# RetroRoulette Z vs Marble Circuit

The clearest difference is rating: RetroRoulette Z at 5.0 against Marble Circuit's 4.0. RetroRoulette Z also leads on ads (none vs shown) and review sentiment (100% vs 67%). On price, ratings volume, 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.

RetroRoulette Z holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of RetroRoulette Z's written reviews are positive against 67% of Marble Circuit's.

RetroRoulette Z ships an update every 3 weeks, Marble Circuit every 65 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | RetroRoulette Z | Marble Circuit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/retroroulette-z/id582625153/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/marble-circuit/id1568832097/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 65 months |
| Monetization | **Free** | Ad-supported |
| Size | 8 MB | 105 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kazuo Sakamoto](https://appshunter.io/developer/333281139) | [Shuji Hara](https://appshunter.io/developer/1519476657) |

## What reviewers say

### RetroRoulette Z

[App page](https://appshunter.io/ios/app/retroroulette-z/id582625153)

A straightforward roulette game where players can earn coins. It supports Game Center for leaderboards, allowing you to compete with others. Enjoy a simple yet engaging gaming experience.

**Highlights:** Roulette gameplay, Coin accumulation, Game Center integration, Leaderboards

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

**In-app purchases:** none


### Marble Circuit

[App page](https://appshunter.io/ios/app/marble-circuit/id1568832097)

Predict the winning marble's color to earn points. This simple game offers a fun challenge for players looking for a quick and engaging experience.

**Highlights:** Marble color prediction, Point scoring system, Simple gameplay, Engaging challenge

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RetroRoulette Z free?

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

### Is Marble Circuit free?

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

### Which has better reviews, RetroRoulette Z or Marble Circuit?

RetroRoulette Z is rated higher. RetroRoulette Z averages 5.0 out of 5 from 1 ratings, while Marble Circuit averages 4.0 from 2 ratings.

### Do RetroRoulette Z or Marble Circuit have ads?

Marble Circuit shows ads; RetroRoulette Z does not.

### Which is updated more often, RetroRoulette Z or Marble Circuit?

RetroRoulette Z ships an update every 3 weeks, and Marble Circuit every 65 months. Most recently, RetroRoulette Z was updated on November 1, 2026 and Marble Circuit on November 7, 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.*