Mafatih Ol-Jinan is an iPhone application developed by Easy Express GmbH, offering a wide array of features for users seeking Islamic prayers and supplications. The app presents du`as and ziyarats in paragraph form with voice support, along with four distinct indexes for various religious practices. Users can access daily devotional acts, bilingual translations, and a religious calendar with prayer times worldwide.

Additionally, Mafatih Ol-Jinan includes useful Islamic widgets like a Rak`at counter and Qibla finder, enhancing the user experience. With a focus on accessibility and functionality, this free app caters to individuals looking to enrich their spiritual practices conveniently on their iPhones.