A free program for Android, by David Crane PhD.

Smoke Free is a comprehensive free app designed to help you quit smoking. The app offers over 40 proven techniques for successfully quitting smoking. The techniques include elements such as quitting with a group, using a stop smoking aid, and learning about the addiction. The app also includes a number of useful tools to help you along the way. These include a quit smoking tracker and a journal to help you keep track of your progress. The journal is a useful tool to keep you motivated and to help you analyze your progress. The app also provides expert advice from top professionals in the field.