PDF to EPUB

Convert PDF to EPUB ebook format with chapter navigation.

Read tutorial →

Drop a PDF file here

or browse file
💡 Tip: This tool works best with text-based PDFs. Scanned PDFs or documents with heavy graphics/images will produce limited results. For optimal conversion, use PDFs with selectable text content.

Why PDFNeo?

Built for speed, privacy, and simplicity.

Lightning Fast

Process files in seconds with our optimized engine

100% Secure

Files processed locally, never uploaded to servers

Works Anywhere

Use on any device, any browser, anytime

No signup required Works offline No file limits Forever free
Your files are processed locally and never uploaded to any server.

Page ${ch.pageNum}

${textToHTMLParagraphs(ch.text)}
`; zip.file(`OEBPS/${ch.id}.xhtml`, xhtmlContent); manifest.push(` `); spine.push(` `); tocNav.push(`
  • Page ${ch.pageNum}
    • `); } // 4. Style CSS zip.file('OEBPS/style.css', `body { font-family: Georgia, "Times New Roman", serif; font-size: 1em; line-height: 1.6; margin: 1em; color: #333; } .chapter { margin-bottom: 2em; } .chapter-title { font-size: 1.3em; color: #6c63ff; border-bottom: 1px solid #ddd; padding-bottom: 0.3em; margin-bottom: 1em; page-break-before: always; } p { margin: 0.5em 0; text-indent: 0; } p + p { text-indent: 1.5em; }`); // 5. content.opf zip.file('OEBPS/content.opf', ` urn:uuid:${bookId} ${escapeXML(bookTitle)} ${escapeXML(bookAuthor)} en ${new Date().toISOString().split('T')[0]} ${manifest.join('\n')} ${spine.join('\n')} `); // 6. toc.ncx const navPoints = chapters.map((ch, idx) => ` Page ${ch.pageNum} `).join('\n'); zip.file('OEBPS/toc.ncx', ` ${escapeXML(bookTitle)} ${escapeXML(bookAuthor)} ${navPoints} `); showProgress(true, 90, 'Packaging EPUB...'); // Generate EPUB blob - ensure mimetype is written first uncompressed resultBlob = await zip.generateAsync({ type: 'blob', mimeType: 'application/epub+zip', compression: 'DEFLATE', compressionOptions: { level: 6 } }); showProgress(true, 100, 'Done!'); setTimeout(() => { showProgress(false); const sizeMB = (resultBlob.size / (1024 * 1024)).toFixed(2); document.getElementById('resultInfo').textContent = `${pages.length} page(s) converted to EPUB`; document.getElementById('resultDetails').innerHTML = `Title: ${escapeHTML(bookTitle)} | Chapters: ${chapters.length} | Size: ${sizeMB} MB | Format: EPUB2`; document.getElementById('resultArea').style.display = 'block'; }, 500); } catch (err) { alert('Error: ' + err.message); showProgress(false); } btn.disabled = false; } function downloadEPUB() { if (!resultBlob) return; const baseName = pdfFile ? pdfFile.name.replace('.pdf', '') : 'output'; downloadBlob(resultBlob, baseName + '.epub'); }

    Everything You Need to Know About Converting PDF to EPUB

    Turn PDFs into ebooks you can read on your Kindle, iPad, or favorite ereader app.

    How to Convert PDF to EPUB

    Got a PDF you want to read on your ereader? Converting to EPUB gives you reflowable text that actually fits your screen instead of making you pinch and zoom everywhere.

    1. Upload your PDF. Drop your PDF file into the upload area. Works best with text-based PDFs — scanned ones are trickier.
    2. The conversion starts. The tool analyzes the PDF structure, extracts the text and images, and builds an EPUB file with proper ebook formatting.
    3. Wait for it to finish. Conversion time depends on how long and complex your PDF is. Simple documents are fast, books with lots of images take longer. Everything runs locally in your browser.
    4. Download your EPUB. Grab your new EPUB file and load it onto your ereader or reading app. Give it a quick read-through to see how the formatting came through.
    Why Convert PDF to EPUB Online Instead of Desktop Software?

    Calibre can do PDF to EPUB conversion, but it is a whole application you have to download, install, and learn. Great if you manage a big ebook library, overkill if you just want to convert one file. An online converter is faster and simpler. Drop the file, get your EPUB, done. No installation, no learning curve. With PDFNeo, it also happens entirely on your device. Your book never gets uploaded to a server. That matters for your privacy — your reading list is nobody's business but yours. Most online converters upload your files to their cloud to process them. Not this one. And it is completely free. No page limits, no watermarks, no sign up. Just conversion that works on any device with a browser.

    When Do You Need to Convert PDF to EPUB?

    Reading PDFs on an ereader. PDFs are terrible on ebook readers. The fixed page size means constant zooming and scrolling on a 6-inch screen. EPUB reflows to fit the screen, making reading way more comfortable on a Kindle, Kobo, or phone.

    Making text size adjustable. With a PDF, what you see is what you get. If the text is too small, you zoom in, then you have to scroll sideways. EPUB lets you adjust font size, line spacing, and margins to whatever is comfortable for your eyes.

    Creating an ebook from a document. You wrote a book or guide in PDF format and you want to distribute it as a proper ebook. Converting to EPUB gives you the standard format that every ereader and reading app supports.

    Better accessibility. EPUB is more accessible than PDF for people using screen readers or other assistive technology. The reflowable text and proper structure make it easier for assistive tools to navigate and read the content.

    Tips for PDF to EPUB Conversion Like a Pro

    Text-based PDFs convert way better than scanned ones. If your PDF was created from a Word doc or a website, you will get a nice reflowable EPUB. If it is a scanned document, it is basically just images — OCR it first if you want actual text in your ebook.

    Complex layouts do not translate well. PDFs with multi-column layouts, sidebars, footnotes, and fancy formatting will produce messy EPUBs. Simple single-column documents with clear headings convert the best. Manage your expectations accordingly.

    Check the table of contents and chapter breaks. PDFs do not always have clear chapter markers that EPUB can pick up on. You may need to add or adjust headings in the source PDF first, or fix up the EPUB structure after conversion.

    Test on your actual ereader. Different devices and apps render EPUBs differently. What looks great in one reader might be messed up in another. If you are making an EPUB for someone else, ask them what device they use and test on it if you can.

    Frequently Asked Questions
    How good is the conversion quality?

    It really depends on your PDF. Simple text-based PDFs with clear structure convert excellently. Complex layouts, multi-column documents, and scanned PDFs convert poorly. Manage your expectations accordingly.

    Can I convert a scanned PDF to EPUB?

    Scanned PDFs are just images — there is no actual text to extract. You would need to run OCR on it first to get a text layer, then convert to EPUB. The quality will depend on how good the OCR is.

    Is my PDF uploaded to your server?

    Not at all. Everything runs locally in your browser. Your file never leaves your device. Close the tab and it is gone from memory.

    Will images be preserved in the EPUB?

    Images usually carry over, though their placement might shift. Since EPUB is reflowable, images that were precisely positioned in the PDF might end up in slightly different spots in the reading flow.

    What devices can read EPUB files?

    Most ereaders support EPUB — Kobo, Nook, Sony, and many others. Kindle does not natively support EPUB (it uses MOBI or AZW), but you can sideload or convert further if needed.

    Do I need to install anything?

    Nope. No plugins, no extensions, no desktop software. Just open the page in any modern browser and you are ready to go.

    Can I convert DRM-protected PDFs?

    No. If your PDF has digital rights management (DRM) protection, you cannot convert it. Only DRM-free PDFs work with any conversion tool.