Chrome extension

Relingo

Highlights unfamiliar words on websites and in YouTube or Netflix subtitles and translates them, so English learners grow vocabulary.

What it does

Relingo highlights and translates unfamiliar English words on web pages and in video subtitles in Chrome. It is for English learners who want to build vocabulary gradually while reading articles or watching YouTube, Netflix and other videos.

Key features

  • Highlights difficult words based on the level you set and words you have saved
  • Shows bilingual subtitles on YouTube, Netflix, TED and Coursera
  • Marks new words inside subtitles while a video plays
  • Builds a personal vocabulary book that resurfaces words in later reading
  • Offers full-text translation of pages while you browse

Use cases

  • Reading English news sites with help on harder words
  • Watching English shows with dual-language subtitles
  • Reviewing saved vocabulary from daily browsing

Getting started

Set your English level after installing, then browse normally; Relingo highlights words it thinks you may not know and translates them when you hover or click.

Good to know

It is focused on learning English. Page and subtitle text is processed to find and translate words, and vocabulary syncing relies on the developer's service.