# Sub250 vs Quick! Reaction Speed Test

The clearest difference is iOS requirement: Sub250 at 16.4 against Quick! Reaction Speed Test's 18.6. On price, ads, 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 | Sub250 | Quick! Reaction Speed Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7 ratings)](https://appshunter.io/ios/app/sub250-reaction-time-test/id6766965152/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 49 MB | 3 MB |
| Requires iOS | **16.4** | 18.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pierre Caporossi](https://appshunter.io/developer/1470803775) | [CHENG HSUAN HSIEH](https://appshunter.io/developer/1725717008) |

## What reviewers say

### Sub250

[App page](https://appshunter.io/ios/app/sub250-reaction-time-test/id6766965152)

Measure your reflexes with precision using multiple modes. This app calibrates your device's latency for accurate results and focuses on median scores over luck. It's designed for competitive gamers who need to understand their true reaction speed.

**Highlights:** Multiple reaction-time modes, Device latency calibration, Median score calculation, Anti-anticipation features, No accounts or servers, Local-only data storage

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

**In-app purchases:** none


### Quick! Reaction Speed Test

[App page](https://appshunter.io/ios/app/quick-reaction-speed-test/id6797248180)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sub250 free?

Sub250 is free to download, with no in-app purchases.

### Is Quick! Reaction Speed Test free?

Quick! Reaction Speed Test is free to download, with no in-app purchases.

### Do Sub250 or Quick! Reaction Speed Test have ads?

Neither Sub250 nor Quick! Reaction Speed Test shows ads.

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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.*