Real time Shopping list

This app allows you to create as any shopping lists as possible. You can thenshare any lists you choose you your friends that use the app.
The best thing is that you and your friends can collaborate in the shopping list.
In real time, you or anyone else buy any time in the shopping list and by simply clicking on the item, you can indicate whether or not you have bought the item in question.
Chances to an item's bought/ un-bought status are reflected to everyone shared on the list IN REAL TIME.
This is version 1.0 and it needs a lot of help from initial users so please feel free to suggest any features and make any constructive criticisms in the comments below