Don't Smoke: 30 Days Challenge is a free application to help you quit smoking. It has a lot of challenges to get you to quit this habit, and in order to do that, we will ask you to get some data from the application. This application will count the number of days you've been smoking and will also let you know how much money you can save by quitting this habit.

Besides, you will be able to know how much time you've spent without cigarettes and what the price of a pack of cigarettes is in your currency.