# Roulette arrow vs Uvula Detection

The clearest difference is device support: Roulette arrow at 3 against Uvula Detection's 1. Roulette arrow also leads on iOS requirement (15.0 vs 17.7.2). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Roulette arrow | Uvula Detection |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 4 MB | 35 MB |
| Requires iOS | **15.0** | 17.7.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [yuya kanbetsunawa](https://appshunter.io/developer/1597026161) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Roulette arrow

[App page](https://appshunter.io/ios/app/roulette-arrow/id1612665895)

**Features:** macOS Compatibility

**In-app purchases:** none


### Uvula Detection

[App page](https://appshunter.io/ios/app/uvula-detection/id6739954661)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Roulette arrow free?

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

### Is Uvula Detection free?

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

### Do Roulette arrow or Uvula Detection have ads?

Both Roulette arrow and Uvula Detection show ads.

### Which is updated more often, Roulette arrow or Uvula Detection?

Roulette arrow ships an update every 2 weeks, and Uvula Detection every 2 weeks. Most recently, Roulette arrow was updated on November 7, 2026 and Uvula Detection on November 8, 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.*