Tweet Tray - Tweet quickly from your desktop without any distractions.
Typefully - Write & publish great tweets, without distractions
Tweeten 2 - A powerful Twitter client based on TweetDeck.
Minimal Twitter - A distraction-free browsing experience for the new Twitter
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.
Twitter Archive Eraser - Delete thousands of your tweets in one go —Well beyond the 3200 limit.