Upon registration, 100 VIP points shall be added to your account.
Every difficulty level features its custom point value added to your points account.
Basic points / VIP:
- Beginner 10 / 15 points
- Easy 20 / 30 points
- Medium 30 / 40 points
- Hard, Cent. squares and Diagonal 40 / 55 points
- Nightmare 50 / 70 points
To keep the game fair, the "Advise number" and "Check my steps" applied to errors deduct a proportional point value.
You may use every 7 thousand points from your current points account for your 21 day free VIP membership.
More points may also obtained through distributing the application among your friends.
You will receive 2,000 VIP points on your current points account for every new referred user who registers and solves at least one Sudoku.
A user registered in this way will initially be credited 1,000 VIP points.
Another bonus for recommending the game (your free VIP membership) is specified in the Referral section.