Compare software

FreePDFPDFMathTranslate
Free

Free to download and use.

 Free

Free and open source under the AGPL 3.0; paid translation APIs you connect may cost money.

Windows, macOS Windows, macOS, Linux, Web, Self-hosted, Command line
  • Reads and translates PDF papers in one window
  • Builds for Windows and macOS
  • Keeps formulas, charts and layout when translating
  • Works with many translation services, including local Ollama models
  • Small project maintained by one developer
  • Focused on reading and translation rather than editing PDFs
  • Translation quality depends on the service you choose
  • OCR support is still experimental
Downloadable app Downloadable app, Web application, Self-hosted
Closed source Open source
License not stated License: AGPL-3.0
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

Checked October 1, 2026

Checked September 24, 2026

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