InstaMessage - InstaMessage is a useful app which allows you to privately chat with other Instagram users. With InstaMessage, you no longer have to post comments, you can have direct conversations with anyone.
To use the application, simply log in to your Instagram account and start browsing profiles
MiTalk Messenger for iPhone is a popular mobile social app for iPhone. It is totally free and cross-platform. The application supports messaging and group chatting with family and friends, free calls to other MiTalk users, doodle, voice, photos and location sharing with social circles, and more
MeetMe for iPhone - MeetMe is a place for meeting new people near you. Whether you are at the bar or the beach, on the subway or at home, MeetMe shows who is near you and ready to chat. Join the millions of people on MeetMe who are flirting, making friends, and even falling in love
Maaii for iPhone - Maaii is a free mobile communications app that combines voice calls, instant messaging and social network integration. Maaii users can register with their mobile number and make free calls to other Maaii users, or call mobile and landline numbers worldwide with MaaiiOut
Showyou - Showyou lets you access all the videos your friends share in one place.
· Browse through videos from your friends on Facebook and people you follow on Twitter in a delightful and immersive two-dimensional grid on the iPad.
· Follow video feeds from other users and channels, including the Daily Show, Colbert Report, TED, Reddit TV, Pitchfork and more
PocketCam Lite for iPhone/iPad - PocketCam allows you to use your iOS device as a wireless webcam and microphone for your desktop computer. The app automatically forwards video captured by your mobile device's built-in camera to your computer using a WiFi connection, which can then be used as if it comes from a virtual webcam
Mail+ for Outlook - Outlook Email allows you to securely access email and calendar from Microsoft Outlook Exchange. With it, you can easily read and compose Outlook emails and manage your calendar directly from your iOS device. No more using the internet browser to access your Outlook account
Wikitude World Browser (iPhone/iPad) - presents the user with real-time data about their surroundings, nearby landmarks and other points of interest by overlaying information on the screen of the iPhone.
Wikitude for iPhone 3G displays the information on a map and in a list
Flipboard creates a personalized magazine out of everything being shared with you, from Instagram photos and Facebook updates to Tumblr posts and articles from your favorite publications
ICQ Messenger for iPhone/iPad - Keep in touch with friends and family from your mobile phone using ICQ Messenger.
ICQ is a powerful cross-platform service which allows you to switch from costly SMS and send unlimited free messages to all of your contacts, regardless of the device they use and the network they are on