RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
Swatches - A fun and accurate color picker for the real world
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
ColorSnapper - The missing color picker for Mac.
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
Colordot for iOS - A color picker for humans.