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Certyneo Reader · PDF tools

Split a PDF into several files, right in your browser

Cut a PDF into one file per page or into the page ranges you specify, then get every part in a single zip archive. Certyneo Reader does all the work in your browser: the document never leaves your device, with no account, no limits and no watermark.

The file never leaves your device
Free, with no page limit
No account, no installation

Drop your PDF here

or choose a file on your computer, tablet or phone

100% local reading: the document is never sent over the internet.

How to split a PDF online in three steps

  1. 1

    Open the PDF

    Drag the file into the reader or pick it from your device, then open the Split tool.

  2. 2

    Choose how to split

    Ask for one file per page, or type ranges such as "1-3, 5, 8-": each comma-separated group becomes its own file.

  3. 3

    Download the archive

    The files are generated on the spot and bundled into a zip archive. The open document stays intact, so you can split it another way.

Everything happens in your browser: the file never leaves your device. Open in the reader

Related tools and guides

Splitting a PDF: frequently asked questions

Can I extract a single page from a PDF?

Yes. Choose split by ranges and just type the page number, or tick it in the Organise tool and use "Extract selection": you get a standalone PDF, with its text and layout intact.

Is the PDF sent to your servers?

No. Splitting is done entirely in your browser. Nothing is uploaded and nothing is kept: the file stays on your device from start to finish.

Is there a page or size limit?

The reader opens PDFs up to 150 MB, with no limit on the number of pages: a document of several hundred pages splits without trouble.

Do extracted pages keep their quality?

Yes. Pages are copied without re-encoding: selectable text, images, links and fonts are strictly identical to the original.

Can I split a PDF from my phone?

Yes. The tool works in recent browsers on Android, iPhone and iPad, with nothing to install and the same privacy as on a computer.

Does this PDF need to be signed?

Send it for electronic signature in minutes: your signers sign from their phone, without creating an account.

Get started with Certyneo for free