The 34 Best Shopping Apps to Save More Money!

Search for what you need at this virtual megastore and you can compare prices at eight retailers including Amazon, Costco and Target. Regardless of where you decide to buy each product, you check out only once, on mysupermarket.com (then the site works with each retailer to fulfill your order). 

In certain cases, if your total purchase exceeds $75, mySupermarket will refund your shipping charges via PayPal within 30 days.