_ Direct execution of the game, without the need to download data and simulator.

_ No ads.

_ No need for internet.

_ Compact and small data file.

_ Ability to save and recall the game at any point of the game you want.

The game has seven areas, each holding multiple secrets.[2] There are three difficulties - easy, medium, and hard. There is classical music featured throughout the game; especially Brahms' 4th Symphony.