HootSuite is a platform or dashboard where you can manage multiple social media accounts and/or services.
Instead login to each social media account, add them all and read or post your content from one application: HootSuite.
You can schedule your messages to be posted automatically at desired time and view statistics or analytics details. The free version allows to manage a limited number of social profiles and offers basic features for scheduling and analytics.
Paid upgrades allows to add more social profiles, team members, make advanced schedules for posts, geo targeting, use vanity URL shortener and more. You can read, post and manage social networks like Facebook, Twitter, Linkedin, Google+, and Foursquare.