Check out the coolest new app to download, Walmart Savings Catcher! This nifty app will ensure you get the most savings when purchasing an item from Walmart. All you have to do is enter your receipt number and date for a purchase made within the last 7 days. Savings Catcher will then scan competitor ads to ensure you got the absolute lowest price. If Savings Catcher finds a lower price on the item you purchased you will get the difference! Some exclusions apply, more details here.