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.

zkanji - zkanji is a free and open-source study tool and dictionary of the Japanese language.

Memrise - Learn a new language with games, humorous chatbots and over 30,000 native speaker videos.

Jisho - Powerful and easy-to-use online Japanese-English dictionary with words, kanji and example...

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 .

RomajiDesu - RomajiDesu is a free online bi-directional Japanese-English dictionary, Kanji dictionary, Sentence analyzer and Japanese to Romaji/English translator, and Romaji to Hiragana/Katakana Converters for Japanese learners.