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GitHub City VS Reaction-Time-Test.org

Compare GitHub City VS Reaction-Time-Test.org and see what are their differences

GitHub City

GitHub Ctiy uses ThreeJS to create a 3D city from your GitHub contributions.

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Rating
0 reviews
Pricing
Open source
Promote on VibeVoted
Alternatives Is it good?
Reaction-Time-Test.org

Reaction Time Test - Measure Your Response Speed Online

Rating
0 reviews
Pricing
Open source Free
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warmup.rocks keeps your CDN cache warm in every edge location worldwide: Cloudflare, Fastly, Akamai, CloudFront and more. Warming from 42 countries, hit-ratio analytics. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Reaction-Time-Test.org seems to be more popular. It has been mentioned 1 time since March 2021.

social mentions
0 vs 1
Developer Tools popularity
100% vs 0%
alternatives listed
88 vs 34

Base details

Website, pricing, platforms and company facts side by side.

GitHub City
Reaction-Time-Test.org
Website honzaap.github.io reaction-time-test.org
Pricing
Open source
Open source Free
Listed in
Developer Tools Productivity Web App Analytics +1
Gaming Online Tests Games Mouse Tools +1

Features and specs

What each product offers, as listed by its team.

GitHub City 0 features
Reaction-Time-Test.org 5 features

No features have been listed yet.

  • Simple and Accessible
    Reaction-Time-Test.org offers a straightforward, browser-based reaction time test that requires no downloads, installations, or account creation. Users can start testing their reaction time immediately upon visiting the site.
  • Free to Use
    The tool is completely free, making it accessible to anyone with an internet connection who wants to measure their reaction time without any financial commitment.
  • Easy to Understand
    The test mechanics are intuitive and simple — typically involving clicking or pressing a button when a visual stimulus appears. This makes it usable by people of all ages and technical skill levels.
  • Quick Results
    Users receive their reaction time results instantly after completing the test, displayed in milliseconds, allowing for immediate feedback and the ability to quickly retry and compare results.
  • Lightweight and Fast Loading
    The website is minimal in design and loads quickly, meaning users don't have to wait long or deal with heavy page loads before they can start testing their reaction times.

Possible disadvantages

  • Limited Features
    Compared to more comprehensive cognitive testing platforms, the site offers a relatively basic reaction time test without advanced options like different stimulus types, customizable settings, or detailed analytics.
  • No Progress Tracking or History
    The site typically does not offer built-in user accounts or historical tracking, so users cannot easily monitor their reaction time improvements over time without manually recording their results.
  • Device and Browser Variability
    Reaction time measurements can be affected by device hardware, browser performance, input lag, and monitor refresh rates, meaning results may not be perfectly accurate or consistent across different setups.
  • Ad Presence
    Like many free web tools, the site may display advertisements that can be distracting and potentially interfere with the user experience or even affect test concentration.
  • Limited Scientific Rigor
    The test is designed for casual use and entertainment rather than clinical or research-grade measurement. Results should not be considered medically or scientifically precise compared to controlled laboratory instruments.

Analysis

An editorial look at what each product does well and who it suits.

GitHub City
Reaction-Time-Test.org

No analysis of GitHub City yet.

Overall verdict

  • Reaction-Time-Test.org is a solid, free online tool for measuring and improving your reaction speed, offering a simple and accessible way to test reflexes without any downloads or sign-ups.

Why this product is good

  • Completely free to use with no registration required
  • Simple and intuitive interface that works instantly in any browser
  • Provides quick feedback on your reaction time in milliseconds
  • Allows repeated attempts to track and improve performance over time
  • Works across desktop and mobile devices for convenient testing anywhere

Recommended for

  • Gamers wanting to measure and sharpen their reflexes
  • Students or researchers curious about cognitive and motor response speed
  • Athletes looking to benchmark their reaction times
  • Casual users seeking a fun way to test and challenge friends
  • Anyone interested in tracking reaction-time improvements through practice

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
GitHub City
Reaction-Time-Test.org
100% 100%
Developer Tools
0% 0%
0% 0%
Games
100% 100%
100% 100%
Productivity
0% 0%
0% 0%
Online Tests
100% 100%

Questions & Answers

As answered by people managing GitHub City and Reaction-Time-Test.org.

Why should a person choose your product over its competitors?

Reaction-Time-Test.org's answer:

The overall experience is better

What makes your product unique?

Reaction-Time-Test.org's answer:

5 rounds of testing are more accurate, completely free, multilingual

User comments

Share your experience with using GitHub City and Reaction-Time-Test.org. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

GitHub City 0 mentions
Reaction-Time-Test.org 1 mention

Tracking GitHub City since Jul 2022.

  • Designing a Reaction-Time Test as a Small, Explicit UI State Machine
    I run Reaction Time Test, a browser-based tool with a five-round visual test and additional clicking, memory and aiming activities. This article describes a general design approach for similar interfaces; it is not a claim about the... - Source: dev.to / 29 days ago

Alternatives to GitHub City and Reaction-Time-Test.org

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