menu_book Split PDF Files by Chapters

Split PDF files by chapters, supporting splitting based on table of contents structure, bookmarks, or custom page ranges, generating multiple independent documents.

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PDF Split, Split PDF by Chapter, Split PDF by Bookmark Level, PDF Book Splitting Tool

PDF Generation Settings

Select the bookmark level to use for splitting (0 for top-level, 1 for second-level, etc.).
Original PDF metadata will be included in each split PDF.
Allows multiple bookmarks on the same page to create separate PDFs

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Frequently Asked Questions (FAQ)

Yes, our online PDF Split by Chapter tool is free to use forever, no registration, subscription, or software download required. We are committed to providing efficient and convenient document management services.

This tool automatically identifies chapter boundaries in the following ways:
  • Analyzes chapter title patterns in the document text (e.g., 'Chapter X', 'Chapter X', etc.)
  • Reads PDF bookmarks (i.e., table of contents structure) as a basis for splitting
  • Supports custom keyword matching rules to improve recognition accuracy
You can also manually set the starting page number for each chapter before splitting.

Yes! We provide flexible settings options for you to customize splitting rules:
  • Keyword Matching: You can specify keywords for chapter titles, such as 'Chapter [number]' or 'Part [A-Z]'
  • Manual Setting: You can manually enter the starting and ending page numbers for each chapter
  • Ignore Cover/Preface: Skip specific pages and start splitting from the main body
The system will intelligently generate splitting results based on your settings.

Your file security is our top priority. All uploaded PDF files will beimmediately deleted from the serverafter the operation is completed. We do not store or access any of your personal data and document content. The entire operation process is encrypted to ensure your privacy and security.

Yes, our online tool isfully compatible with various devices and operating systems. Whether you use a computer, phone, or tablet, as long as you have an internet connection, you can easily split PDF files by chapter anytime, anywhere.

Currently, this tool supportsprocessing one PDF file at a timeto ensure the best operating experience and output quality. For batch processing needs, we are actively developing related functions, so please stay tuned for future updates!

This tool supports most standard PDF formats, including common types such as PDF/A, PDF/X, PDF/UA. As long as the file is not protected by DRM or special encryption, chapter splitting can be performed normally.