Alternatives

Products that do what ReflexX does

A professional reaction time testing platform

1. 1
   Reflex Trainer▲69

   Improve your reaction times

   2019

2. 2
   Reflex Rooster▲100

   Can You React in Under 300ms!?

   Feb 2026

3. 3
   Reflex▲217

   Prompt to production app, in Pure Python

   Oct 2025

4. 4
   Reflexio:Reaction Game▲3

   Mini games to test your reaction speed and focus

   Mar 2026

5. 5
   Reflex▲859

   Build web apps in pure Python

   2024 · github.com

6. 6
   Reflex Cloud▲631

   Build web apps in pure Python + deploy with a single command

   2024 · reflex.dev

7. 7
   OneTapTool Reaction Time Test▲4

   Test your reflexes free — 5 rounds, instant score

   Jul 2026 · onetaptool.com

8. 8
   Reflect▲629

   Fast networked note-taking

   2022 · reflect.app

9. 9
   ReflexForge▲3

   Free browser-based reflex training for gamers

   Jul 2026 · reflexforge.com

10. 10
    Brain Booster▲97

    Test your memory, arithmetic and reflexes

    2021

11. 11
    Mupixa 2.0▲74

    Remote usability testing, eye tracking, heatmaps, replays

    2021

12. 12
    Raxup▲266

    Your mental gym

    2024

13. 13
    F1 Reflex Test

    Test your reaction time and earn your F1 driver rank

    Mar 2026 · reaction-lab.netlify.app

14. 14
    Check Reaction Time

    Test your reflexes online

    Jan 2026

15. 15
    Pick a Test▲1

    Tests for reaction time, memory, and attention

    Aug 2026 · picktests.com

16. 16
    ClickingTests▲94

    Test your click speed, click accuracy, and reaction time

    2025

17. 17
    ReactionTime▲2

    Reaction Time Tool Website

    Mar 2026 · reactiontime.in

18. 18
    F1 Reaction Test App

    Increase your focus and Concentration.

    Apr 2026 · lofiking.gumroad.com

19. 19
    CheckReaction — Free Cognitive Tests▲1

    Measure your reaction, aim, typing, memory — no signup

    Jul 2026 · checkreaction.com

20. 20
    Reaction Timer for Mac▲67

    A simple but addictive reaction based game. Now on macOS!

    2020

21. 21
    Reflect 2.0▲97

    A no-code testing platform for web apps

    2021

22. 22
    Best Reaction Test▲1

    Test your reaction time in 5 rounds — free, no signup

    3d ago

23. 23
    BrainGames Zones▲1

    Test your reaction time & memory. See how you stack up.

    Jan 2026

24. 24
    Mocko▲48

    Don't just Practice, Experience the Exam.

    Oct 2025

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