Kalplerin Keşfi, also known as Mükaşefetül Kulub, is an Islamic audiobook app available on Android platform. The app features a collection of 111 chapters of Imam Gazali's work, which focuses on Sufism and morality. The app streams the audio files from the internet, so a stable internet connection is required to use it. However, users can download the chapters for offline listening. The app aims to guide its listeners towards a more Islamic lifestyle and encourages them to lead a life with a sensitive heart. The app is free to download and use, and it does not require any personal information from its users. Follow the developer's social media pages to stay updated on new apps and updates.