Satyanarayan Vrat Katha is considered as the most revered fast story among the Sanatan devotees. According to the belief, this is the story of the true form of lord Vishnu. Although lord Vishnu is worshiped in many forms, but his Satyanarayan form is mentioned in this story.
According to the Hindi Panchag, Satyanarayana is worshiped on every full moon. The Narayan form of lord shir hari Vishnu is worshiped on this day. On the Other hand, due to being the Karaka deity of Thursday, many devotees do this worship even on Thursday. According to Pandit Sunil Sharma, by observing this fast, along with the destruction of sorrows and sorrows from the life of the devotee, happiness, peace and prosperity come in life, son is attained and one gets the boon on victory everywhere . This fast does not require and specific date.