Lucky Carrot - Make your employees super engaged, recognized, & appreciated

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.

Kucha - Employee engagement platform made for creative teams

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

Matter - Create a feedback-focused culture in Slack with Matter!

Babble - A more personalized social network