Hearken: EPUB to Audiobook

Hearken turns the books you already have into audiobooks — EPUB, PDF, FB2, HTML, Markdown, or plain text. Import a file and a natural, on-device text to speech voice reads it aloud. No account, no cloud, and no internet needed after the one-time voice download. Your library, your books • Import EPUB, PDF, FB2, HTML, Markdown, and TXT files • Real chapters from your ebook's table of contents, or automatic chapter detection • Search inside a book or across your whole library • Grid or list view — sort by recent, title, or author A real audiobook experience • Natural neural voice that runs entirely on your device • Adjustable playback speed from 0.5× to 2× • Skip by chapter, or rewind and fast-forward 15 seconds • Sleep timer — 15, 30, 45, 60 minutes, or end of chapter • Background playback with lock screen and notification controls Follow along while you listen • Read along: highlighting tracks each sentence as it's spoken • Tap any sentence to jump the audio there • Adjustable font size for comfortable reading Stay motivated • Daily and weekly listening stats • Reading streaks • Books completed and in progress Private and offline • The voice runs 100% on your device — nothing is uploaded, ever • Your books never leave your phone • Listen on a plane, on the subway, or completely off the grid Great for • Working through your ebook backlog while you commute, cook, or exercise • Students and professionals listening to PDFs, papers, and notes • Resting your eyes without losing your place in a book • Accessibility — hear any document read aloud in a natural voice Hearken is a text to speech reader and audiobook maker for your own files — an epub reader that reads aloud, a PDF voice reader, and an offline ebook listener in one. Download Hearken and start listening to your library today.