Facebook’s app gives you full access to the social network, where you can upload photos and status messages, check out your News Feed and friends' profiles, and send messages to people either via instant message or email.
Pandora’s mobile app makes it easy to rock out, no matter where you are. Create radio stations and listen to ad-supported tunes for free for 40 hours a month. If you reach the 40-hour cap, continue listening for the remainder of the month for $0.99.
Where can you catch the latest cat video, plus a message from the president in the same place? YouTube’s app makes it easy to stream the videos you love directly to your mobile phone.
Keeping in touch has never been so easy. With Skype, contact with friends and family around the world. The app supports voice and video calls, as well as texting, in many cases for free.
Words With Friends Free is the ad-supported version of the Scrabble-like game by Zynga. In the game you can compete against your Facebook friends, others using the service and strangers.
Twitter’s mobile app ports much of the functionality of the web network to mobile. From the app you can explore tweets, see what’s trending and post your own tweets to add to the conversation. The app also allows you to tweet photos, and has a built-in photo editor for making those pictures look their best.
Temple Run put infinite-runner games on the map. In the game, run until you can’t run any longer while dodging obstacles. Since the launch of this original game, the studio has put out a sequel, Temple Run 2, as well as Brave and Oz-themed versions, in partnership with Disney.
Whether you want to watch a quick episode of your favorite television show, or settle in and watch a feature-length film, Netflix’s app makes it easy to stream TV shows and movies to the palm of your hand. Use of the app requires a subscription to Netflix’s streaming service.
Pictionary goes mobile with Draw Something. Draw a picture, then send it to your friend so he or she can guess what you drew. Originally launched by OMGPOP, the game was later acquired by Zynga.
Having trouble finding your way around? Flashlight turns your phone into a mobile light, brightening up the area around you so you can locate items in the dark.
Facebook Messenger is the messaging portion of Facebook, broken off into its own standalone application. The app also contains Chat Heads, a unique way of conversing with your friends -- their faces appear in small circles on the screen.
Want to take a quick trip to Paris? How about to the house where you grew up? Google Earth lets you see the world through Google’s cameras, giving you a bird’s-eye view of the earth as a whole, and a close-up view of any location you choose – all in the palm of your hand.
With Fruit Ninja, slice and dice fruits as they fly across the screen. The more fruit you're able to chop while avoiding obstacles, the higher your score.
Miss your radio station from back home? iHeartRadio lets you tune in to listen to Clear Channel radio stations around the country, all from your mobile phone.
Want to know whether that latest movie is a must-see? Flixter’s app with Rotten Tomatoes makes it easy to read reviews, while you’re on your way to the theater.
Want to transfer a photo from your phone to a friend? How about some cash? Bump lets you tap two phones to transfer data. Or use the app along with your computer, for transferring images from your phone to PC.
Whether you’re buying or selling, eBay’s mobile app has the tools to help you get things done. The app makes it easy to list items for sale, as well as bid on items you might want to own.
Groupon’s mobile app lets you purchase deals while you’re out and about. You can score bargains – often 50% off or more -- on restaurants and attractions while you’re at them, no planning required.
Although Apple removed Google Maps from iOS, the mobile app made a splash when it returned to the App Store. Unlike Apple’s built-in Maps, Google Maps offers public transit information.