kanshudo.com/study/boost_first
Kanshudo Boost is an interactive learning tool that combines multiple game-based exercises to build and test knowledge of kanji, vocabulary, and grammar.
Apps and toolsKanji and kanaVocabularySpaced repetitionFreeGamesIntermediateBeginnerHistoryJLPTQuizzesTextbooksKanaPitch accentSentence patternsJLPT N5