The "Quit Smoking!" shows the user the advantages that come with quitting smoking. The application allows the users to enter their data, and then observe the changes and discovering the advantages resulting from quitting smoking. The application calculates the time and the money saved from the date of cessation of smoking, and presents the positive changes taking place in the body of the person who stopped smoking. All the information that shall be transmitted should motivate him to remain in a healthy lifestyle, but remember that everything depends only on willpower user. ;)