Simply put it, StockTwits will give those who have an active interest in the stock market the ability to obtain related information and insight via Twittter.
Using this application is very easy, as there is no need to install anything – all you need is a Twitter account for logging in.
If you don’t have one, you will be able to create it instantly through the site.
All the usual Twitter features are available, and StockTwits also includes some features of its own, like graphs that can be visualized for extra reference and a message filter that can take into account different stocks.
The time seems definitely right for such an application, as there is a palpable need to discuss and comment on the current market status and how to best proceed next in these times of uncertainty. As such, a community-fueled investment service that provides ideas and information is bound to garner a considerable following.
StocktTwits.com In Their Own Words
“StockTwits is an open, community-powered investment idea and information service. You can think of it as Bloomberg for the little guy and gal. Eavesdrop on what traders and investors are talking about RIGHT NOW or contribute to the conversation and build your reputation and following as a savvy market wizard.”
Why StocktTwits.com It Might Be A Killer
The time is right for such an application.
Some Questions About StocktTwits.com
How does it compare to other applications such as Angel Funding and the like? 
