Color Sudoku - Colrx

COLRX brings a fresh, vibrant twist to the classic puzzle. Instead of just numbers, solve with colors, letters, and even words. Whether you're a Sudoku beginner or a seasoned solver, COLRX offers something new to love.

FIVE UNIQUE GAME MODES

• Color Number Sudoku — Colors with number labels. The perfect blend of classic and colorful.
• Color Sudoku — Pure color puzzles. No text, just colors.
• Number Sudoku — The timeless classic with numbers 1–9.
• Wordoku — Letters replace numbers. Same rules, fresh challenge.
• Spelling Wordoku — Solve the grid so one row spells a hidden word. Can you find it?

TWO GRID SIZES Play on a quick 4×4 grid or the full 9×9 experience.

FOUR DIFFICULTY LEVELS Easy, Medium, Hard, and Expert. Each level gives fewer clues and demands sharper logic.

DAILY CHALLENGE A new puzzle every day. Build your streak and stay sharp.

SMART TOOLS

• Pencil Mode — Mark possible candidates without committing.
• Hints — Stuck? Reveal a cell to keep moving.
• Undo — Made a mistake? Roll it back instantly.

TRACK YOUR PROGRESS Earn XP with every solve. Level up across difficulties. Track your games played, completion rate, best times, and streaks.

COMPETE GLOBALLY Climb the Game Center leaderboard and see how you rank against players worldwide.

MAKE IT YOURS Choose from beautiful color themes. Pick your favorite accent color. Play your way.

COLRX PRO Unlock all five game modes, every difficulty, daily challenges, and all color themes with a single one-time purchase. No subscriptions. No ads. Yours forever.

Download COLRX and see Sudoku in a whole new light.

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