What are some alternatives?
Listomatic - Automatically create and manage Twitter lists
Engage by Twitter - A safer Twitter for celebs (that everyone can use) 🐥
News Feed Snooze - Hide a person, Page or group for 30 days on Facebook
Tweet Tray - Tweet quickly from your desktop without any distractions.
HitLyst - Use Twitter lists like a pro
Twitter Dashboard - Connecting businesses with fans, customers, and community