Archived App (Last seen on 5 Sep 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
Test your eyesight!
Sort the color balls darker to lighter.
You should find the proper path to move the balls.
Enjoy!
What's New in Hueline
1.0
October 5, 2022
