Highlight - Highlight helps you learn more about the people around you.
If someone standing near you also has Highlight, their profile will show up on your mobile phone. You can see their name, photos of them, mutual friends, and anything else they have chosen to share. When you meet someone, Highlight helps you see what you have in common with them
Talk.to for iPhone/iPad 2.5. - Talk.to is a free instant messenger which lets you chat with Facebook and Google Talk friends, and with co-workers using Pingpong.
Talk.to is cross-platform and is also available for Windows, Mac, Linux and Android
Blogger (iPhone/iPad) - Start blogging on the go with the official Blogger app!
With Blogger app for iPhone and iPod touch, you can easily publish posts with pictures, labels and location information. Also, you can view the list of posts and if you have multiple accounts or blogs, you can easily switch between them
My Account Manager for Twitter - Twitter Manager is a powerful tool for managing your followers and friends on Twitter. Its clean design and intuitive interface make it easy to follow, unfollow, block, and unblock users on Twitter. Find out who just unfollowed you, who is not following you back, who is blocking you, and much more
KakaoTalk for iPhone - KakaoTalk is a cross-platform messenger that allows users to send and receive messages including photos, videos, voice notes, and contact information through one-on-one and group chats internationally. It uses WiFi or your existing data plan (3G) to let you communicate with other KakaoTalk users for free
Google+ (iPhone/iPad) - Google+ for mobile makes sharing the right things with the right people a lot simpler. Huddle lets you send super-fast messages to the people you care about most. And no matter where you are, the stream lets you stay in the loop about what your friends are sharing and where they’re checking in
IM+ Video is here to take the vacant position of all-in-one Facebook chat application on your iPhone / iPod Touch / iPad. With its ultimate selection of features and sleek minimalistic interface, IM+ Video is a must-have application for everyone who uses Facebook to stay in touch with friends, family and colleagues on everyday basis
Rando for iPhone - Rando is an anonymous photo exchange service for photography enthusiasts.
The app allows you to take a photo of something and submit it anonymously to the community. In return, you will receive a picture from a random user.
Rando sends the photos with location information attached, so the receiver will know where in the world the picture was taken
Faround - Facearound allows you to discover the world around you by following advice from Facebook users. With the help of the app, you can find shops, bars, hotels and other places that provide offers, deals, events and discounts.
Facearound detects your location using GPS and shows points of interest nearby on a map