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.

BVoIP - BVoIP allows to easily add Cloud & On-Premise VoIP PBX to the product offering without having to re-invent the wheel or add another layer to the daily operations..

LanguageBeast.com - Study English synonyms and antonyms to enrich your vocabulary

Windstream Holdings - Windstream Holdings is a scalable cloud-based business phone solution that provides complete and unified communication applications to businesses of all sizes.

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 .

Cebod Telecom - Cebod Telecom is a flexible, cost-effective VoIP business phone service solution used by various businesses and industries such as real estate, healthcare, tax office and marketing etc.