Compare software

LinguistCopyTranslator
Free

Free and open source.

 Free

Free and open source under GPL v2.

Browser extension Windows
  • Offline translation through the bundled Bergamot engine
  • Translates full pages, selections and Netflix subtitles
  • Translates automatically on copy
  • Fixes broken line breaks from PDF text
  • Offline translation quality and language coverage may trail large cloud services
  • Smaller project with a modest contributor base
  • Project website is mainly in Chinese
  • Translation quality depends on the online engines it uses
Browser extension Downloadable app
Open source Open source
License not stated License: GPL-2.0
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 24, 2026

Checked October 2, 2026

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