The following applications are available for download from the AppStore....
iWatchr.... A diet tracker geared towards those using Weight Watchers. It comes with all the tools needed to successfully and efficiently track your daily intake to help stay on track.
SmokeTrack... A smoke tracker that keeps track of the amount of cigarettes you smoke. It comes with a convenient interval calculator to help determine intervals between daily alloted cigarettes.
D'Recipe... Keep track of all your recipes with this great application. D'Recipe comes with over 500 drink and meal recipes built in but the app is more geared towards allowing you to input and store your own recipes.