Xnapper - Take beautiful screenshots instantly

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.

Pika.style - A free tool to quickly convert screenshots into beautiful website and device mockups. You can create customizable images for App Store, Instagram, and more

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

Screely - Screely instantly generates dribbble-ready images. Simply upload your screenshot and we'll do the rest.

HootSuite - Enhance your social media management with Hootsuite, the leading social media dashboard. Manage multiple networks and profiles and measure your campaign results.