RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
you-tldr - Get the tldr of any YouTube video in seconds
Rakuten - Feel the Joy of Cash Back. Find coupons and Cash Back in just 1 click with the Rakuten browser extension
SliceTube - The Fast and Modern way to cut and download YouTube videos
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
GIFit! - Quickly turn YouTube videos into GIFs (chrome extension)