With Buffer all you do is put a few tweets in your Buffer and the app schedules them for you throughout the day.

HootSuite is a social media management system for brand management. The system’s user interface takes the form of a dashboard, and supports social network integrations for Twitter, Facebook, LinkedIn, Google+, Foursquare, MySpace, WordPress, TrendSpottr and Mixi.

PromoRepublic is a social media marketing solution with content distribution workflows for small businesses, agencies, franchise and multi-location brands.

Zoho Social is your social media marketing software for growing businesses. It helps you with real-time monitoring and actionable insights to create better content and build your social media presence.

DrumUp is a social media virtual assistant app for businesses. It auto-discovers content to schedule and post on Facebook, Twitter and LinkedIn. Both free and paid versions of the social media content management tool are available.

ContentStudio makes it super simple to discover engaging content for your topics, keywords or domains and then share it on multiple social media platforms (profiles, pages and groups) with a few clicks.

The world's first hashtag grading system let's you see the power of hashtags before using them & results after. Mobile apps & Safari, Chrome, Firefox extensions.

Loomly is a simple social media calendar tool that helps teams and individuals streamline their content publishing workflow with post ideas, optimization tips, mockups, approval, scheduling & analytics.

Speed up, automate and schedule posts to Facebook, Instagram, Twitter, LinkedIn and VKontakte! All from one, easy to use dashboard.

WordPress solution to automatically schedule and share content on social media, optimized for each network and scheduled for the best times on each network.

Salesforce Marketing Cloud gives you a complete platform to listen, measure and engage with your customers across the entire social web.

Publer is a virtual Superhero that allows you to easily schedule & plan in advance your Social Media posts, whether that's for Facebook, Twitter or LinkedIn.