Cattern: Cat Logic Puzzle

Cattern is a cozy cat logic puzzle with fresh daily challenges, 250+ levels, and core puzzle play that works offline.

• Fill every cell with an orange cat or a black cat.
• Give every row and column the same number of each cat.
• Never place three matching cats in a row or column.
• = means adjacent cells match; × means they differ.
• Every published puzzle has exactly one solution.

DAILY CAT LOGIC PUZZLES
• Play fresh Easy, Medium, and Hard boards each day
• Clear Hard to unlock a 10×10 special challenge
• Build a streak and stamp your calendar with sleepy cats
• Earn fish treats from daily puzzles and levels

HUNDREDS OF COZY LEVELS
• Learn on approachable 4×4 grids
• Progress through 6×6 and 8×8 boards
• Practice every board size, all the way to 10×10
• Meet a carefully paced mix of relaxing and demanding puzzles

HELP WHEN YOU WANT IT
• Gentle reminders show which rule needs attention
• Use hints when you need the next step
• Assumption mode lets you try an idea, keep it, or return to where you started
• No lives and no penalties for mistakes

DESIGNED FOR CALM PLAY
• No timers and no rush
• The core puzzle game works offline
• Orange cats and black cats use different faces and silhouettes, so the board does not rely on color alone
• Reduce motion in Settings for a calmer experience
• Warm colors and gentle win animations keep every solve cozy

PERFECT FOR FANS OF LOGIC GAMES
• If you enjoy sudoku, nonograms, kakuro, or crossword puzzles, this grid puzzle will feel right at home
• A fresh take on classic grid logic: two cats, simple rules, deep deductions
• A cat game for puzzle lovers, and a puzzle game for cat lovers

PLAY ANYWHERE, ANYTIME
• Short puzzle sessions fit a commute, a coffee break, or winding down at bedtime
• Relaxed one-handed portrait play on phones and tablets
• The core puzzle game needs no Wi-Fi and no internet connection
• Your progress is saved on your device

A COZY BRAIN WORKOUT
• Exercise focus, memory, and logical thinking a few calm minutes at a time
• Difficulty ramps gently from beginner-friendly boards to expert challenges
• Star ratings reward efficient solving, and every level can be replayed

Cattern turns each grid into a wall of expressive cats and every solve into a satisfying brain teaser. Learn the rules in minutes, follow each deduction, and settle in for one more puzzle.