TWEETSHEET YOURSELF!
Vizify's TweetSheet showcases revealing details from your tweetstream, including: top followers, geographic impact, most-retweeted posts, and more.
IM meets Twitter. Joint is an IM platform that uses your existing Twitter network. It takes away all the constraints of Twitter messaging and lets you have engaging, flexible, and realtime conversations.
Most important from your Twitter stream
The Tweeted Times aggregates news in your Twitter stream and ranks them by popularity among your friends. Never loose any important news!
"Chadderim keeps your information safe by using encryption. When you send a message, only the recipient can see it - everyone else, see only garbled, encrypted text. We do not have the key to unlock your message, so no one can read or track your messages."