Symbian

Socially is an social networking client such as Facebook, Twitter and LinkedIn for your symbian phone.

IM+ Lite is the free version of IM+ for symbian 3rd and 5th edition, IM+ supports a wide range of clients, including AIM/iChat, MSN/Windows Live Messenger, Yahoo!, ICQ, Jabber, Google Talk and MySpaceIM.

Furtiv application is a free symbian software for nokia s60v3 and S60v5 that allows to upload your photos and videos to Facebook, Twitter, YouTube or Picasa Web.

NetQin Mobile Anti-virus that can be used to help protect your mobile device from viruses, malware, spyware and many other threats.

Avis Touch Restart lets you restart your symbian device with one click.It doesn’t require Python and don’t asks any questions before restart.

Ovi Contacts is a great app for symbian 3rd/5th device that allows you can see where your friends are and what they are doing.

IM+ Talk for symbian 5th edition such as Nokia 5800 or N97 allows you can chat with Skype friends, call any PC, mobile phone, making it very cost effective and it does not need WiFi and works on all carriers networks as well.

Silverlight is a cross platform web/multimedia run time space. Other technologies in this space including Adobe Air (runtime environment for building rich Internet applications, using Adobe Flash, Adobe Flex, HTML and Ajax) and JavaFX (JavaFX Mobile is of particular relevance).