Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
Jisho - Powerful and easy-to-use online Japanese-English dictionary with words, kanji and example...
Mate Translate - Ultimate translation app for Mac, iOS, Chrome and many more
JWPce - JWPce is a free Japanese <--> English dictionary and word processor created by Glenn...
Crowdin - Localize your product in a seamless way
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.