Nonograms Katana: Sharpen your mind! Nonograms, also known as Hanjie, Griddlers, Picross, Japanese Crosswords, Japanese Puzzles, Pic-a-Pix, "Paint by numbers" and other names, are picture logic puzzles in which cells in a grid must be colored or left blank according to numbers at the side of the grid to reveal a hidden picture.
This application has been originally developed by ucdevs and it is listed among the Puzzle Games category. Over 5M users downloaded and installed the app and its most recent release was on Mar 22, 2019. The average user rating of Nonograms Katana is 4.7 on Google Play and you can also get Nonograms Katana if you're aged 14 and older.