Nonogram Notebook: Logic Art

Fill in squares on graph paper, follow the number clues, and watch a hidden picture appear.

Nonograms — also called picture logic puzzles or paint-by-number logic puzzles — are easy to learn in a minute and endlessly satisfying to solve.

■ Perfect if you enjoy

• Sudoku, crosswords and other brain teasers

• A calm, focused puzzle break

• Collecting the pictures you finish

■ 2,500+ puzzles

• Themed notebooks: animals, food, faces, objects, travel, symbols and more

• Classic black-and-white puzzles and color puzzles

• Five difficulty levels, from small starter puzzles to 30×30 expert

• Every puzzle is verified to be solvable by logic alone — no guessing

■ A new daily puzzle

• A fresh puzzle every day, with difficulty that changes through the week

• Keep your streak going, or catch up on past daily puzzles

• Optional daily reminder

■ Endless mode

• Pick 10×10, 15×15 or 20×20 and get new puzzles forever

■ Easy for beginners

• Illustrated how-to-play guide and a practice puzzle on first launch

• Reopen the guide anytime from Settings

• Hints, undo/redo and automatic saving

■ Big boards, made comfortable

• Large puzzles start zoomed to a finger-friendly size

• The clues for your current row and column are shown big above the board

• Auto ✕ when a line is complete, and optional mistake highlighting

■ Collect and track

• Your collection of finished color pictures

• 14 badges, solved counts, best times and streaks

• Share the pictures you complete

■ Cozy notebook design

• Graph paper, handwriting and highlighter style

• Dark mode, 6 fill colors, sound and vibration settings

• Korean, English, Japanese and Traditional Chinese

Play offline — an internet connection is only needed for ads.

Free to play with ads.