NetEase Youdao Dictionary is an educational app available on iPhone that offers translation services for over 109 languages. It includes authoritative dictionaries such as Oxford, Webster, and Collins, and is suitable for learners of all levels, including business English, CET-4 and CET-6, GRE, TOEFL, and IELTS.

The app offers multiple translation options, including AR translation, photo translation, voice translation, conversation translation, online translation, and offline translation. Users can also translate text, documents, and internet slang. The app provides Chinese Pinyin, handwriting, and voice input, making it easy to search for rare Chinese characters. Additionally, the app includes Japanese and Korean dictionaries, which support grammar, pronunciation, and handwriting input.

The app also includes a personalized vocabulary list and AI-based English essay correction. Furthermore, it provides global and local pronunciation for English and Japanese words. The app is free to download, but it offers a membership program with automatic renewal.