TwitChance is a free Twitter lottery! Yes you heard me free, and I mean FREE CASH! (more…)

EveryTweet is a Twitter feed, or as Bill Shander, the creator of the site, likes to call it "A Zen Twitter Experience". (more…)

LastTweet adds your tweets in Last.fm profile page sidebar. (more…)

MyTwitterWeighsATon analyzes and counts related words in your Twitterstream to determine what you’re tweeting about the most. (more…)

Twitmatic lets you watch a real-time stream of videos being shared on Twitter. The service is still in beta and looks promising. The use is very simple, every page reload will load a video that’s currently shared on Twitter. Hitting their "big" Next button loads the next one.

YFrog is a service run by ImageShack that lets you share your photos on Twitter. (more…)

ChirpCity is a new Twitter custom search service, that shows the latest tweets from and about a city. (more…)

TweetoClock let’s you find out what’s the best day and time to tweet someone on Twitter! (more…)

FlockOTweets is a very simple service that groups your followers into easily digestible RSS chunks. Basically, you enter the Twitter usernames (separated by comma), and click on Get RSS Feed or Daily Digest.

Twitoria finds your friends that haven’t tweeted in a long time so you can give them the boot! (more…)