Smartphones play a significant role in today's era of technical advancement. It not only helps to communicate or a medium of entertainment that can be used efficiently for transactions office work and even for personal security and protection purposes. Women are the crucial segment of our society and contribute in almost every field, still, they are not safe and are most vulnerable when traveling alone. Government and police are taking strict actions for the safety of women. Several campaigns, workshops, community meetings and social media stuff have helped to spread awareness regarding the issue and have proved useful by educating the people of women rights to safety and need to be safe. However, despite all the efforts, not even a single day goes by when we don't hear a case of an attack on a girl or a woman, be it domestic violence or public humiliation. Unfortunately, this is the sad reality of our society that lives in constant fear. Women safety is now a subject of global concern the increasing crime rates in today's society has infuriated everyone and pushed us to develop a system that can provide security to women and anyone through their phones. In this paper, we have reviewed applications and devices made for women's safety using different technologies such as GPS, SOS button.