Diadoku

Train your logic with Diadoku, a polished puzzle game built around one elegant challenge: place exactly one diamond in every row, column, and colored region. Think carefully—diamonds may not touch, even diagonally. Every move matters, and three mistakes end the round. FEATURES • 100 progressively challenging levels • A new Daily Puzzle to solve every day • Clear visual rules and a guided first-play tutorial • Helpful hints when you get stuck • Daily rewards that refill your hints • Track your best time, moves, and three-star results • Submit and vote on feature requests inside the app • Calm, premium-inspired visuals and satisfying feedback • Play the puzzles offline Easy to learn, rewarding to master. Take a quiet break, sharpen your deduction skills, and discover the correct place for every diamond.