Windows · Free download · General

Reaction Timer1.3.0.0

Reaction Timer : Test your response time by pressing spacebar as soon as the application starts a countdown based on the maximum delay you specify

Operating system
Windows 10/11
File size
13 KB
License
Freeware
Last updated
Apr 30, 2026

98 downloads·538 page views

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Overview

What is Reaction Timer?

Reaction Timer : Test your response time by pressing spacebar as soon as the application starts a countdown based on the maximum delay you specify

In depth

A closer look at Reaction Timer

Reaction Timer is a simple application you can use to test your reaction type using the keyboard. It starts counting randomly and asks you to press the spacebar as soon as this happens, in order to record the difference between the start and press time. It features intuitive options that even inexperienced users can quickly figure out.

Portable utility with a simple GUI

The entire program's wrapped into a single .exe file that can be copied anywhere on the disk or moved to a USB flash drive to fire it up on any machine without any setup. It doesn't change the system registry settings, need DLLs or other components to work, or generate files on the computer without asking for your permission. To get rid of it, you just have to delete this file.As far as the GUI is concerned, Reaction Timer has a single window that shows a button, timed value, status bar, and a small area for entering the maximum period before starting the countdown arbitrarily (in seconds).

Test your reaction time by pressing spacebar

Once you trigger the timer with one click, the application starts counting randomly and plays a beeping sound to notify you to press the spacebar as soon as you can. The countdown stops after this action is performed, and you can find out your reaction time in seconds and milliseconds.In the following step, you can either exit the program or start a new countdown. Unfortunately, Reaction Timer doesn't implement features for recording reaction time to give you an idea of your progress between different sessions.

Evaluation and conclusion

The app may seem rudimentary but it's straightforward and easy to use by anyone interested in calculating their reaction time in a distraction-free environment without complex customization preferences. CPU and RAM usage was minimal in our tests.

Requirements

System requirements

Windows 8 64 bit / Windows 8 / Windows 7 64 bit / Windows 7 / Windows Vista 64 bit / Windows Vista / Windows XP / Windows 2000

Verdict

Should you download Reaction Timer?

Reaction Timer runs on Windows 10/11 and is available under the Freeware license — the installer is 13 KB. We’ve catalogued it under General.

Verified clean. Every Reaction Timer build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
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At a glance

Reaction Timer specifications

Category
General
Publisher
George Jopling
Last updated
Apr 30, 2026
Requirements
Windows 8 64 bit / Windows 8 / Windows 7 64 bit / Windows 7 / Windows Vista 64 bit / Windows Vista / Windows XP / Windows 2000
License
Freeware
Operating system
Windows 10/11
File size
13 KB
Price
Free
Page views
538

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