♞
SmartChessMath Grand Challenge Accuracy first. Speed earns bonus points.

Player Registration

Join the Grand Challenge

Create your player profile once. Your rated matches, results and rating stay connected to your Player ID.

Play up to 7 friendly matches. Ratings are not affected.
OR REGISTER
Language
Date of Birth
Enter your date of birth to discover tournaments for your age group and compete for prizes and certificates. Your date of birth remains private and is used only to determine your tournament eligibility.
Use the name and country shown on your official ID — they may be used to verify prizes and certificates.
Account & Contact
Settings
The available voices come from this device.
Install SmartChessMath Add SmartChessMath to your home screen for one-tap access.

Contact details are stored with your player profile and are not shown to opponents.

Checking server connection…

Welcome back

Player

🌍 Country Rating 1200
Settings
Language
Install SmartChessMath Add SmartChessMath to your home screen for one-tap access.
Use another account

I already have an account

Restore your SmartChessMath account

Enter the email address you used when registering. We will send a 6-digit code.

♞

Finding an Opponent

Searching for a player close to your rating.

Rating range: —
✨

Opponent Found!

A close match is ready.

VS
10 Same QuestionsAccuracy FirstSpeed BonusRated Match

Connecting both devices…

3

Get ready!

The first question will appear now.

VS Question 1 / 10 Rated
Chess Numbers
20

Question

Choose the correct answer

Both players receive exactly the same question.

Accuracy first. Speed adds bonus points. Opponent thinking…
Protected Match
🏆

You Win!

0 – 0

Match Series: 0 – 0

0/10Correct
1200 → 1212Rating (+12)
0.0sAverage Time

!

Connection Problem

The server connection was interrupted.