# KurtMaster2D vs Circle Balls

The clearest difference is update cadence: KurtMaster2D at every 2 months against Circle Balls's every 46 months. KurtMaster2D also leads on ratings volume (3 vs 1) and iOS requirement (9.0 vs 11.0). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for KurtMaster2D against 5.0 for Circle Balls. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

KurtMaster2D ships an update every 2 months, Circle Balls every 46 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | KurtMaster2D | Circle Balls |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/kurtmaster2d/id1015692678/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/circle-balls/id1400482314/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 46 months |
| Monetization | Free | Free |
| Size | 143 MB | 56 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kurt Dekker](https://appshunter.io/developer/680019078) | [Hydronio (OPC) Private Limited](https://appshunter.io/developer/1088950167) |

## What reviewers say

### KurtMaster2D

[App page](https://appshunter.io/ios/app/kurtmaster2d/id1015692678)

Experience a curated collection of classic arcade games spanning decades, from the mid-80s to the present. New titles are continuously added to expand this anthology of retro gaming.

**Highlights:** Growing anthology of classic arcade games, Games from 1984-1986, Games from the 1990s, Games from the early 2000s, Modern game additions, Ongoing game additions

**Features:** macOS Compatibility

**In-app purchases:** none


### Circle Balls

[App page](https://appshunter.io/ios/app/circle-balls/id1400482314)

Destroy all the shapes to clear each level by controlling a projectile. Swipe to change direction and aim carefully for maximum impact. Enjoy a simple yet engaging gameplay experience.

**Highlights:** Shape destruction gameplay, Touch and swipe controls, Level-based progression, Simple physics-based challenges

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

**In-app purchases:** none


## Frequently asked questions

### Is KurtMaster2D free?

KurtMaster2D is free to download, with no in-app purchases.

### Is Circle Balls free?

Circle Balls is free to download, with no in-app purchases.

### Which has better reviews, KurtMaster2D or Circle Balls?

KurtMaster2D and Circle Balls are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do KurtMaster2D or Circle Balls have ads?

Neither KurtMaster2D nor Circle Balls shows ads.

### Which is updated more often, KurtMaster2D or Circle Balls?

KurtMaster2D ships an update every 2 months, and Circle Balls every 46 months. Most recently, KurtMaster2D was updated on October 24, 2026 and Circle Balls on October 29, 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.*