Duolingo is fun and addictive. Earn points for correct answers, race against the clock, and level up. Their bite-sized lessons are effective.
Busuu is the world’s largest community for language learning, providing courses in 12 different languages on web and mobile to more than 100 million learners worldwide. Learners can sign up for free.
Memrise has quickly grown and now more than 50 million people in 189 countries learn languages with us to better themselves, connect with others and with the world around them.
MIT Global Languages (21G) offers a rich collection of classes that span nine different global language and culture groups.