Specialized app in a car sharing system, reducing CO2 pollution produced by the excess use of cars, therefore, potentially reduce air pollution produced by burning fuels. Enables the sharing route between people of the same institution, company, group, etc., only between people you know or may know. Achieved by enabling people that will be given a password for its members (groups of more than 20 people). May be used in that moment or creating determined groups with your schedule. It will tell you how much Co2 you prevented, meet new people, have a panic button and a safe ride.