of the two.

Stack Pets 3D ships an update weekly, Rolling Ball Numbers Merge every 6 weeks. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Stack Pets 3D | Rolling Ball Numbers Merge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (4 ratings)](https://appshunter.io/ios/app/stack-pets-3d/id6447753442/reviews) | **[4.4 (426 ratings)](https://appshunter.io/ios/app/rolling-ball-numbers-merge/id6463857379/reviews)** |
| Number of ratings | 4 | **426** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 229 MB | 200 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | +17 | 4+ |
| Developer | [鸣宇 马](https://appshunter.io/developer/1681704834) | [Saiman Idress](https://appshunter.io/developer/1609367851) |

## What reviewers say

### Stack Pets 3D

[App page](https://appshunter.io/ios/app/stack-pets-3d/id6447753442)

Engage in an ultimate jumping challenge by stacking cute pets on platforms. This addictive game features simple controls and increasingly tricky obstacles, offering hours of entertainment with stunning 3D graphics. Test your skills as you aim to stack pets as high as possible.

**Highlights:** Ultimate jumping challenge, Stack cute and colorful pets, Easy-to-learn controls, Tricky moving platforms, Stunning 3D graphics, Fun sound effects

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

**In-app purchases:** none


### Rolling Ball Numbers Merge

[App page](https://appshunter.io/ios/app/rolling-ball-numbers-merge/id6463857379)

Guide a ball through challenging tracks, merging numbers to grow its size. Avoid obstacles and reach the finish line in this exciting number-merging race. Test your skills and become the ultimate ball runner.

**Highlights:** Merge numbers to grow the ball, Navigate dangerous tracks, Collect 2048, Avoid needles and hurdles, Simple and exciting gameplay, Play anywhere, anytime

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

**In-app purchases:** none


## Frequently asked questions

### Is Stack Pets 3D free?

Stack Pets 3D is free to download, with no in-app purchases.

### Is Rolling Ball Numbers Merge free?

Rolling Ball Numbers Merge is free to download, with no in-app purchases.

### Which has better reviews, Stack Pets 3D or Rolling Ball Numbers Merge?

Rolling Ball Numbers Merge is rated higher. Stack Pets 3D averages 3.8 out of 5 from 4 ratings, while Rolling Ball Numbers Merge averages 4.4 from 426 ratings.

### Do Stack Pets 3D or Rolling Ball Numbers Merge have ads?

Both Stack Pets 3D and Rolling Ball Numbers Merge show ads.

### Which is updated more often, Stack Pets 3D or Rolling Ball Numbers Merge?

Stack Pets 3D ships an update weekly, and Rolling Ball Numbers Merge every 6 weeks. Most recently, Stack Pets 3D was updated on October 3, 2026 and Rolling Ball Numbers Merge on October 6, 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.*