Language Shadow

LanguageShadow is a helpful Chrome extension that uses artificial intelligence to make learning new languages easier, especially when watching YouTube videos. It acts like a personal language tutor right in your browser.

Benefits

LanguageShadow offers several advantages for language learners. It provides dual subtitles, meaning you can see the text in both the language you are learning and your native language at the same time. This makes it much simpler to understand what is being said. It also has an AI Pronunciation Coach that listens to you speak the subtitles and gives you immediate feedback on how well you are saying the words, how smoothly you speak, and your tone. The extension includes a Shadowing Mode that pauses after each sentence, giving you a chance to repeat it. It also has a Smart Repetition feature that lets you repeat tricky phrases until you get them right. LanguageShadow currently supports learning English, Spanish, French, German, and Japanese.

Use Cases

This extension is perfect for anyone who wants to practice a new language using real videos. Whether you are a beginner or looking to improve your fluency, LanguageShadow helps you learn from authentic content. You can use it while watching your favorite YouTube channels to pick up new vocabulary and improve your speaking skills.

Vibes

LanguageShadow is currently in early access and has received a perfect 5.0 rating from one review, indicating a very positive initial reception.

Additional Information

LanguageShadow is available as version 0.1.0 and was last updated on February 13, 2026. The developer is bfernw@gmail.com. The extension is designed with user privacy in mind, processing voice data only for scoring and then discarding it. It states that user data is not sold or used for other purposes.