# Project50 vs Dot Reflex

The clearest difference is ads: Project50 at none against Dot Reflex's shown. Dot Reflex's advantage is iOS requirement (15.1 vs 26.0). 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 | Project50 | Dot Reflex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Size | 6 MB | 26 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TEKI HO](https://appshunter.io/developer/1683463604) | [pilyeong heo](https://appshunter.io/developer/1835315150) |

## What reviewers say

### Project50

[App page](https://appshunter.io/ios/app/project50/id6743445819)

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

**In-app purchases:** none


### Dot Reflex

[App page](https://appshunter.io/ios/app/dot-reflex-reaction-test/id6761302985)

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

**In-app purchases:** none


## Frequently asked questions

### Is Project50 free?

Project50 is free to download, with no in-app purchases.

### Is Dot Reflex free?

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

### Do Project50 or Dot Reflex have ads?

Dot Reflex shows ads; Project50 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.*