This is Picture Logic Puzzle app.
Nonogram, Hanjie, Picross, Griddlers, Crossword, Pic-a-Pix, etc.
This puzzle is commonly known as various names.
Puzzle board is generated automatically.

◇ Features ◇
- All free
- Automatically board random generation
- Long-term playing
- Auto save
- Practice mode with 20 levels
- Challenge mode with 81 stages
- Moving by touch and buttons
- Button positions reversed
- Zooming game board by pinch-in, pinch-out
- Easy playing large game board
- Line highlighted, on, off
- Support device orientations