iPhone Screenshots


Game to enter within a certain period of time the answer of mental arithmetic calculations will appear on the exam.
Many times in a row you can do correct?
It is a challenge to the rankings!

What’s New

Version 1.5

Fixed icon display bug on iPad.

App Privacy

The developer, ERX, 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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