Sudoku Puzzle Pack

A clean, focused Sudoku experience — no accounts, no internet required, no ads interrupting your game. Two Modes Classic Sudoku for sharp, logical thinking. Killer Sudoku for an extra layer of challenge, where caged cells add up to unlock the solution. Both modes include 80 handcrafted puzzles across four difficulty levels: Easy, Medium, Hard, and Expert. Play Your Way Choose your puzzle from the full grid or let the app pick one at random. Pick up where you left off — your game saves automatically, even across app restarts. Track Your Progress Earn up to 3 stars per puzzle. Beat your best time. Review your stats by difficulty and mode to see how you're improving. Smart Tools Notes mode for penciling in possibilities Auto-fill notes to clear candidates as you solve Hints when you're stuck — highlight mode or auto-fill Undo, erase, and strike tracking for challenge runs Play Offline No connection needed. Every puzzle is built into the app — open it on a plane, in a waiting room, anywhere. Unobtrusive Ads A small banner ad sits at the bottom of the screen. No pop-ups, no full-screen interruptions, no ads between puzzles.