Sudoku — Killer & Daily Puzzle

New: Killer Sudoku, Mini 6×6, Sudoku X, 6 difficulty levels up to Extreme, Coach hints, Daily streaks & iCloud sync. Zero ads. Always.

The Sudoku app that gives you more — not fewer ads.

While competitors charge just to remove ads, ours has none. Never has. Premium unlocks more game: Killer Sudoku, Coach hints, advanced themes, and tools that make you a better solver.

FOUR WAYS TO PLAY

Classic 9×9 The timeless puzzle. Fill every row, column, and 3×3 box with digits 1–9. Every puzzle has exactly one solution.

Sudoku X Both long diagonals must also contain 1–9. One extra constraint that changes every strategy.

Killer Sudoku Premium No given digits. Cages show you the target sum — you work out where every digit goes from pure logic alone.

Mini 6×6 Premium Fast, satisfying puzzles on a 6×6 grid. Perfect for a three-minute break.

SIX DIFFICULTY LEVELS

Easy · Medium · Hard · Expert · Master · Extreme

Only 17 starting clues on Extreme. No guessing — just logic pushed to its limit.

DAILY CHALLENGE & STREAKS

A fresh puzzle every day. Build a streak, earn trophies, and replay any past daily from the calendar archive. Streak freezes replenish monthly so a busy day doesn't erase your chain.

SMART TOOLS

Notes Pencil-mark candidates. Auto-clear when the cell is solved.

Coach Hints Premium Step-by-step logical guidance — not just the answer. Understand why each move works.

Auto-Notes Premium Fill every candidate instantly. Start solving, not scanning.

Mistake Check Premium Highlight any cell that conflicts with the solution.

Undo · Erase · Duplicate Highlight Controls that stay out of your way until you need them.

ACHIEVEMENTS

Ten badges that track real progress: First Victory · Dedicated Solver · Perfectionist · On a Roll · Week Warrior · Weekly Champion · Diagonal Master · Expert Mind · Speed Demon · No Hints Needed

HOME SCREEN WIDGET

The Daily Challenge on your Home Screen. One tap and you're solving.

PREMIUM TRY FREE FOR 3 DAYS

3-day free trial, then $24.99/year. Also available weekly ($2.99) or lifetime ($44.99).

Premium adds: Killer Sudoku · Mini 6×6 · Unlimited hints · Coach hints · Auto-notes · Mistake check · Extended undo · Extra board themes · Full daily archive · iCloud sync for streaks and achievements.

Core gameplay Classic 9×9, Sudoku X, Daily Challenge stays generous for everyone.

OFFLINE, ALWAYS

No internet required. Puzzles generate entirely on-device. Play on a plane, underground, anywhere. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://docs.google.com/document/d/1Y4Mhhyeza2RJlpv2dAGQ2yM7A4Lisr6Y8B_jnYcvg-c/edit?usp=sharing