Free browser-based 3x3 trainer with same-scramble friend matches - feedback wanted

Daehoon

Member
Joined
Nov 9, 2026
Messages
1
Hi everyone,

I built CUBE LAB, a free browser-based 3x3 practice tool:

The main feature I wanted to make is friend matches. One person creates a match link and sends it to a friend. Both players open the link on separate devices and receive the same scrambled cube, so they can run their own timers and compare their results. It works both side by side in the same room and remotely.

The site currently includes:
- a directly manipulable 3D cube
- move buttons and a timer
- same-scramble friend match links
- an anonymous Top 5 ranking
- a short first-solve practice
- beginner guides in English and Korean

It works without an account and is intended mainly for beginners and casual matches rather than official speedcubing results.

I would especially appreciate feedback on:
1. whether the cube controls feel natural on desktop and mobile,
2. whether creating and joining a friend match is clear,
3. what would make you return for another session.

I made the site myself and am still improving it, so specific criticism is welcome.
 
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