This game blends Sudoku and Tetris mechanics, challenging players to strategically place numbered blocks to form lines and squares. Compete against your own high scores or tackle daily challenges with predefined board setups.





232+ iOS apps & games curated and reviewed
Whether you're new to okudoku number brain challenge or looking for an upgrade, our curated collection of 232+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.





This game blends Sudoku and Tetris mechanics, challenging players to strategically place numbered blocks to form lines and squares. Compete against your own high scores or tackle daily challenges with predefined board setups.





Engage in a collection of challenging brain teasers and riddles designed to test your intellect and creativity. This addictive puzzle game offers unexpected solutions and encourages breakthrough thinking. Play offline and develop your problem-solving abilities with its humorous and simple gameplay.




This is a colorful and addictive number block merge game inspired by 2048 mechanics. Connect same numbered blocks to reach higher numbers and achieve new checkpoints. Enjoy strategic gameplay with no time limits and an auto-save feature.


Engage in a challenging math crossword and number puzzle experience. Solve thousands of Killer Sudoku puzzles with enhanced gameplay, daily challenges, and seasonal events. Train your brain and become a sudoku master with helpful hints and notes.


This logic puzzle game combines classic number matching with a wood block theme. Clear numbers by pairing equal digits or pairs that sum to ten. Enjoy daily challenges, track progress, and relax with this brain-teasing experience.


Enjoy the classic paper-and-pencil puzzle game on your phone with a clean, elegant design. Challenge your mind with multiple difficulty levels and helpful tools to aid your solving experience.


Engage in a classic number logic puzzle designed to sharpen your mind. With over 15,000 puzzles and multiple difficulty levels, it offers a challenging yet accessible experience for all players. Enjoy daily challenges, special events, and helpful tools to enhance your gameplay.


Engage your mind with over 5,000 classic Sudoku puzzles across multiple difficulty levels. Enjoy daily challenges, smart hints, and customizable themes for a stress-free, offline gaming experience. Compete globally and explore new puzzle types.


This app offers a comprehensive Sudoku experience with thousands of puzzles across multiple difficulty levels. It includes features like hints, step-by-step help, customizable gameplay, and offline play. Track your progress, unlock achievements, and explore classic and modern Sudoku variations.


Engage in a classic number puzzle experience with no advertisements. This app offers unlimited grids, six difficulty levels, and daily challenges, all within a user-friendly and distraction-free interface. Enjoy a smooth and intuitive gameplay on all your devices.


Engage your mind with over 1000 logic puzzles where you color squares based on number clues to reveal hidden pixel art. This game offers a relaxing experience and brain training, suitable for all skill levels.


Engage your mind with a logic-driven number puzzle game offering thousands of handcrafted challenges. Improve thinking, memory, and concentration with various difficulty levels and grid formats, playable entirely offline.


Tap and merge colorful squares to reach the number 13. This simple yet extremely challenging puzzle game offers addictive gameplay where matching tiles of the same color yields higher numbers. Test your skills and see if you can join the elite 0.01% of players who achieve the ultimate goal.


Engage your mind with a classic number logic puzzle. Offers daily challenges, customizable skins including a night mode, and intelligent hints to help you solve puzzles of varying difficulty. Experience the satisfaction of logic and problem-solving.


This app offers a clean and focused sudoku experience with thousands of handcrafted puzzles for all skill levels. Enjoy a calm environment for brain training, with options for offline play and ad-free solving. Learn strategies with smart hints and daily challenges.


Engage in a relaxing number puzzle game that challenges your mind. Find and match pairs of identical numbers or pairs that sum to ten to clear the board and achieve high scores. With over 1000 levels, it offers endless brain-teasing fun for all ages.


Engage your mind with a classic Sudoku puzzle game offering thousands of challenges across four difficulty levels. Features include note-taking, auto-check, daily challenges, and hints to aid your brain training.


Engage in a classic number matching puzzle game designed to sharpen your mind. Connect pairs of identical numbers or those that sum to ten to clear the board and achieve high scores. Enjoy a relaxing, stress-free experience with endless levels and rewarding collectibles.


This classic logic puzzle challenges you to clear the board by pairing equal digits or digits that sum to ten. It offers a relaxing brain teaser with optional boosters and daily challenges. Improve your numeracy skills while enjoying hours of fun.


This logic puzzle game challenges players to fill a grid with numbers, ensuring sums within cages match designated totals. It offers various difficulty levels, helpful tools like notes and hints, and daily challenges for brain training.