Test your math speed in a timed competition against players worldwide. Answer as many questions as possible in 15 seconds, but beware of point deductions for incorrect answers. Climb the international leaderboard to prove you're the top genius.






10+ similar games compared and reviewed
Whether you want more options like Circlix or a completely different take on the same concept, our curated list of 10+ similar apps and games has you covered. Updated for 2026 with the latest ratings and comparisons.






Test your math speed in a timed competition against players worldwide. Answer as many questions as possible in 15 seconds, but beware of point deductions for incorrect answers. Climb the international leaderboard to prove you're the top genius.







Manage your own 3D printing business, starting with simple models and expanding your empire. Upgrade your printer, unlock new designs, and enjoy idle progression even when offline. Become a 3D printing tycoon.