TweetScan is a live search engine for Twitter postings. It allows you to search Twitter’s public timeline for snippets of text.Observed something wrong on the web ? Would like to confirm that whether your much loved website is in reality down? Tweetscan is the best ever method to discover it out. Enter your query and see if somebody experienced something comparable. Because of Twitter’s massive recognition you have a high probability spotting someone who has reported the problem sooner than you. TweetScan can also keep an eye on the keywords you choose and automatically email you search results  on a daily basis .You can also search public messages and user profiles with results accessible via Email, Twhirl, and RSS.You can turn off alerts at any time.If you are a Twitter user, Tweet Scan is also a quick and easy way to find other users with similar interests.

Whether you make use of Twitter or not, you might would like to test out Tweet Scan. There are small number of reasons Tweet Scan may possibly come in handy still if you do not use Twitter:
1. You can come across what public is saying regarding a website, specific topic, or may be political candidate, etc.
2. Twitter users might merely be able to post 140 characters at a time, however they frequently post links to extensive articles with additional information, so you can care for Tweet Scan as a type of news/blogs search engine.
3. I have mentioned this reason above but still clarifying it again. Having problem accessing a popular web page? Now type it into Tweet Scan and if a major website or else service is down, chances are that other people are complaining too.

Features of TweetScan

• Immediately search through recent Twitter posts.
• Add TwittScan search to Fireox search.
• Look for posts from specific user.
• Set up notification alerts for new-fangled posts containing chosen keywords.
• Obtain alerts by RSS Feeds or via Email.
• RSS Searches: Follow on fresh search results from your feedreader.

Link : TweetScan.com