Tweetbot - Sync your timeline across your iPhone, iPad, and Mac. Mute tweets by user, hashtag, tweet source, or keywords (including regex). 3rd Party support for image, video, read later, and timeline sync services.

WiseCalc - WiseCalc is a simple to use unit conversion program that offers a free scientific calculation to its users.

Twitterrific - Twitterific is an app that offers several functions and fun features for your Twitter account.

Master Converter - Master Converter is really a powerful unit converter for the Windows operating systems users.

TweetDeck - TweetDeck is your personal browser for staying in touch with what’s happening now.

Hibari - Hibari is a simple yet powerful Mac Twitter app that blocks unwanted tweets and combines important tweets into a single timeline.