Join 'Brain Battle' Beta Test!

Compete in Math Skills
with Friends & Global Players!

Don't miss the Chance!

🎁Receive $50🎁

  • 1) Dive in First!

    Fill out the application below!

    2) Play & Get Rewarded!

    Play space math games and check your email for a survey.

    Fill it and you can win a $50 Amazon Gift Card!
    (Drawing of 20 participants)

    3) Extra Bonus!

    Chat with our team on ‘Brain Battle’ and earn a $100 Amazon Gift Card!

  • Test your math skills in a race
    against other players

  • Invite your friends
    to play ‘Brain Battle’ for free

  • Compete against
    rivals worldwide, instantly

Please fill out the application form👇

Follow the Instructions Below

How to Explore the Beta Test App

Survey Sign-Up

After signing up for the survey, an email with a link to install the beta test app will be sent to you within 1-2 minutes.

Check Your Email & Click the Link

Mathpid Team will send you an email within 24 hours.
Look for an email like the one on the left.

* It may be in your spam or junk mail folder. Kindly check there!

If you do not receive the email, please contact us at the email address below.
- Email :

Download the Beta Test App

For Android
1) Join 'Google Groups' named "Brain Battle in Mathpid"
2) Click on the image below that has the text 'How to Download the Brain Battle...
3) Become a Beta Tester!
4) The app you downloaded should look like the image on the left.

For iOS
1) Download the "TestFlight" app.

*Note: TestFlight is Apple's official beta testing app.

Play the Game

Touch 'Brain Battle' button on the Mathpid's main page and enjoy the game!

Survey Participation

Three days after you apply to participate in the game, you will receive an email with a link to the survey.

If you have any further questions about becoming a beta tester,
please get in touch with us at the email address below.