FRESH BATTLES
Start a newly generated Sudoku whenever you play.
PUZZLE POWER // KAIJU IMPACT
Solve. Strike. Save the city.
Finish rows, columns, and 3×3 blocks to power Shinka's attacks. Complete the grid to unleash Sudoku Nova and defeat Goromoth.
THREE MOVES. ONE CITY TO SAVE.
Pick Easy with 49 clues, Medium with 40 clues, or Hard with 31 clues. Every game starts with a fresh, uniquely solvable puzzle.
Finish a row, column, or 3×3 block correctly and Shinka lands a direct hit. Harder modes multiply your score.
Complete the full grid to charge the final move, defeat Goromoth, and save the city.
SUDOKU WITH GIANT-MONSTER IMPACT
Classic Sudoku logic drives an arcade-style kaiju showdown. Watch Goromoth's energy fall as you complete the board, build your score, and charge the finishing strike.
Start a newly generated Sudoku whenever you play.
Rows, columns, and blocks become attacks, energy loss, and score.
Choose Easy, Medium, or Hard and toggle sound at any time.
No ads, accounts, analytics, tracking, or personal-data collection.
CITY ALERT // SHINKA NEEDS YOU
Play SUDOKAIJU free on iPhone and iPad. No ads. No accounts. No in-app purchases.
For support, privacy questions, or feedback about SUDOKAIJU, contact the publisher.