# ProReact - Reaction Time Test — Measure your Reaction Time

> Open-source game to measure reaction time via screen taps and vibration. (iPhone/iPad app by Kropf IT e.U..)

- Source: https://appshunter.io/ios/app/proreact-reaction-time-test/id1522046954 (this page in markdown: same URL + `.md`)
- Developer: [Kropf IT e.U.](https://appshunter.io/developer/1482647335)
- Category: Games, Health & Fitness
- Price: Free
- Rating: 1.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 3 MB
- Languages: English
- Released: 2020-07-04
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/proreact-reaction-time-test/id1522046954/reviews.md

## What is ProReact?

Measure your reaction time by tapping on the screen as fast as you can when you see the red screen or feel the vibrational feedback.

ProReact offers you a completely ad-free experience at absolutely no cost. You can find ProReact as an open-source app on GitHub - just search for "ProReact-App".

Have fun measuring your reaction time!

## Key features

- Measure reaction time
- Tap on red screen
- Vibrational feedback
- Ad-free experience
- Open-source on GitHub

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/proreact-reaction-time-test/id1522046954/reviews.md

### 1/5 — the game

*2021-08-14*

the green screen takes to long to pop up

## Frequently asked questions about ProReact

### How does ProReact measure reaction time?

ProReact measures your reaction time by prompting you to tap the screen as quickly as possible when a red color appears or when you feel a vibrational feedback.

### Does ProReact have ads?

No, ProReact offers a completely ad-free experience. You can enjoy measuring your reaction time without any interruptions from advertisements.

### Is ProReact free to use?

Yes, ProReact is available for free. There are no costs associated with downloading or using the application to test your reaction time.

### Where can I find the source code for ProReact?

ProReact is an open-source application. You can find its source code on GitHub by searching for "ProReact-App".

### What devices is ProReact compatible with?

ProReact is supported on iPhone, iPad, and iPod devices.

### What is the age rating for ProReact?

ProReact has an age rating of 4+, making it suitable for a wide range of users.

### How often is ProReact updated?

ProReact was last updated on July 10, 2020, to version 1.2.0. It was initially released on July 4, 2020.

### What are the gameplay mechanics of ProReact?

The core gameplay involves quick reflexes to tap the screen in response to visual or haptic cues, aiming to achieve the fastest possible reaction time.

## Version history (last 3 releases)

### 1.2.0 — 2020-07-10

New in Version 1.2.0
• Game Center Leaderboard
• Game Center Challenges
• UI Redesign
- Removed iCloud Support due to added Game Center Support.

Thanks for the great feedback!

### 1.0.1 — 2020-07-08

New in Version 1.0.1
• iCloud Sync for Highscore
• Links in the about view are tappable

### 1.0 — 2020-07-04

No release notes.

## Apps similar to ProReact

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Reaction Time & Reflex Test](https://appshunter.io/ios/app/reaction-time-and-reflex-test/id1516097125) | 4.5 (1,694) | Free | Games |
| [Reaction Speed Reflex Trainer](https://appshunter.io/ios/app/reaction-speed-reflex-trainer/id1250540980) | 4.6 (1,042) | Free | Games |
| [Reaction Timer Game](https://appshunter.io/ios/app/reaction-timer-game/id572319874) | 4.2 (69) | Free | Games |
| [Reaction Arcade](https://appshunter.io/ios/app/reaction-arcade/id6749246696) | — | Free | Games |
| [Typr](https://appshunter.io/ios/app/typr/id864343104) | 4.7 (50) | Free | Games |
| [iSpeedTester](https://appshunter.io/ios/app/ispeedtester/id441973889) | 5.0 (1) | $0.99 | Games |

## More apps by Kropf IT e.U.

- [Libre Yachting](https://appshunter.io/ios/app/libre-yachting/id6444675377)
- [Safe im Netz](https://appshunter.io/ios/app/safe-im-netz/id6468965798)
- [PerMed Zeiterfassung](https://appshunter.io/ios/app/permed-zeiterfassung/id6476132006)
- [Ginger Gin Challenge](https://appshunter.io/ios/app/ginger-gin-challenge/id6547859048)
- [ProCare Zeiterfassung](https://appshunter.io/ios/app/procare-zeiterfassung/id6754641292)

All apps by Kropf IT e.U.: https://appshunter.io/developer/1482647335

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*