In view of the importance of knowing the conditions of the narrators and their input in devising the Shari'a ruling and facilitating the researchers in this field, we have seen the work of this application, which contains the conditions of all the narrators who were signed in the verses of the hadiths, based on what was stated by the sect and the late scholar, ) In his book (lexicon of men of modern), because this lexicon of the most complete written books until today became a reference for all