TweetDeck - TweetDeck is your personal browser for staying in touch with what’s happening now.
SocialPilot - SocialPilot is an app designed to help businesses and professionals with social media marketing.
Twitterfall - Twitterfall is an excellent choice if you want something basic, free and without much branding.
Fomo - Fomo turns your site into the online equivalent of a busy store
Fenice - Read writing from Fenice for Windows on Medium. Fenice (fka Project Blue Dog) is a full-featured Twitter app for Windows designed to offer the best Twitter experience to every user (pro or casual ones).
Buzzstream - Build Relationships. Build Buzz. Web-based software that helps the world’s best marketers promote their products, services and content.