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Mirumoji vs Trancy: catalog facts
Mirumoji	Trancy
Free Free and open source under the MIT licence.	Freemium The extension can be installed at no cost; check the site for current plan pricing.
Web, Self-hosted	Browser extension
Clickable word lookups in subtitles Whisper-based subtitle generation	Bilingual subtitles on YouTube, Netflix and course platforms Subtitle reading mode with word and sentence bookmarking
Only for learning Japanese Requires Docker setup	Pricing and plan limits are not clearly stated on the homepage Depends on the supported video sites for subtitle features
Self-hosted	Downloadable app, Browser extension
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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