Split PDF Online – Divide PDF Pages for Free
Break a large PDF into smaller files by specifying pages per file. Results are packaged into a ZIP archive — no registration, no server upload, completely free.
Number of pages per output file. Result is a ZIP archive.
How to Split a PDF Online
- 1Set pages per file
Enter how many pages each output file should contain. For example, enter 1 to create one file per page, or 10 to create files of 10 pages each.
- 2Upload your PDF
Drop your PDF file into the upload area. Processing starts automatically.
- 3Download the ZIP archive
When complete, download the ZIP file containing all your split PDFs.
Why Split a PDF?
Split a large report into chapters so each part fits within email attachment size limits.
Distribute individual chapters or sections of a document without sharing the full file.
Give reviewers or editors specific sections rather than a complete, lengthy document.
Split a large book or manual into printable sections for easier production.
Frequently Asked Questions
How do I split a PDF into separate files?+
Set the number of pages per output file using the input above, then upload your PDF. AllInOnePDF divides the document and packages the resulting files into a ZIP archive for download.
What format does the split output use?+
Each split section is saved as an individual PDF file. All split files are bundled into a single ZIP archive so you can download them all at once.
Can I split a PDF by page range?+
Use the 'Extract Pages' tool to pull out a specific page range (e.g. pages 3–7). The Split PDF tool divides a document into equal sections by pages-per-file.
Is there a page limit for splitting?+
No page limit. You can split PDFs with hundreds or thousands of pages as long as the file is under 50 MB.
Will splitting a PDF reduce its quality?+
No. AllInOnePDF copies pages directly without re-encoding them. Text, images, and formatting are identical to the original.