If you fancy playing games just like solving mysteries, puzzles, or looking for hidden objects at a particular space, then you should consider downloading this application called 100 Doors Challenge. 100 Doors Challenge is a game that lets you solve different kinds of mysteries at the same time looking for a particular object that can be found in the room for you to successfully enter into a next chapter or level. More importantly, this application has different sets of features that you will surely enjoy and that it gives you an enhanced gaming experience. These features includes new puzzles, point and click, cool graphics, new playable levels, great animation, and new locations. Also, you don't have to worry about a thing because it is completely free.