I - Aswat is an application that allows users to learn the pronunciation of Arabic letters, especially the pronunciation of Arabic letters and the properties of Arabic letters. This application was developed to make it easier for users to get detailed and scientific information related to the pronunciation of Arabic letters through animated explanations. This application contains "makhraj" and letter properties, pronunciation and word list for each letter. This application is very suitable to be used as a guide for students, educators and users who study the Quran. It utilizes various disciplines, including speech pathology, sound engineering, education and linguistics.