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線上分割PDF

将PDF檔案分割成多个文件。提取特定頁面或按頁面范围分割。

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

分割PDF使您能够将单个PDF文件分成多个较小的檔案。这非常适合提取特定章节、分离合併的文件或从多页PDF建立单独的檔案。

您可以按特定頁面范围分割、提取单个頁面或按固定间隔分割文件。该工具提供頁面的可视預覽，使您能够轻松選擇所需的内容。

所有處理都在您的瀏覽器本機完成，确保您的文件保持私密和安全。

使用方法

  1. 上傳PDF檔案

    拖放您的PDF檔案或點選浏览并選擇要分割的檔案。

  2. 選擇分割方式

    選擇分割方式：按頁面范围、提取特定頁面或按固定间隔分割。

  3. 定义頁面范围

    输入要提取的页码或范围（例如：1-5, 8, 10-15）。

  4. 分割并下載

    點選分割建立新的PDF檔案，单独下載或作为ZIP壓縮包下載。

使用場景

提取章节

将书籍或手册分割成单独的章节，便于阅读或分发。

分离合併掃描

将批量掃描的文件分成每个原始文件的单独檔案。

建立讲义

从演示文稿中提取特定幻灯片或頁面以建立重点讲义。

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分割成单独的頁面吗？

是的，您可以通过選擇"每页分割"选项将PDF分割成单独的单页檔案。

分割时書籤会怎样？

落在提取頁面范围内的書籤会保留在生成的PDF檔案中。

可以分割受密码保护的PDF吗？

您需要先使用我们的解密PDF工具解密PDF，然后再进行分割。

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