The crimes have grown up within the society because of development of know-how and excessive competitions. Because the folks has been superior and professional in committing the crimes. The extent of such heinous has gone very excessive, because the individuals are evolving new methodology of newest approach to commit the unlawful and illegal acts. They’re adopting newest equipments, extremely subtle trendy weapons and comparable instruments to hold out the crimes. These equipment have enhances the modernized offenses committing capabilities with out leaving the identification mark. So, identification and verification of the such acts have change into cumbersome and current legislation, authorized proceedings are discovering no strategy to clear up the offenses and judiciaries are fairly incapable to offer the higher justice to the victims within the absence of correct evidences and proper witnesses. Present crimes are having the huge function of cell telephones to find out and examine the depth and seriousness. Cell telephones are capable of reveal a few of very important data which might be a fantastic assist in the investigation of the crimes. What are the cellular phone data? Mobile phone data are the data of the all of the incoming or outgoing calls, textual content messages, chat messages, MMS of a person made throughout the hour of offense. These data embrace the cellphone numbers, time of name and length of name and name prices for every name. The knowledge of all these transaction is available to the cellular phone service suppliers. These service suppliers handles the doc of all of the subscribers and these paperwork incorporates the knowledge of name numbers, listing of calls, variety of worldwide calls, numbers of the textual content messages, month-to-month prices or plans. These data are thought-about very confidential and mailed to the subscribers on to the offered addresses. These service suppliers encourage the subscribers to arrange on-line accounts. There are a number of use of opening an internet account for the cellular phone customers like testing the plan and month-to-month prices and different particulars. In addition to, there are big dangers concerned in acquiring on-line cell phone paperwork. There may be the hazard of leakage of knowledge or unlawful retrieval of doc by different individual to get the knowledge and utilized by them with the fraud intentions. It’s important to safe the very important data of cellular phone data from the potential risks. As current examine present that extra id frauds are coming to gentle within the current setting, so it’s prime effort to guard and safe and scrutinize the cellular phone data for any error within the data. How cellular phone data are utilized in fixing crimes? Mobile phone data are fairly helpful within the identification and verification of the crimes and associated particulars. These data can deliver out the any data or clue concerning the communication between the legal and sufferer. Within the current state of affairs, cellular phone is taken up because the communication media between legal and sufferer so these communication data have change into step one to research such acts, since clue much less crimes has no different proof or level to provoke the investigation. In such circumstances, a cellular phone data turns into the prime device to start the investigation to evolve the contact particulars or any inter connection between the legal and victims or to dig out the listing of the suspect concerned within the case, to begin their investigation procedures. Mobile phone forensics has change into the efficient device with the non-public investigators or the police personnel to measure the unlawful acts. There have been the developments of the moveable cell kits which may extract cellular phone knowledge from round 160 cellphones at a time which may be helpful to offer the data to the police personnel and different forensic investigation businesses. These strategies are fairly helpful in accessing the info or data immediately so it does not take a lot time to gather the evidences and investigation workforce can clear the case with out losing a lot time. Conclusion It reveals that the cellular phone data have change into the efficient device in fixing the modernized crimes the place the lacking marks are the massive problem within the strategy of investigation.