The app lets you look up nutritional information regarding Wendy's menu. It also allows you to set calorie goals and will suggest menu items/combos to meet those goals.
Like Wendy's online nutritional information, the app also let's you customize your order and view the resultant nutritional information.
A Wendy's location finder is also included as part of the app.
The My Wendy's App is currently available for free at the iTunes App Store, Google Play Store, or wendys.com/app.