
Human Benchmark
Reaction-Time-Test.org
Click Speed Reaction Time Test
reaction-time-test.io
Fast Reaction Test
Best Reaction Test
ClickingTests
ReactionTest is a free online platform for testing and improving reaction speed, reflexes, attention, and decision-making. Try reaction time tests, color reaction tests, Go/No-Go challenges, F1 starting light simulations, and sustained attention test

SourceForge.net: ShellNewHandler details page
Which is more popular?
Based on our record, ShellNewHandler seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | reactiontest.app | sourceforge.net |
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What each product offers, as listed by its team.


No features have been listed yet.
An editorial look at what each product does well and who it suits.


No analysis of ReactionTest.app yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing ReactionTest.app and ShellNewHandler.
ReactionTest.app's answer
ReactionTest goes beyond a basic reaction time test by offering different tests for reaction speed, decision-making, impulse control, sustained attention, and reflexes. It combines quick, accessible browser-based tests with clear results and educational content to help users understand and improve their performance.
ReactionTest.app's answer
ReactionTest is designed for anyone interested in reaction speed, reflexes, attention, and cognitive performance. Its audience includes casual users, gamers, athletes, students, drivers, researchers, and anyone who wants to test or improve their reaction time.
ReactionTest.app's answer
ReactionTest is free, easy to use, and requires no downloads or registration. Users can choose from multiple specialized reaction and attention tests, get results within seconds, and track their performance over time. It is designed to be both fun for casual users and informative for people interested in cognitive performance.
ReactionTest.app's answer
ReactionTest was created to make reaction time and attention testing simple, accessible, and engaging. Instead of offering only a basic reaction speed test, the platform brings together different tests that explore how people respond to visual signals, make decisions, control impulses, and maintain attention. The goal is to give everyone an easy way to test themselves and better understand their performance.
ReactionTest.app's answer
ReactionTest is built with modern web technologies, including TypeScript, Vue 3, and responsive HTML/CSS. The platform uses browser-based JavaScript timing and interaction APIs to deliver fast, interactive reaction and attention tests across desktop and mobile devices.
ReactionTest.app's answer
ReactionTest is currently primarily used by individual users rather than large enterprise customers.
Share your experience with using ReactionTest.app and ShellNewHandler. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking ReactionTest.app since Aug 2026.
Use Shell New Handler. Run the portable app and simply untick the items you don't want to appear in your new context menu. Source: about 4 years ago
I've always used ShellNewHandler for this. It's a really simple portable utility that allows you to remove most of the items from that menu. Tested it out on Windows 11 and it's still compatible. Source: over 5 years ago
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