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Migaku vs Language Reactor: catalog facts
Migaku	Language Reactor
Freemium Can be started without a credit card; paid plans unlock full use.	Freemium Free to use, with additional features in a paid tier.
Browser extension	Browser extension
Learn from content you already watch and read Works across popular streaming and social sites	Dual subtitles on Netflix and YouTube Uses real native material instead of textbook content
Built as a Chrome extension Proprietary with paid plans	Depends on third-party streaming sites that can change their players Proprietary
Browser extension	Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.