MOBI to PDF converter
Convert MOBI ebooks to printable PDF free online. Turn Kindle MOBI files into fixed-layout documents anyone can read. Calibre engine, no signup, 500 MB limit.
Drop a file to convert here
or click to browse
About Portable Document Format
Common Use Cases
- Printing ebooks from Kindle MOBI format
- Reading MOBI files on devices without ebook apps
- Creating PDF copies of legacy Kindle books
MOBI is Amazon's legacy ebook format, and it is not supported by much outside the Kindle ecosystem. If you need to print a MOBI ebook, read it in a PDF viewer, or share it with someone who does not have a Kindle app, converting to PDF is the simplest path. The result is a fixed-layout document with real page breaks that works everywhere.
MOBI is a reflowable ebook format tied to the Kindle ecosystem, while PDF is a fixed-layout document format readable on every device, so converting trades dynamic text reflow for universal compatibility and printability.
Why Convert MOBI to PDF?
Print a MOBI ebook
MOBI is designed for screens, not paper. Converting to PDF gives you a paginated document with proper margins and page breaks that you can send to any printer and get a clean, readable result.
Read without a Kindle app
Not everyone has or wants a Kindle app installed. PDF opens in every browser, every phone, and every desktop OS without any extra software. Converting your MOBI to PDF removes the dependency on Amazon's reading ecosystem.
Share with anyone
Sending a MOBI file to someone who does not use Kindle means they need to find and install a MOBI-compatible reader. A PDF just works. It is the right format when you need the content to be accessible to everyone without a compatibility conversation.
Annotate with PDF tools
Many people prefer the highlighting, note-taking, and markup tools in their PDF reader. Converting a MOBI to PDF unlocks that entire ecosystem of annotation tools, from Preview on macOS to Adobe Acrobat to Xodo on mobile.
When to use each
Keep as MOBI when...
- Reading on a Kindle device or app
- You want reflowable text for small screens
- The ebook is part of your Kindle library
- You plan to convert to EPUB instead
- Dynamic font sizing matters to you
Convert to PDF when...
- Printing the ebook on paper
- Reading on a device without a Kindle app
- Sharing with someone who does not use Kindle
- Annotating with PDF markup tools
- Archiving in a universally printable format
Common use cases
- Printing ebooks from Kindle MOBI format
- Reading MOBI files on devices without ebook apps
- Creating PDF copies of legacy Kindle books
How to use
- Upload your MOBI file. Drag and drop a MOBI ebook onto the upload area above, or click to browse and pick a file from your computer. The maximum upload size is 500 MB.
- Start the conversion. Click the Convert File button. Your MOBI is processed on our secure servers using Calibre, the most widely trusted ebook conversion engine in the world.
- Download your PDF. When processing finishes, a download link appears. Click it to save your PDF. Uploaded and converted files are automatically deleted from our servers within 1 hour for your privacy.
Frequently asked questions
- Is converting MOBI to PDF free?
- Yes. MOBI to PDF is free to use with no signup required. Free users get a daily conversion allowance, registered FileFactory accounts get higher limits, and Premium or Lifetime members enjoy unlimited conversions.
- Can I convert DRM-protected MOBI files?
- No. We only convert DRM-free files. MOBI ebooks purchased from Amazon with DRM will fail to convert. DRM-free MOBI files from indie authors, Project Gutenberg, or self-created content will convert without issue.
- Will the ebook look the same as on my Kindle?
- Not exactly. MOBI is reflowable and page-less, so the converter has to introduce page breaks. The text and images come through accurately, but the page layout will differ from how the Kindle renders the book.
- Will the table of contents work in the PDF?
- Yes. Calibre generates PDF bookmarks from the MOBI table of contents, so chapter navigation works in any modern PDF reader.
- Is there a file size limit?
- Yes. The maximum upload size for a single conversion is 500 MB, which is larger than any standard ebook.