Convert EPUB ebooks to PDF for universal reading, printing, and sharing. Layout, fonts, images, and table of contents are preserved. Works with Apple Books, Kobo, and Calibre EPUB files.
Max file size 10MB. Sign up for more.
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Checking files and selected output formats.
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A 1 MB EPUB typically becomes 0.8 – 2 MB as PDF (fixed pagination adds layout overhead).
Quality: EPUB is reflowable, PDF is fixed-layout. The conversion picks a fixed page size — text no longer adapts to screen size.
Best for: printing ebooks, sharing fixed-page-numbered references, archival.
Avoid when: you want to read on a small screen — PDF's fixed layout is hard to read on phones.
Tip: EPUB is far more comfortable to read on phones and small tablets because text reflows. Use PDF only when you need fixed pagination.
EPUB → PDF converts a reflowable ebook (variable text size, no fixed page count) to a fixed-layout PDF — useful when you need a printable version of an ebook, or when your destination reader only handles PDF. The conversion picks a page size (usually A4 or Letter) and lays the text into fixed pages; the resulting file loses the reflowing benefit of EPUB but works anywhere.
PDF is the universal fixed-layout document format — it renders identically across viewers, preserves fonts and formatting, and is the accepted-by-default format for invoices, contracts, government uploads, academic submissions, and portfolio work. Convert to PDF when the receiving system explicitly wants PDF or when the layout must not shift.
Freeze a reflowable book into a printable, shareable, universally-openable PDF with a consistent page layout.
Free-tier uploads are capped at 10 MB per file — enough for most novels and non-fiction. Pro handles files up to 1 GB and batch jobs of up to 20 books, which comfortably covers a whole legacy library conversion in a single session.
A4 or US Letter are the safe defaults for anything you'll print. Text size defaults to a comfortable reading value; bump it up for older eyes, or down for a denser page. The preview shows how many pages the finished PDF will be so you know what to expect before hitting Convert.
The PDF is ready in a few seconds. Chapters become bookmarks in the PDF's table of contents, cover art embeds on the first page, and inline images travel through at full resolution. Both the source and the converted PDF are permanently deleted from our servers within 30 minutes.
The trade-off is real: an EPUB is designed to reflow around whatever screen it's on. A PDF locks the page shape and text size. The PDF you get will look identical on every device — great for printing, submitting, and archiving — but you lose the "resize to fit" behaviour readers expect on phones. Pick this conversion when consistency matters more than flexibility.
Six real scenarios where the fixed-page format is exactly what you want.
Reader apps rarely offer a proper "print" function. Converting your EPUB to a PDF first gives you a predictable page layout, fits every printer's expectations, and lets you decide margins and page size in advance rather than fighting the reader's UI.
Not everyone has Kindle or Apple Books installed. Sending a PDF means the recipient can open it on any device, straight from an email attachment, without installing a specialised reader.
Ebook formats come and go — MOBI is on the way out, LIT is nearly gone, even EPUB has multiple versions. PDF has been stable for decades and will keep opening in the year 2050. Converting your library to PDF makes an archival copy that outlives any specific reader ecosystem.
Academic workflows lean on PDF annotators like Zotero, Mendeley, and PDF Expert. Highlighting, note-taking, and citation extraction are much richer in these tools than in most ebook readers. Converting to PDF unlocks the whole PDF-annotation ecosystem for the book.
Publishers, review committees, and journals often require PDF submissions. If you're distributing an EPUB you authored for review, converting to PDF produces the format the recipients actually want to read.
Print-on-demand services (Amazon KDP Paperback, IngramSpark, Lulu) require PDF interiors. Converting your finished EPUB to PDF is a standard step in the pipeline from digital-only to printed copy.
Technical comparison of the two formats — useful for deciding which to use, or for confirming what changes during conversion.
| Property | EPUB | |
|---|---|---|
| Full name | Electronic Publication | Portable Document Format |
| Year introduced | 2007 | 1993 |
| Developer / standard body | W3C (formerly IDPF) | Adobe |
| MIME type | application/epub+zip | application/pdf |
| File extension | .epub | |
| Compression | ZIP-compressed XHTML + CSS | Built-in (FlateDecode, DCTDecode) |
| Color / data depth | N/A | Vector + raster |
| Max dimensions / size | Software-limited | 381 km × 381 km (15,000 × 15,000 inches) |
| Transparency | No | Yes |
| Animation | No | No |
| Standard / specification | W3C EPUB 3.3 / ISO/IEC 23736 | ISO 32000 |
| Best for | Apple Books, Kobo, Nook, Google Play Books — reflowable text | Final-form documents, contracts, archives — looks identical everywhere |
EPUB (Electronic Publication) is the most widely adopted open ebook standard, maintained by the W3C (formerly IDPF) and published as ISO/IEC 23736. First released in 2007 as the successor to the Open eBook format, EPUB uses XHTML for content, CSS for styling, and ZIP compression for packaging. Its defining feature is reflowable text — content automatically adapts to fit any screen size, allowing readers to adjust font size, margins, and line spacing on phones, tablets, and dedicated eReaders.
EPUB is natively supported by Apple Books, Kobo, Nook, Google Play Books, and nearly every eReader and reading app outside the Kindle ecosystem. EPUB 3, the current version, adds support for embedded fonts, SVG graphics, MathML equations, JavaScript interactivity, audio/video embedding, and comprehensive accessibility features including text-to-speech and screen reader support. While Kindle devices do not read EPUB natively, the format can be converted to MOBI or AZW3 for Kindle compatibility.
Quick answers about compatibility, quality, metadata handling, and the most common reasons to convert EPUB files to PDF.
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