You know the reason why Twitter is so popular? It’s because it is not bound to one particular usage. You can use Twitter any way you want and it gives you awesome results. You can connect with friends, promote your business, spread awareness, get news, keep track of latest trends and much more. In such a case you would obviously want to use Twitter increase your productivity. Here are some tools that can help you achieve that.

TwitterCal

TwitterCals integrates your Twitter account with Google Calendar so that you can schedule and manage events and To-Do lists from Twitter itself.

Twonvert

Twonvert shortens your tweet by converting it to an SMS language so that you can say more in 140 characters.

21Tweets

21Tweets is a unique service that claims to make you a better individual. It helps you form 21 good habits in 21 tweets.

StrawPoll

You can create small polls for your followers and keep track of number of votes.

TwitterMail

TwitterMail is a sub-service running under TwitterCounter that lets you tweet using a unique email called twittermail.

TweetWasters

A guilt invoking tool that makes you realise how much time you spend on Twitter.

twAiter

twAiter is a nice tool to schedule and republish your tweets at specified time. It also has a feed manager, a calendar and a tweet translator.

If you you of some other important Twitter tool that helps productivity, do let us know.