Composer.io is described as 'Online tool that allows you to post to multiple social networks at once. Write once, publish everywhere' and is an website in the social & communications category. There are more than 50 alternatives to Composer.io, not only websites but also apps for a variety of platforms, including iPhone, Android, Android Tablet and iPad. The best alternative is Buffer, which is free. Other great sites and apps similar to Composer.io are HubSpot, Hootsuite, ContentStudio and dlvr.it.
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.
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.
Sprout Social is a social media management platform used by leading companies across the globe to increase the efficiency of their social marketing efforts, community building and customer support via social channels such as Facebook and Twitter.
Combin Growth is an Instagram marketing tool loaded with powerful features for audience targeting, analysis, management and engagement. Attract new followers and build a loyal community for your account.