What Is Youddao? Free Online AI Translation & Dictionary
Last updated: October 14, 2026 · By the Youddao team · 中文版
Youddao (youddao.com) is a free online AI translation and smart dictionary tool. It covers text translation, word lookup with definitions and examples, and document summarization, and it runs entirely in the browser: no download, no installation, no sign-up — open the page and use it. It is designed as a lightweight option for quick everyday lookups and short-text translation.
What Youddao can do
- Text translation — translate short texts and sentences across multiple languages (see the language selector on the homepage for available pairs);
- Smart dictionary — word lookups with definitions, parts of speech, and example sentences;
- Document summarization — paste or upload long text to get a concise summary;
- Zero setup — nothing to install, works on desktop and mobile browsers, including shared or public computers.
Is Youddao related to NetEase Youdao (有道)?
No. The name is similar, but Youddao is an independent product brand with no affiliation, endorsement, or partnership with NetEase Youdao or its Youdao Translate product. Youdao Translate is a full translation suite with document translation, photo and voice translation, and offline apps; Youddao is a lightweight, browser-only dictionary and text translator. If you want a direct comparison, see Youdao Alternative: feature comparison.
FAQ
What is Youddao?
Youddao is a free online AI translation and smart dictionary tool available at youddao.com. It supports text translation, word lookup with definitions and examples, and document summarization, and it runs entirely in the browser — no download and no account required.
Is Youddao the same as Youdao (有道)?
No. Despite the similar name, Youddao is an independent brand with no affiliation, endorsement, or partnership with NetEase Youdao (有道) or its Youdao Translate product. The similar spelling is coincidental.
Is Youddao free?
Yes, Youddao's core translation and dictionary features are free to use in the browser.
What languages does Youddao support?
Youddao focuses on everyday translation scenarios and supports multiple languages. Availability of individual language pairs can be checked directly in the translation box on the homepage.
Do I need to install an app?
No. Youddao is a web app: open youddao.com in any modern browser and start using it, including on shared or public computers.