A full version program for iPhone, by Shenzhen Yunbu Technology Co.LTD.

The logic behind the puzzle is really simple, but it’s hard to figure out for some people at first. Once you get it, you’ll see that it’s really fun!

In a nutshell, you have a grid of numbers at the side of the screen, and you need to fill in the blank squares according to the number in order to reveal the hidden picture. It’s a relaxing and satisfying game to play, especially when you get a challenge and solve it.

There are many different puzzles to try out, and you can play them all for free. Just download the game, pick a theme, and start playing.