Engage your mind with a calming math grid puzzle. Fill the grid with numbers, applying operations to meet target answers for each row and column. Enjoy daily challenges or unlimited practice with helpful tools.






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Whether you want more options like Sum 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.






Engage your mind with a calming math grid puzzle. Fill the grid with numbers, applying operations to meet target answers for each row and column. Enjoy daily challenges or unlimited practice with helpful tools.






