"Tall Tweets will help you write tweets that are longer than 140 characters. The tool will slice and publish your "long tweet" into smaller chunks of 140 characters or you can even publish the entire messages as an image. Your Twitter followers will be able to read the entire message in their timeline itself."
"Pensqr is a fun, organized & visualized space for people who share the same passion and interest about something.
Pensqr is a topics based micro blogging service that aims to change the way you interact & connect to things of your interest. Open general topics, ask questions or discuss things you love in an easy, fun and visualized way."
Twitter Grader is a free tool that allows you to check the power of your twitter profile compared to millions of other users that have been graded.
Just enter your twitter username (password not needed) and you'll get an instant grade and report. No muss, no fuss.