# Dual Control vs Stroop Challenge Go

The clearest difference is ads: Stroop Challenge Go at none against Dual Control's shown. Stroop Challenge Go also leads on iOS requirement (15.0 vs 26.1). 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.

## The numbers

| Metric | Dual Control | Stroop Challenge Go |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Size | 8 MB | 1 MB |
| Requires iOS | 26.1 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Leon Glas](https://appshunter.io/developer/1882115177) | [晓 郭](https://appshunter.io/developer/1895645928) |

## What reviewers say

### Dual Control

[App page](https://appshunter.io/ios/app/dual-control-brain-dodge/id6761205453)

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

**In-app purchases:** none


### Stroop Challenge Go

[App page](https://appshunter.io/ios/app/stroop-challenge-go/id6773266246)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dual Control free?

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

### Is Stroop Challenge Go free?

Stroop Challenge Go is free to download, with no in-app purchases.

### Do Dual Control or Stroop Challenge Go have ads?

Dual Control shows ads; Stroop Challenge Go does not.

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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.*