Practice questions with over 2600 categorized problems and detailed explanations. Track progress, compare scores with others, and select between practice or modes. Set question categories and customize preparation sessions.
View PDF documents with fast opening and support for iCloud storage. Browse pages in thumbnail or continuous view. Access comments, attachments, and protected files. Choose single page or fit to page layout.
Practice Hiragana and Katakana by matching random characters with correct answers. Choose question counts, answer options, and question types like vowels or digraphs. Test knowledge without Romaji support.
Practice tests with traffic laws, road signs, and safe questions. Take timed or set-question tests. Receive explanations for each answer. Track progress and review incorrect responses.
