Compare software

ScreenTranslateSTranslate
Free

Free and open source under GPL-3.0.

 Free

Free and open source under the MIT licence; some translation services may need their own…

macOS Windows
  • Translates text selected in other apps
  • OCR captures text that cannot be selected
  • Compares results from many translation services in one query
  • Built-in OCR that works without a network connection
  • Requires macOS 15 or later
  • Live subtitle translation is a beta feature
  • Windows only
  • Website and documentation are mainly in Chinese
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License: MIT
Not stated if an account is needed No account needed
Works offline Not stated if it works offline

Checked October 8, 2026

Checked October 2, 2026

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