Shopping List: Out of Milk is a small, intuitive and easy-to-use app that allows users to create shopping lists, sync and share them with others in real-time. It also allows users to group items into categories, scan or enter items in their shopping lists, and view a shopping list history. Additionally, users can share their to-do, pantry and grocery lists by text or email.

Pantry List: Out of Milk's Pantry List allows users to keep track of their pantry items (spices, essentials, etc...) so that they always know what they have at home. Users can also move or copy items between their shopping list and pantry list.

To-Do List: Out of Milk's To-Do list helps users keep track of any other items on their daily list. It also displays a grand total and running total on their shopping list. The app has been praised by experts such as the Wall Street Journal, Babble, Nielsen, CNET, and Mashable.