TwTio

TwTio allows you to record and upload audio and share it on your #Twitter page

Slipstream

Slipstream - The best way to deal with too many tweets. Hide what you don't want to see so you can focus on what matters. And it works directly on #Twitter

Twiers

Twiers - get more #Twitter followers for free

Prodtwit

Prodtwit: Need some real product advice? Find out who has just been talking about buying the same product, connect, ask questions and you may even get lucky finding out about a hot on going deal

Smartr

Smartr for iPhone turns your #Twitter into a newsreader

London Twestival 2011

"Since 1969, Centrepoint has been helping homeless young people across London, providing support, information, training and emergency accomodation to 825 young people every day from 33 centres across London. Join us at Twestival London on the evening of Thursday 24th March for an evening of fun, music and comedy. 100% of money raised from ticket sales will go direct to Centrepoint"

Free Twitter backgrounds from Viuu

"Viuu is a Web agency based in London. The purpose of this site is to gather an original collection of #Twitter backgrounds. You may download and share them as you wish. Do not hesitate to share those you love on Twitter, Facebook and your other favourite social networks"