Read and listen in sync

Turn PDFs into audiobooks you can read along with

FolioDuet, formerly PageEcho, is a free, open-source read-along audiobook tool. Import a PDF, hear natural speech, and follow every word on the page. No account is required to try it.

  • Continuous text-to-speech playback
  • Word-by-word reading highlights
  • Local PDF storage and private progress sync

View FolioDuet on GitHub