Downloads
A simple ad-free tool for measuring your reaction time.
AppBrain's verdict
EstablishedLoved by users- Rating on Google Play
- 4.50
- 206 ratings
- Installs
- 53 thousand
- Last updated
- August 13, 2026
- Ads
- No ads
- Size
- 6.05 MB
Reaction Time has 53 thousand installs. Users love it: 4.5 stars from 206 ratings.
User feedback
Ratings and reviews on Google PlayComments on Reaction Time for Android
Google Play Rating history and histogram
Store listing
By Hackman, from Google PlayDescription by Hackman Written by the developer, not by AppBrain. Click to read.
A novel hold-and-release system combined with trials is used.
* How to use *
To begin, press and hold your finger to the screen.
When the screen turns green, lift your finger up as fast as you can.
Complete a total of 5 trials to get a final average of your reaction time.
No lifting early! Lifting early causes your current run to be reset.
Recent changes:
Update to support the latest version of Android, Android 17 (API 37).
Safety and technology
Found in the app by AppBrain- Ads
- No ads
- Price
- Free
- Libraries
- 30
- App size
- 6.05 MB
- Needs Android
- 8.0+
- Content rating
- Everyone
Technologies used by Reaction Time
Releases
Updates seen on Google Play- Version
- 2.3.0
- Launched
- May 2016
Alternatives
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Installs
Tracked by AppBrain- Last 30 days
- 62
- Play install range
- 50+ thousand
- Launched
- May 2016
Installs over time
Reaction Time has been installed 53 thousand times. Over the past 30 days, it has been installed 62 times.
Rankings
Google Play top chartsGoogle Play Rankings for Reaction Time
About the app and developer
About Reaction Time
Reaction Time is a tools app developed by Hackman.
Install Statistics
Reaction Time has been downloaded 53 thousand times. In the last 30 days, the app was downloaded 62 times.
User Ratings
Reaction Time is rated 4.50 out of 5 stars. The rating is based on 210 ratings.
App Information
Reaction Time is freely available from Google Play. The APK size is 6.05 MB. The latest APK version available is 2.3.0. The last update was on August 13, 2026.
Technical Requirements
Reaction Time requires Android 8.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play since May 2016.
Reaction Time is made and published by Hackman. AppBrain is an independent app data site and isn't affiliated with Hackman. The app name, icon, screenshots and description belong to Hackman and are shown as published on Google Play.
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