2025-03-18 00:00:00 Hijri Salah App (Fatimid) is an application for Hijri - Gregorian calendar & Salah Time. The Hijri calendar is based on the Fatimid calendar which was used during the Fatimid age in Egypt and is known to be formulated by Imam Jaffer Al-Sadiq PBUH based on the teaching of Aaimah Tahereen before him. The Salah (Namaaz) times are calculated based on device location and Sharia guidelines.