1PDFAll toolsSplit PDF by Bookmarks
No account needed

Split PDF by Bookmarks

Turn bookmarked chapters into files.

Drop your PDFs here

PDF files · up to 50 MB each

No files selected

Processed on your device.

Saved workspaces on this device

Files are saved only when you choose Save. Up to 5 workspaces and 200 MB total. Browser storage may be cleared; download important files separately.

    How it works

    1. 1Choose your PDF file.
    2. 2Adjust the options and review your selection.
    3. 3Process and download your result.

    Originals stay unchanged. Save results before leaving, or explicitly save this workspace on your device. Manipulation tools require unlocked, flattened PDFs. Layout changes require pages without annotations or links. New outputs may lose bookmarks and digital signatures.