What is Split PDF?
PDF splitting separates a single PDF document into multiple smaller files. PDFBasic's Split PDF tool gives you precise control over how your document is divided: extract specific page ranges (e.g., pages 5-10), split at regular intervals (every N pages), or extract individual pages as separate files. The splitting process is non-destructive — your original file remains unchanged while new files are created from the selected pages. Each output file is a fully independent PDF that retains the formatting, images, and quality of the original. This tool is essential for extracting relevant sections from long documents, sharing specific chapters without sending the entire file, and breaking large PDFs into manageable pieces.
How to Use Split PDF Online
Upload your PDF file by dragging it into the upload area or selecting it from your device. You'll see a page-by-page preview showing every page in your document. Choose your split method: "By Page Range" lets you specify exact pages (e.g., "1-3, 7, 10-15"), "Split Every N Pages" divides the document into equal chunks, or "Extract Pages" lets you click on individual pages to select them. Selected pages are highlighted visually so you can verify your selection. Click "Split" and download your output files — if multiple files are created, they're packaged in a convenient zip archive.
When Should You Use Split PDF?
Split PDFs when you need to extract a chapter from a book, pull out specific pages from a long report for a meeting, separate a scanned multi-page document into individual pages, break a large file into email-friendly sizes, extract a single form from a packet of forms, or isolate sensitive content that shouldn't be shared with certain recipients.
Benefits
Use Cases
Publishing professionals split book manuscripts into individual chapters for separate review. Legal teams extract relevant pages from lengthy depositions for court submissions. Teachers split exam papers to distribute different sections to different classes. Researchers extract specific data tables from published papers. Insurance agents pull single claim forms from multi-form packets. Content creators extract individual slides from presentation PDFs for social media.
Pro Tips
- Use page range notation "1-3, 7, 10-15" to extract non-consecutive pages
- Preview all pages before splitting to make sure you have the right ones selected
- For very large documents, split into smaller sections first, then compress each section
- If you only need one page, use "Extract Pages" mode for the simplest workflow
- After splitting, use Merge PDF if you need to recombine sections in a new order
Common Mistakes to Avoid
- Splitting without previewing — always verify which pages you selected
- Forgetting that page numbers in your selection refer to the PDF page count, not printed page numbers
- Creating too many individual files when a page range would be more practical
- Not compressing the split files — individual chunks may still be larger than needed
You Might Also Need
- After splitting, you can merge the extracted pages with other documents.
- If you want to remove pages instead of extracting them, use our tool to delete specific pages.
- Reduce the size of your split output files — compress each split file.
- Got pages that are sideways? Use our tool to rotate pages that are oriented incorrectly.