Subtranslate

**SubTranslate** helps you translate video subtitles instantly while you watch. Click any subtitle word to pause the video and see its translation in a tooltip. Double-click to translate the full sentence. Triple-click to translate all visible subtitles at once.

**Features:**

* Click individual subtitle words for instant translation
* Double-click to translate the full sentence
* Triple-click to translate all visible subtitles at once
* Explore sentence translations with clickable words
* Click translated words to see reverse translations back to the source language
* Right-click subtitles to copy the text or look up a word on Wiktionary
* Correctly handles hyphenated words split across subtitle lines
* Automatically pauses playback during translation (configurable)
* Tooltip closes when playback resumes
* Works on YouTube, SVT Play, and svt.se
* Supports all languages available through DeepL

**Appearance & customization:**

* Adjustable subtitle font size and vertical position
* Customizable highlight color with presets and HSL color picker
* Per-site settings overrides — configure each site independently

**Advanced options:**

* Context history — include previous subtitles for more accurate translations
* Choice of DeepL translation model (high quality or fast)

**Setup:**
A DeepL API key is required. Get one from `deepl.com/your-account/keys`, then open the extension popup and enter your API key and preferred languages.