The "Noor Al-Jinan" Application (lit. light of Paradise) was prepared with the continuous efforts of the staff of Computer Research Center of Islamic Sciences (also known as Noor Center) to be used on mobile phones running the Android operating system, and it was provided free of charge to the enthusiasts of du'a (invocation) and supplication. The features of the App are as follows: Display of the text of the du`as and ziyarats in the form of paragraphs with voice Provision of four separate in