"Invisible maze" is maze puzzles that can play by everyone.
Every time, a new maze is displayed as for the maze.
There is no limit in the number of mazes that can be challenged.

The type of the maze is three of the following.
Classic: traditional maze.
Modern: maze that extends outside on screen not seen.
Stealth: maze where wall of maze is not seen.

It becomes clear at the level when becoming a goal within the fixed time.
It aims at the goal, and enjoy it, please.

It is sold to be 50 off % now as sale commemoration.