Sudoku Forge

Challenge yourself with cage sudoku — the ultimate number puzzle.

Fill the 9×9 grid with digits 1-9, where each dotted cage must sum to its target number. No repeats in any row, column, box, or cage.

FOUR DIFFICULTY LEVELS
• Easy — Plenty of given digits to get you started
• Medium — Fewer clues, bigger cages
• Hard — Minimal help, complex deduction required
• Expert — Empty grid, pure logic

DAILY CHALLENGES
A new puzzle every day. Track your streak and compete with yourself. Difficulty rotates throughout the week.

SMART TOOLS
• Pencil marks for tracking candidates
• Unlimited undo/redo
• Hints when you're stuck
• Error highlighting (toggleable)
• Number-first input mode

DESIGNED TO RESPECT YOUR TIME
• No ads during puzzles. Ever.
• No timers pressuring you
• No lives or energy systems
• Remove all ads for a one-time $5.99 purchase

BEAUTIFUL DARK DESIGN
Clean, modern interface with color-coded cages for instant readability. Three visual themes to match your style.

TRACK YOUR PROGRESS
• Per-difficulty statistics
• Win rate and best times
• Streak tracking
• Daily challenge calendar

From Forge Hut — crafted puzzle experiences.