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PDF Split Tutorial: How to Split PDF Files Online for Free

Fiona Xu · Published on March 7, 2026 · Updated on July 12, 2026
PDF SplitPDF SeparatePDF PaginationSplit PDF

Why You Need PDF Splitting

When you receive a contract, report, or scanned document that's hundreds of pages long, you often only need a few of those pages. Sending the entire file is both insecure and unprofessional. PDF splitting (also called PDF split) helps you precisely extract the pages you need from a large file, or cut it into multiple independent smaller files.

Common PDF page-splitting scenarios: extracting signature pages from a contract, splitting a scanned full document by chapters, or sending only the specific quote pages a client needs.

DocsAll PDF Split Tool Usage Steps

DocsAll provides a free online PDF split tool, with no login or installation required:

1. Upload PDF File

Drag the PDF into the upload area, or click to select a file. Supports a maximum single file size of 100MB.

2. Choose Split Mode

  • Extract pages: Enter the page numbers to keep (e.g., 3,5,7-10) to generate a new PDF containing only those pages
  • Split by page count: Set the number of pages per file (e.g., 5 pages per file) to automatically cut into multiple files
  • Split by range: Customize multiple page ranges, with each segment outputting an independent file

3. Download Results

Click "Start Splitting," and once processing is complete, you can download. When splitting by page count or range, multiple files are packaged as a ZIP.

Privacy Advantage: Files Never Leave Your Device

DocsAll's PDF split feature completes processing locally in the browser. Files are never uploaded to the cloud, making it especially suitable for sensitive documents like contracts and financial statements.

Usage Tips

  • Confirm page numbers before splitting to avoid selecting the wrong ones
  • When you need the reverse operation, use the PDF Merge Tool to combine them back
  • If you need to reduce the size after splitting, use PDF Compression

Mastering PDF splitting makes document management easy and efficient.

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Fiona Xu 内容编辑

DocsAll 内容编辑,5 年办公软件教程写作经验,擅长把复杂的文档处理流程拆解成易懂的步骤。