Classic Sudoku : Nonogram description

Classic Sudoku is a logic-based number puzzle game. The goal is to place 1 to 9 digit numbers into each grid cell so that each number can only appear once in each row, each column and each mini-grid. With our Sudoku puzzle app, you can not only enjoy sudoku games anytime anywhere, but also learn Sudoku techniques from it.
💡💡💡Features:
👉Different levels: simple, advanced, hard, expert
👉Daily challenge: complete daily challenge and collect trophies
👉Daily activities: get a unique reward after completion
👉Levels: ingenious design, infinite combination
👉 Pencil mode - on / off mode pencil
👉 Smart tips - when you're in trouble, turn on prompts
👉 Unlimited undo and erase can help you get rid of errors
👉Two grid types: 9*9 mode and 16*16 mode
👉 Support no-wifi or network connection, participate in global and friend rankings