Nufa is an e-reader built for language learners. Import your own EPUB or PDF books, tap any word for an instant translation, and save it to built-in spaced repetition with the sentence you found it in. Stuck on a passage? Get a breakdown of the grammar and phrasing without leaving the page. No more juggling an ebook, a dictionary and a flashcard app. Free to use, with optional premium extras. Available now on Android.
