In the modern era with the increasing technological advancements the crime rates are also increasing. Even though these technological developments help common man in many aspects they can also be used for illegal activities. Criminals and terrorists are exploiting the technology for their use. But there is some advancement in technology that can help to prevent illegal activities. One among them is cell phone spy software. This is a software that can be used to track people. It should be installed in the phone of whom we are going to track and the phone should have internet connection. The software sends the data such as outgoing messages and calls to the server through internet. It is also possible to locate that person with the help of Global Positioning System (GPS). Thus this spy software can help us to track people and also to avoid unwanted activities.