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拆分PDF

将PDF文件拆分成多个文档。提取特定页面或按页面范围分割。

上傳PDF檔案

拖放PDF檔案到此處，或點選瀏覽。

開發者 API

可透過 API 呼叫

使用 PDF Tools API 自動化此 PDF 工作流程。每次成功請求消耗 1 Credit，處理失敗會自動退還。

/api/external/pdf-tools/split-pdf每次成功請求 1 Credit輸出：result.zip
API 文件取得 API Key
curl -X POST https://itextmaster.com/api/external/pdf-tools/split-pdf \
  -H 'x-api-key: YOUR_API_KEY' \
  -F 'file=@input.pdf;type=application/pdf' \
  -F 'options={"mode":"ranges","ranges":[{"start":1,"end":2},{"start":3,"end":5}]}' \
  --output result.zip

關於此工具

拆分PDF使您能够将单个PDF文档分成多个较小的文件。这非常适合提取特定章节、分离合并的文档或从多页PDF创建单独的文件。

您可以按特定页面范围拆分、提取单个页面或按固定间隔分割文档。该工具提供页面的可视预览，使您能够轻松选择所需的内容。

所有处理都在您的浏览器本地完成，确保您的文档保持私密和安全。

使用方法

  1. 上传PDF文件

    拖放您的PDF文件或点击浏览并选择要拆分的文件。

  2. 选择拆分方式

    选择拆分方式：按页面范围、提取特定页面或按固定间隔拆分。

  3. 定义页面范围

    输入要提取的页码或范围（例如：1-5, 8, 10-15）。

  4. 拆分并下载

    点击拆分创建新的PDF文件，单独下载或作为ZIP压缩包下载。

使用場景

提取章节

将书籍或手册拆分成单独的章节，便于阅读或分发。

分离合并扫描

将批量扫描的文档分成每个原始文档的单独文件。

创建讲义

从演示文稿中提取特定幻灯片或页面以创建重点讲义。

Practical guide

Why choose local processing?

  • Multi-page PDFs can contain contracts, invoices, identity details, or internal business information, so keeping processing in the browser reduces exposure.
  • The website tool is free to use with no usage limits and does not require sign-in.
  • Local processing also keeps iteration fast: adjust options, preview the result, and export separate PDF files without waiting for an upload queue.

Best files for this tool

  • Best for PDF files that open correctly in a modern browser and are not intentionally damaged or restricted.
  • Works well for everyday business, school, legal, finance, and personal documents where you need separate PDF files.
  • For very large files, close unused tabs and process one batch at a time so the browser has enough memory.

Common limitations

  • Encrypted or permission-restricted PDFs may need to be unlocked before processing.
  • Scanned pages, unusual fonts, complex layers, and damaged files can reduce accuracy or processing speed.
  • Browser memory and device performance matter more for local tools than for upload-based services.

Local processing vs upload-based tools

  • Local tools keep routine website processing on your device, while upload-based tools send files to a remote server.
  • Upload-based services can move heavy work off your computer, but they add transfer time and require trusting a server with your files.
  • Use the API when you intentionally need server-side automation; use the website when you want private manual processing.

What to do if processing fails

  • Try a smaller file, a shorter page range, or one file at a time if the browser runs out of memory.
  • If a PDF is encrypted, damaged, or restricted, unlock or repair it first and then retry the workflow.
  • If the output looks wrong, check whether the source file uses scans, complex transparency, form fields, or unsupported embedded objects.

API automation

Automate split or extract pages with the PDF Tools API. Each successful request uses 1 Credit, and every signed-in user receives 100 free API Credits each month.

View API automation docsCreate API Key

常見問題

可以将PDF拆分成单独的页面吗？

是的，您可以通过选择"每页拆分"选项将PDF拆分成单独的单页文件。

拆分时书签会怎样？

落在提取页面范围内的书签会保留在生成的PDF文件中。

可以拆分受密码保护的PDF吗？

您需要先使用我们的解密PDF工具解密PDF，然后再进行拆分。

相關工具

合并PDF整理與管理
提取页面整理與管理
删除页面整理與管理