Language Reactor icon

Language Reactor Chrome Extension Analysis

AI & Writing Assistants

Chrome extension ID: hoombieeljmmljlkjmnheibnpciblicm

A browser extension that adds dual language subtitles, a popup dictionary, and video playback controls to Netflix and YouTube. It also provides machine translation and text-to-speech for general websites and books.

Developer:Dioco
Version:5.1.7
Size:3.89MiB
Last updated:

Overview

Installs

2.0M+

Rating

4.2

4,240 reviews

Languages

27 locales

Includes Deutsch, English, Filipino, Indonesia...

Market analysis

Review-backed positioning, friction, and market signals for this Chrome extension.

Backed by review samples

Macro category

AI & Writing Assistants

Pricing friction

Low review signal

Complaint intensity

Moderate review signal

Listing & review signals
Observed signals from store listing text and review samples.

Listing positioning

Positions itself as a powerful toolbox for learning languages through native materials like Netflix and YouTube. It emphasizes transforming passive watching into an active learning experience using dual subtitles and interactive dictionaries.

Inferred product pattern

Educational overlay extension for streaming media and web content.

Review-backed pain points

Users report frequent 'Unable to load subtitles' alerts, server instability preventing word saving, and subtitles resetting to default languages.

Observed feature gaps

Lack of accessible customer support/live chat and inconsistent audio balancing between movie dialogue and pronunciation audio.

Tags
Language LearningNetflix SubtitlesYouTube LearningDual SubtitlesTranslation Tool
Target users

- Language learners

- Polyglots

- Students

- Netflix and YouTube users

Primary use cases

- Learning languages via films and series

- Improving listening comprehension with authentic content

- Expanding vocabulary through interactive subtitles

- Translating web text for study

Positive themes

- High utility for language acquisition

- Comprehensive feature set

- Effective use of native context

Negative themes

- Frequent server and network errors

- Subtitle synchronization and loading issues

- Bugs in paid Pro features

Observed friction

- Refund complaints detected

- Performance complaints detected

- Users reporting that Pro subscription features (like the chatbot and word saving) are frequently broken without clear resolution.

Evidence boundary: Analysis based on the store listing and 13 representative reviews including helpful and low-rating samples. Review sample is a small subset of the 4,000+ total reviews; includes translated content.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

Users noted a lack of live chat or available contact information to reach the development team for technical issues.

Reliability

Significant reports of server downtime, network errors, and application freezing on YouTube.

Privacy

No privacy or security complaints observed in the provided review samples.

Access & pricing

- Free entry with paid features

- Account required for core usage

- Limited free usage observed

Store listing facts

Listing assets

- Screenshots: 2

- Videos: 1

- Languages: 27

Trust signals

- Privacy policy

- Developer contact

- Support link

Store metadata

- Version: 5.1.7

- Size: 3.89MiB

- Last updated:

Store description excerpt
Short excerpt from the public Chrome Web Store listing; full copy is available on the official store page.
Language Reactor is a powerful toolbox for learning languages. It helps you to discover, understand, and learn from native materials. Studying will become more effective, interesting, and enjoyable! (formerly called 'Language Learning with Netflix') Netflix The extension adds dual language subtitles, a popup dictionary, precise video playback controls and many more features when watching films and series on the Netflix website! YouTube Thousands of channels for you to watch on any topic you can imagine! Develop your comprehension with authentic language in context. Books and Websites Import text, Language Reactor will add a machine translation in your language and read the text with super-realistic text-to-speech. Our extension runs on Google Chrome on desktop and laptop computers running Windows and MacOS.

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

learn language with netflixdual subtitles extensionyoutube language learning tool

Comparison

Language Reactor vs Language Learning with Netflix

Problem

how to get dual subtitles on netflixwatch movies to learn language

Alternative

Language Reactor alternativesdual subtitle extensions

Similar extensions

Jump to related discovery paths:

FAQ

What is Language Reactor mainly used for?
A browser extension that adds dual language subtitles, a popup dictionary, and video playback controls to Netflix and YouTube. It also provides machine translation and text-to-speech for general websites and books.
What market signals stand out?
Large installed base with substantial review base. Last known update: 03/06/2026.
What should builders compare before entering this space?
Compare install concentration, rating quality, update recency, screenshots, developer portfolio, listing claims, and review-backed friction signals.
Is this page review-backed?
Backed by review samples. This page combines store metadata with selected review signals, while raw store metrics remain visible for comparison.

Screenshots

Language Reactor screenshot
Language Reactor screenshot

Links

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