Whisper - Whisper is a social network which connects you with like-minded people. Whether you are looking for new friends, searching for love, or simply seeking someone to have fun with, Whisper will help you.
With the app you can edit and share pictures, interact with other users via a real-time stream, share things on Facebook, Twitter and Tumblr, and more
Glide - Video Texting for iPhone - Glide turns your iPhone into a video walkie-talkie, combining video chat with text messaging. Using the app you can have one-to-one and group conversations with your friends.
With Glide, you can send video messages to all your contacts. If your buddies are online during the broadcast you will be able to chat with them in real-time
Voxofon for iPhone/iPad - Voxofon is a mobile app that allows you to connect with all your friends and family anywhere in the world using your iPhone, iPad or iPod touch. With it, you can make voice calls and send messages for free to any other user who has the app installed
UppTalk for iPhone - UppTalk allows you to keep in touch with all your friends anytime, anywhere. With it, you can make free calls, send free SMS and chat for free from your mobile phone.
Whenever you are called or you receive SMS to your UppTalk number, and when you install the app or invite friends, you receive Energy
HootSuite for iPhone/iPad - HootSuite allows you to manage all your Twitter, Facebook, LinkedIn, and Foursquare accounts from your mobile device. The app lets you send and schedule updates, track click stats, and set up tracking columns to monitor keywords, #hashtags, and lists
Echofon for Twitter (iPhone/iPad) - Echofon is a clean Twitter app with push notifications and unread tweet syncing with your computer. It lets you easily view your timeline, messages, replies and favorites. Echofon has a powerful Tweet-authoring screen that lets you write Tweets, upload photos and videos, and even update your current location