Twitter
Free
Twitter is a social media platform for broadcasting short messages to the world and followers.
Minds
Open Source
Minds is an open source social networking service.
Choqok
Open Source
Choqok is a Free, Open Source micro-blogging client for K Desktop Environment.
Ello
Free
Ello is a community to discover, discuss, publish, share and promote the things you are passionate about.
Simplify360°
Commercial
Simplify360's Social CRM helps understand what your customers are talking about you and engage with them as and where they prefer.
Plurk
Free
Plurk is a free social networking and micro-blogging service.
Friendica
Open Source
Friendica (Friendika or Mistpark) is open source software for a distributed social network. The focus is on effective privacy settings and easy installation …
Known
Freemium
Known is a publishing platform that allows its users to share their stories online.
Gnu Social
Open Source
GNU social is a continuation of the StatusNet project. It is social communication software for both public and private communications.
Yammer
Commercial
Yammer is a freemium enterprise social networking service used for private communication within organizations.
Jostle
Commercial
Jostle is a people engagement platform mainly focused on employee engagement.
Compare App.net with alternatives
Compare Simplify360° and App.net and decide which is most suitable for you.