# じゃんけんマスター vs Simple Roulette Maker

The clearest difference is ads: じゃんけんマスター at none against Simple Roulette Maker's shown. じゃんけんマスター also leads on update cadence (every 5 months vs every 11 months). Simple Roulette Maker's advantage is iOS requirement (15.0 vs 17.6). On price, 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.

じゃんけんマスター ships an update every 5 months, Simple Roulette Maker every 11 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | じゃんけんマスター | Simple Roulette Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 11 months |
| Size | 5 MB | 165 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kensuke Aritoshi](https://appshunter.io/developer/1594542179) | [Masaki Kanno](https://appshunter.io/developer/843112443) |

## What reviewers say

### じゃんけんマスター

[App page](https://appshunter.io/ios/app/id1597869127)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Roulette Maker

[App page](https://appshunter.io/ios/app/simple-roulette-maker/id6611532723)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is じゃんけんマスター free?

じゃんけんマスター is free to download, with no in-app purchases.

### Is Simple Roulette Maker free?

Simple Roulette Maker is free to download, with no in-app purchases.

### Do じゃんけんマスター or Simple Roulette Maker have ads?

Simple Roulette Maker shows ads; じゃんけんマスター does not.

### Which is updated more often, じゃんけんマスター or Simple Roulette Maker?

じゃんけんマスター ships an update every 5 months, and Simple Roulette Maker every 11 months. Most recently, じゃんけんマスター was updated on October 27, 2026 and Simple Roulette Maker on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*