RUH İNSAN CİN is an educational and reference Android app developed by BRAINTECH. The app is a digital version of Ahmed Hulûsi's book, "RUH İNSAN CİN." It provides information on the human soul and structure, scientific explanations about angels, and details about aliens and their purposes.

The app also discusses how the majority of people are under the control of demons and why. It provides information about how to get rid of the influence of demons and how to survive. Furthermore, the app includes information about Mehdîs and their impact on people. It also explains the connection between smoking and the brain, and the connection between smoking and gin.

RUH İNSAN CİN is an excellent app for those seeking knowledge about the human soul and structure. The app provides helpful information on how to get rid of negative influences and lead a better life. The app is free and available for Android devices.