Test your color vision sharpness!

This version of the game has no advertising.
We recommend you to download the free version, and if you will like it, then buy this version.
You can find a free version on the Apple Store, by typing in the search: "Eye Trainer KUKU KUBE Ruslan Goncharenko".

Eye Trainer is a simple puzzle game app of kuku kube which will test your color vision sharpness.

Do you think this is easy? Check!

There are two modes:
1) "Timer": you will be given 60 seconds for doing the test, find the different box of kube from the whole board of colors.
2) "Infinity": find the different box of kube from the whole board of colors with no time limits.

Is it difficult to guess the color? Try to change the background color, and perhaps you will succeed!

You can use both your eyes or cover one of your eyes to get better vision.
Points information:
* 30 points or more -> sharp eyes
* 20-29 points -> normal eyes
* 10-19 points -> weak eyes
* 9 points or less -> you should check your eyes with the doctor.

Test your eye sharpness vision now, play with Eye Trainer!

Note: this is not a medical test.

What’s New

Version 1.0.1

This app has been updated by Apple to use the latest Apple signing certificate.

App Privacy

The developer, Ruslan Goncharenko, has not provided details about its privacy practices and handling of data to Apple.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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