Nothing to read yet
Add some text and press Start Listening, or try a sample above.
PDF to Speech
Listeny is a free, browser-based text-to-speech and PDF-to-speech reader that converts text and PDFs into natural-sounding audio with live word highlighting — no sign up, no downloads, no usage limits.
Upload a PDF below and Listeny reads it aloud, highlighting each word as it's spoken.
Upload a PDF
- No signup required
- Free to use
- Works in your browser
Choose a PDF to read aloud
PDF text stays on your device in Standard mode. AI Voice sends only synthesis text, not your file.
Choose PDF
Or drag and drop a PDF anywhere in this box
PDF files up to 50 MB.
Recently read PDFs
Extracting text from your PDF…
Extracting text from your PDF…
Couldn't read this PDF
Couldn't read this PDF
Something went wrong while reading this PDF.
Now reading
Follow Reading
Word 0 of 0
Voice Type
AI Voice isn't available right now. Standard voices still work.
AI Voice uses Microsoft neural voices via a secure edge proxy. Text is sent only to synthesize audio.
Speed
Voice
Space play/pause · ← → skip sentence · + - speed
Reading settings
Volume
Text size
Reading theme
Highlight style
Word-by-word, sentence, or bionic (bold word stems) — helpful for focus, ADHD, and dyslexia.
Turn Any PDF Into Audio, Free
Listeny's PDF to speech tool lets you upload any PDF and have it read aloud instantly — no sign up, no software to install, and nothing to pay. As the audio plays, each word is highlighted in the text, so you can follow along visually while you listen.
How to Read a PDF Aloud in Seconds
Drag and drop your file onto the page, or browse to select it from your device. Listeny extracts the text directly in your browser — your PDF file is not uploaded. Choose from natural-sounding AI voices, adjust the playback speed, and pick up exactly where you left off if you come back later.
Private, Fast, and Unlimited
Many PDF to speech tools require an account, limit pages, or send your file to a server. Listeny does none of that. There's no download to wait for and no page limits — just open your PDF and press play.
Frequently Asked Questions
What PDF files does this work with? +
Listeny works with standard PDFs that contain selectable text — the kind you can normally highlight and copy from in a PDF viewer. Most reports, ebooks, articles, and documents exported from Word or Google Docs fall into this category.
What happens with scanned PDFs that are just images of text? +
If a PDF is a scanned image with no underlying text layer, there's nothing for Listeny to extract or read aloud, since it doesn't perform OCR. Text-based PDFs work as expected.
Is there a file size limit? +
Yes, PDFs up to 50MB are supported — enough for the vast majority of documents, including long reports and books.
Is my PDF uploaded to a server? +
PDF text extraction happens in your browser — the PDF file itself is not uploaded. AI Voice sends only synthesis text, not your file.
Can it handle long documents like whole books or textbooks? +
Yes, within the 50MB size limit. Longer documents take longer to read aloud — Listeny shows estimated listening time and saves your position.
Does it work with password-protected PDFs? +
Password-protected or encrypted PDFs can't be opened. Remove the protection first using a PDF tool, then upload it.
Can I download the audio after converting my PDF? +
Yes — use the Download button next to Play to save an MP3 rendered with AI Voice. Instant in-browser playback works with Standard or AI Voice.
Need to convert a document to downloadable audio instead? Try our PDF to audio converter.