For all our technical savvy and disruptive startups, physical package delivery is still the backbone of ecommerce. The Slice app automatically detects shipping details from your email and then tracks the packages for you. You can watch your precious commodities make their stately way to your doorstep, get alerts when they are delivered, and even receive warnings if they've been recalled or the price has dropped. In short, Slice is an online shopper's best friend.
The Amazon-owned ComiXology —the iTunes of digital comics—offers a near-perfect combination of store and comic book reader in its wonderful Comics app. The free app transforms your Android smartphone or tablet into a digital long box that houses and syncs your purchases across multiple devices. Even better, the new Comixology Unlimited service lets you devour an ever-expanding catalog of titles for just $5.99 per month. Once you have the app downloaded, you should make sure to read our feature on digital comic books you should read right now. Droid App