NumCross Puzzle vs Chedoku

NumCross - The Ultimate Number Logic Puzzle Game Dive into the fascinating world of NumCross, where numbers meet logic in challenging mathematical puzzles! Inspired by classic number grid puzzles, NumCross combines mathematics and deductive reasoning to create an engaging brain-training experience. HOW TO PLAY Fill the grid with numbers 1-9, using the hints provided for each row and column. Each hint describes a mathematical property or relationship that the numbers must satisfy: - Prime numbers - Perfect squares and cubes - Even or odd numbers - Palindromes - Ascending or descending digits - Arithmetic operations between words - And many more! No zeros allowed - every cell must contain a digit from 1 to 9. Use logic and mathematical knowledge to deduce which numbers belong where. FEATURES * Hundreds of Unique Puzzles Every puzzle is uniquely generated with a distinct three-word name for easy reference and sharing. * Five Grid Sizes Choose your challenge level with puzzles ranging from 2×2 to 6×6 grids. Start small and work your way up to master-level puzzles. * Auto-Save Progress Your progress is automatically saved. Switch between puzzles or close the app - you'll always pick up right where you left off. * Hint System Long-press any cell label to reveal its hint. The hint validation system shows you when you've correctly filled a word. * Candidate Mode Use candidate mode to track possible numbers for each cell - perfect for complex puzzles requiring careful deduction. * Share as PDF Generate beautiful PDF versions of any puzzle to share with friends or solve on paper. * Cheat Button Stuck? The cheat button will fill in one correct number to help you progress (use sparingly for the best challenge!). * Cross Out Hints Mark hints as completed to keep track of your progress and reduce visual clutter. * Multiple Languages Full support for 13 languages: English, German, French, Spanish, Portuguese, Simplified Chinese, Traditional Chinese, Hindi, Russian, Italian, Japanese, Korean, and Arabic. PERFECT FOR - Puzzle enthusiasts who love Sudoku, KenKen, and logic puzzles - Math lovers who enjoy number patterns and arithmetic - Anyone looking to improve their logical thinking and problem-solving skills - Students wanting to practice mental math in a fun way - Commuters seeking an offline brain-training activity WHY NUMCROSS? Unlike simple number-filling games, NumCross requires you to understand and apply mathematical concepts. Each puzzle is a unique challenge that exercises both your logical reasoning and numerical skills. The satisfaction of solving a difficult puzzle using pure logic is incredibly rewarding! DIFFICULTY LEVELS These puzzles are challenging, but solving them is deeply satisfying. Start with 2×2 grids to learn the mechanics, then progress to larger puzzles: - 2×2: Learn the basics with smaller grids - 3×3: Build your skills with moderate challenges - 4×4: Requires strategic thinking and patience - 5×5: Advanced puzzles that test your logic - 6×6: Master-level challenges for experienced solvers COMPLETELY OFFLINE Play anywhere, anytime - no internet connection required. All puzzles are stored locally on your device. TIPS FOR SUCCESS 1. Start with hints that have the most constraints (like "prime" or "palindrome") 2. Use candidate mode to track possibilities 3. Look for intersections where words cross - they must share the same digit 4. Cross out completed hints to focus on remaining challenges 5. Remember: no zeros! Every number must be 1-9 Download NumCross today and experience the joy of solving these clever mathematical puzzles!

Chedoku mixes chess, sudoku, and minesweeper into one puzzle: rearrange the pieces already on the board so the number of threats on each marked square matches its target. No chess opening theory required — pieces move however you like, and the numbers do the rest. New puzzles are added regularly across 20 difficulty levels, plus a daily puzzle everyone gets to solve together. Features: - 20 difficulty levels of hand-crafted puzzles - A new daily puzzle for everyone - Practice mode with hints - Track your best times and move counts - Sign in to sync your progress across devices