Sudokov - Classic Sudoku

Thousands of puzzles. Five difficulty levels. Zero clutter. Sudokov is the Sudoku app for players who care about the game, not the ads. Whether you're a beginner learning the basics or an expert chasing sub-minute solves, there's always a challenge waiting. Every puzzle is uniquely generated — you'll never see the same one twice. HOW TO PLAY Place numbers 1–9 in every row, column, and 3×3 box. You start each puzzle with a set of lives — make too many mistakes and it's game over. Use hints when you're stuck, or push yourself to solve clean. TRACK EVERY WIN Your stats tell the full story: solve times, win rates, and streaks broken down by difficulty. Watch yourself improve over days and weeks. CHASE 19 ACHIEVEMENTS Finish your first puzzle. Hit a 7-day streak. Solve one in under 60 seconds. Win with only one life remaining. Complete 100 puzzles at a single difficulty. Every milestone unlocks with a celebration. FEATURES • Five levels: Basic, Easy, Medium, Hard, Hardcore • Lives system — every mistake counts • Hints when you need a nudge • Score system rewarding speed and accuracy • Daily streak tracking to build consistency • Detailed statistics for each difficulty level • 19 achievements to earn • Clean, distraction-free design • Works completely offline Built for focus. No interruptions. Just you and the puzzle.