Which languages does TutuLang support?

The interface supports 16 languages including Chinese, English, Japanese, Korean, French, German, Spanish, Portuguese, Russian, Arabic and Hindi. The dictionary and translation cover common language pairs.

Does lookup need an internet connection?

Dictionary lookup runs on a local offline database and keeps working even if the AI service is down; sentence translation and AI writing require a connection.

Is my language choice remembered?

Yes. Your choice applies across the whole site and is remembered, so it’s used automatically next time.

เลือกภาษาของคุณ

ตัวเลือกจะมีผลทั้งเว็บไซต์และถูกจดจำไว้

ตามภาษา ตามประเทศ/ภูมิภาค

English 中文 Chinese 繁體中文 Traditional Chinese Español Spanish Português Portuguese Français French Deutsch German 日本語 Japanese 한국어 Korean Русский Russian العربية Arabic हिन्दी Hindi Indonesia Indonesian Italiano Italian ไทย Thai Tiếng Việt Vietnamese

TutuLang is an online language platform: offline dictionary lookup, AI sentence translation, and AI writing that lets you write a foreign language from your own and back-translates it for verification. Pick any language to open TutuLang in it — lookup, translation and writing all work instantly, no install, no signup.

The dictionary is offline-first and doesn’t depend on third-party APIs, so lookup keeps working even when AI is unavailable; sentence translation and AI writing are powered by cloud models and include a back-translation so you can check the result. The interface currently supports 16 languages.

FAQ

Which languages does TutuLang support?: The interface supports 16 languages including Chinese, English, Japanese, Korean, French, German, Spanish, Portuguese, Russian, Arabic and Hindi. The dictionary and translation cover common language pairs.
Does lookup need an internet connection?: Dictionary lookup runs on a local offline database and keeps working even if the AI service is down; sentence translation and AI writing require a connection.
Is my language choice remembered?: Yes. Your choice applies across the whole site and is remembered, so it’s used automatically next time.