After installing Qawaid us Sraf | قواعد الصرف اردو mobile App you can read Sarfi App (صرفی) with Sarfi Tahqeeq (صرفی تحقیق) and Qawaid Loghtul Arabiya (قواعد اللغۃ العربیۃ) in Urdu Language with many useful features. About Application: Qawaid us Sraf book of IlmSarf is the basic Arabic grammar book known as mother of Arabic language. It is a must learning book for learning Arabic language. ILM-US-SARF is the science of Arabic morphology that defines the rules and regulations by which one know