Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.

Blog2Social - Auto post, cross post, re publish, re post and schedule your WordPress blogs posts to social networks like Facebook, Twitter, LinkedIn, Instagram, Pinterest

Clozemaster - Learn a language through mass exposure to useful vocabulary in context.

Facebook Apps and Tabs - Customize your Facebook page with a variety of tabs, apps and design elements. Optimize your Facebook presence with Facebook Apps.

Busuu - Join the global language learning community, take language courses to practice reading, writing, listening and speaking and learn a new language. Learn English with busuu's .

ViralContentBee - Viral Content Bee is a web-based platform that utilizes a crowd-sourcing model to facilitate the generation of  “social buzz” on content.