RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
Apprentice Alf's DeDRM Tools - Everything you ever wanted to know about DRM and ebooks, but were afraid to ask.
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
AppleMacSoft DRM Converter for Mac - Legal Convert iTunes and Apple Music M4P to MP3 on Mac with DRM Converter 3.
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
Easy M4P Converter - Easily remove DRM from iTunes DRM protected files, and batch convert M4P to MP3