GridMind: Sudoku & Killer
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About this game
GridMind: Sudoku & Killer Sudoku
Free sudoku puzzle game. Play offline, no wifi needed. Classic Sudoku and Killer Sudoku in one clean app - from Beginner to Master.
TWO PUZZLE TYPES, ZERO COMPROMISE:
• Classic Sudoku - the timeless 9×9 number puzzle across six difficulty levels: Beginner, Easy, Medium, Hard, Expert, and Master
• Killer Sudoku - cage-based variant where groups of cells must sum to target values. A fresh challenge even for seasoned solvers.
SMART HINTS THAT TEACH:
Stuck on a hard sudoku puzzle? GridMind's multi-stage hint system teaches you the technique, not just the answer. Get a nudge toward the right region, a pointer to the specific cell, or a full explanation of why the move works. Learn Naked Pairs, X-Wings, Swordfish, and more - while you play.
DAILY CHALLENGES:
Two fresh sudoku puzzles every day - one Classic, one Killer. Identical for all players worldwide. Complete them to earn bonus stars and keep your daily streak alive.
EARN & SPEND STARS:
Complete puzzles to earn stars. Spend them on hints, streak freezes, and premium themes. No pay-to-win - everything is earnable through play. The full game is free.
BEAUTIFUL THEMES:
Five hand-crafted board themes:
• Classic - clean white with blue highlights (free)
• Midnight - dark gray with amber accents (free)
• Ocean - deep blue with cyan highlights
• Forest - sage green with warm earth tones
• Paper - cream sepia with a notebook feel
TRACK YOUR PROGRESS:
• Daily streak with freeze protection
• 20 achievements to unlock
• Detailed stats: best times, averages, win rate, solve history
• Auto-save - resume any puzzle exactly where you left off
• Skill progression tracking across all six difficulty levels
FULLY CUSTOMISABLE:
• Error highlighting: instant (strict), check-on-demand, or off
• 3-mistake limit mode for added tension
• Number-first input for power users
• Timer visibility toggle
• Auto-clean pencil marks
• Colorblind mode with shape indicators
• Haptic feedback
CLEAN, DISTRACTION-FREE DESIGN:
The board dominates the screen. No clutter. Large touch targets. Smooth animations. A sudoku app that gets out of your way and lets you think.
OFFLINE. FREE. NO ACCOUNT.
All game data is stored locally on your device. Play anywhere - no internet, no wifi, no sign-up required. GridMind works completely offline. No ads in beta.
Free sudoku puzzle game. Play offline, no wifi needed. Classic Sudoku and Killer Sudoku in one clean app - from Beginner to Master.
TWO PUZZLE TYPES, ZERO COMPROMISE:
• Classic Sudoku - the timeless 9×9 number puzzle across six difficulty levels: Beginner, Easy, Medium, Hard, Expert, and Master
• Killer Sudoku - cage-based variant where groups of cells must sum to target values. A fresh challenge even for seasoned solvers.
SMART HINTS THAT TEACH:
Stuck on a hard sudoku puzzle? GridMind's multi-stage hint system teaches you the technique, not just the answer. Get a nudge toward the right region, a pointer to the specific cell, or a full explanation of why the move works. Learn Naked Pairs, X-Wings, Swordfish, and more - while you play.
DAILY CHALLENGES:
Two fresh sudoku puzzles every day - one Classic, one Killer. Identical for all players worldwide. Complete them to earn bonus stars and keep your daily streak alive.
EARN & SPEND STARS:
Complete puzzles to earn stars. Spend them on hints, streak freezes, and premium themes. No pay-to-win - everything is earnable through play. The full game is free.
BEAUTIFUL THEMES:
Five hand-crafted board themes:
• Classic - clean white with blue highlights (free)
• Midnight - dark gray with amber accents (free)
• Ocean - deep blue with cyan highlights
• Forest - sage green with warm earth tones
• Paper - cream sepia with a notebook feel
TRACK YOUR PROGRESS:
• Daily streak with freeze protection
• 20 achievements to unlock
• Detailed stats: best times, averages, win rate, solve history
• Auto-save - resume any puzzle exactly where you left off
• Skill progression tracking across all six difficulty levels
FULLY CUSTOMISABLE:
• Error highlighting: instant (strict), check-on-demand, or off
• 3-mistake limit mode for added tension
• Number-first input for power users
• Timer visibility toggle
• Auto-clean pencil marks
• Colorblind mode with shape indicators
• Haptic feedback
CLEAN, DISTRACTION-FREE DESIGN:
The board dominates the screen. No clutter. Large touch targets. Smooth animations. A sudoku app that gets out of your way and lets you think.
OFFLINE. FREE. NO ACCOUNT.
All game data is stored locally on your device. Play anywhere - no internet, no wifi, no sign-up required. GridMind works completely offline. No ads in beta.
Updated on
Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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What’s new
New features & improvements - v1.2.1:
• Added a new interactive, step-by-step tutorial for beginner players
• Fixed an issue where unlocked difficulty levels might not visually update immediately
• Resolved a bug that prevented Privacy Policy and Terms of Service links from opening
• Improved Home Screen layout and labeling for a more consistent experience
• Added a new interactive, step-by-step tutorial for beginner players
• Fixed an issue where unlocked difficulty levels might not visually update immediately
• Resolved a bug that prevented Privacy Policy and Terms of Service links from opening
• Improved Home Screen layout and labeling for a more consistent experience
