RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
BeFrugal - BeFrugal is a cashback shopping portal that allows you to receive cashback on every purchase.
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
Paribus - Find out for free if online stores owe you a refund!
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
Freebird - Freebird is a cashback and shopping rewards platform that allows anyone to participate at no cost.