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Document conversion

Convert PDF to EPUB

Convert your .pdf files to .epub format online. No software to install.

Convert PDF to EPUB now

Free account: 10 conversions a month. Pro: 100 a month.

How to convert PDF to EPUB

1

Upload

Drag and drop your .pdf file or click to browse.

2

Choose format

Select EPUB as your output format.

3

Download

Click Convert and download your .epub file.

Why convert PDF to EPUB?

Converting from PDF (Portable Document Format) to EPUB (Electronic Publication) helps you work with your content in a different application or workflow. PDF and EPUB serve different purposes, and converting between them bridges the gap.

PDF vs EPUB: technical comparison

PDF (Portable Document Format, introduced in 1993) uses Flate, JPEG, JPEG2000, JBIG2, CCITT for embedded content compression. EPUB (Electronic Publication, introduced in 2007) uses ZIP (containing XHTML, CSS, media, OPF manifest) compression. PDF browser support: Universal (built-in PDF viewers in all major browsers). EPUB browser support: None (requires e-reader application).

What happens to quality?

The quality impact depends on the specific settings used during conversion. EPUB uses compression that may affect quality depending on the chosen settings.

File size impact

Typical PDF file size: A 10-page text document: ~100-300 KB; with images: ~1-10 MB. Typical EPUB file size: A 300-page novel: ~500 KB - 2 MB; illustrated book: ~10-50 MB.

Common use cases

  • Editing content that is locked inside a PDF document
  • Extracting text and formatting from PDF for reuse in EPUB
  • Converting PDF files to EPUB for compatibility with specific applications or workflows
Pro tip

For the best conversion results, always start from the highest quality source file available. Converting from a previously compressed file compounds any existing compression artifacts. When in doubt, use higher quality settings — you can always re-convert at lower quality later, but you cannot recover quality that has been lost.

Why use SquishConvert for PDF to EPUB?

Free plan

Free account: 10 conversions a month. Pro: 100 a month. No watermarks.

Quick & easy

Create a free account in 10 seconds and start converting immediately. No credit card required.

Where your file goes

Your file is sent over an encrypted connection to our provider CloudConvert, which converts it and deletes it after the conversion, within 24 hours at most. Details in our Privacy Policy.

Works everywhere

Convert files from any device: desktop, tablet, or phone. No software to install, works in any modern browser.

358+ conversions

SquishConvert supports over 358 file conversion combinations across images, documents, audio, and video.

High quality output

Your converted .epub file maintains the best possible quality. No unnecessary compression or quality loss.

Frequently asked questions

Is it free to convert PDF to EPUB?

Free account: 10 conversions a month. Pro: 100 a month.

How long does it take to convert PDF to EPUB?

It depends on the file size and on the queue at our provider. Small files usually take a few seconds.

Is my PDF file safe when converting?

Your file is sent over an encrypted connection to our provider CloudConvert, which converts it and deletes it after the conversion, within 24 hours at most. Details in our Privacy Policy.

What is the maximum file size for PDF to EPUB?

Free users can convert files up to 10 MB. Pro users can convert files up to 500 MB.

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