Free Online MOBI to PDF Converter

Convert MOBI to PDF online for free.

Drop MOBI files here

or click anywhere in this box to choose files

MOBI files · up to 50 MB each · 100 MB with a free account

Selected files

File name	Size	Convert to

Convert all to:

Conversion complete

File name	File size	Download

Convert More Files Download All (ZIP)

MOBI to PDF: a format from before CSS

MOBI predates the Kindle Fire and carries a very limited subset of HTML, no real stylesheet support, tables that were approximations, images sized for screens of the era. Converting to PDF typesets that thin markup onto fixed pages. The output is usually plainer than people expect, and that is the source file rather than the conversion.

Convert when you need pages you can print or annotate. If you want the book to look good rather than just be readable, convert to EPUB or AZW3 instead and let a reader lay it out.

MOBI vs PDF: Side-by-side

Technical comparison of the two formats, useful for deciding which to use, or for confirming what changes during conversion.

Property	MOBI	PDF
Full name	Mobipocket eBook	Portable Document Format
Year introduced	2000	1993
Developer / standard body	Mobipocket / Amazon	Adobe
MIME type	application/x-mobipocket-ebook	application/pdf
File extension	.mobi	.pdf
Compression	PalmDOC compression	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	Mobipocket	ISO 32000
Best for	Older Kindle devices (replaced by AZW3 then KFX)	Final-form documents, contracts, archives, looks identical everywhere

Frequently asked questions

How to convert MOBI ebook to PDF for printing

Upload the MOBI file and choose an output format. It's laid out into a print-ready PDF with readable typography and preserved images, fixed pages that print predictably on any printer.

Can I read the PDF on any device after converting from MOBI?

Yes. Unlike MOBI which needs a specific eReader app, PDF opens natively on every computer, tablet, and phone, no special software required. It's also the standard format for printing, archiving, and sharing.

Will images and chapters be kept converting MOBI to PDF?

Yes. Images are preserved and chapters flow into a clean page structure, so the PDF reads and prints as a proper document.

What is MOBI?

MOBI is an Amazon ebook format, typically used for older Kindle devices. Converting it to PDF produces a file that opens on systems without MOBI support.

How do I open MOBI files?

On Windows: Calibre, or send it to your Kindle. On a Mac: Calibre, or Kindle for Mac. Amazon retired MOBI for new Kindle sends in 2022, so even Kindle devices increasingly prefer EPUB or AZW3.