Masterlang - Learn new languages with movies

The chrome extension to expand your vocabulary and master the language expressions. Available on Netflix, Prime Video and Disney+

Masterlang is a powerful Chrome extension designed to help you learn new languages while enjoying your favorite movies and TV shows on platforms like Netflix, Amazon Prime Video, and Disney+. It provides instant subtitle translation and enables users to build and track personalized vocabulary lists, making language learning both fun and effective.

Key features include exporting your vocabulary to popular flashcard systems such as Anki, Quizlet, Tinycards, and Brainscape. You can set daily learning goals and practice listening skills by replaying specific subtitles. Supporting over 60 languages, Masterlang requires an active streaming account with subtitles enabled. Try it for free and turn your movie time into a productive language learning session!

Manifest V3 Extension Education Productivity Utilities
By:
https://masterlang.webflow.io/
Users:
633 282
Rating:
3.75
(28)
1.08
Version:
1.6.4 Last updated: 2025-06-24
Creation date:
2020-06-06
Risk:
High risk impact High risk likelihood
Permissions:
  • identity
  • identity.email
  • storage
Host permissions:
  • https://*.netflix.com/*
  • http://*.netflix.com/*
  • https://www.primevideo.com/*
  • https://*.disneyplus.com/*
  • https://www.googleapis.com/
Size:
6.36MB
Email:
wa*****@gmail.com
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Chrome Web Store
Data ingested on:
2025-07-16

User reviews

Masterlang is praised for its smooth and accurate instant subtitle translations, vocabulary tracking, and integration with popular streaming platforms, enhancing language learning naturally through media. However, users report significant issues with certain Asian languages like Japanese and Chinese, occasional bugs with translation pop-ups, and lack of developer support. Despite these problems, the extension is valued for its flashcard features and capacity to help users apply new language skills in real conversations.
Pros
  • Instant subtitle translation is smooth, accurate, and effective for vocabulary expansion.
  • Integration with streaming services like Netflix, Prime Video, and Disney+ makes learning fun and natural.
  • Tracks learned words and expressions, allowing for later review within the extension.
  • Ability to save vocabulary to flashcards, with support for export to Anki.
  • Helps users improve language skills by learning through favorite shows and movies.
Cons
  • Does not work properly for some Asian languages like Japanese and Simplified Chinese.
  • Occasional issues with the translation pop-up being blank or showing incorrect language pairing.
  • Some users experienced the extension not working at all or getting stuck on loading screens.
  • Lack of support and responsiveness from the developer reported by users.
  • Limited language support; users wish for more languages to be supported.
Recent reviews
Very useful for immersive learning instant subtitle translation, word level meaning, personal vocab list. Simple to use and genuinely helps improve comprehension while you relax.
by Vi*****, 2025-07-15

Impressive one.
by Br*****, 2025-07-15

Masterlang is such a clever tool when I pause the video, it instantly translates the current subtitle and breaks down each word.
by Fr*****, 2025-07-15
View all user reviews ›

Extension safety

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

Masterlang - Learn new languages with movies requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Request access to the following domains: {{requestedDomains}}
  • High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Risk likelihood
Risk likelihood measures the probability that a Chrome extension may turn malicious. This is determined by the publisher and the Chrome extension reputation on Chrome Web Store, the amount of time the Chrome extension has been around, and other signals about the Chrome extension. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Chrome extension.

Masterlang - Learn new languages with movies may not be trust-worthy. Avoid installing if possible unless you really trust this publisher.

Risk likelihood analysis details
  • High This extension privacy policy URL may be invalid
  • High **** ********* *** ******** ******* ** *** **** ****** *** ******* *** *** ** ****** ** *****
  • High **** ********* *** *** **** ****** ********* ********** *** *** ** ****** ** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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