Free
Google's Japanese input method (IME) for typing Japanese on your computer, with accurate kana-to-kanji conversion and suggestions.
WindowsmacOS
Visit ↗Writing & Typing
Tools for typing Japanese on your computer and getting your writing corrected by native speakers.
Free + paid options
Keep a journal in Japanese and native speakers correct it sentence by sentence, explaining why. In return, you correct entries written in your own native language.
Web
Visit ↗Free + paid options
Q&A app where you ask native speakers questions about Japanese, such as whether a sentence sounds natural or how to say something, and get answers in text or audio.
WebiOSAndroid
Visit ↗