Updated Jul 23, 2026 · v1.24.13
Solve 20,000+ nonogram puzzles, create your own, and uncover pixel-art images.
Thank you for millions of downloads, thousands of ratings, and your great reviews! GridSwan is a powerful nonogram puzzle app for solving logic puzzles, also known as griddlers, hanjie, picross, Japanese crosswords, kare karalamaca, cryptopics, or pic-a-pix. Use number clues to reveal hidden pixel-art images on the grid. Enjoy thousands of free nonogram puzzles, multiple puzzle types, smart solving tools, and regularly added new puzzles. FEATURES: • Thousands of free nonogram puzzles • New puzzles added regularly • Standard black-and-white, colored, triangle, and multi puzzles • Smooth controls for large and complex puzzles: Zoom, scroll, multi-cell selection, undo, and redo • Checkpoints to try different solving paths and backtrack when needed • Cloud backup and restore across devices • Create your own puzzles by drawing, importing images, or generating them from text with AI • Share your puzzles with friends or publish them for other players NOTES: • Please use the Feedback menu to report problems so we can receive your device details and help you better. • Number clues are only there to help you. They are not part of the actual puzzle solution. • To publish your own puzzles, share them and choose Publish.
13 years on Google Play
This app isn't currently appearing in any tracked top charts.