旋转PDF

旋转PDF页面。将页面旋转90、180或270度。

上传PDF文件

拖放PDF文件到此处以旋转页面。

开发者 API

可通过 API 调用

使用 PDF Tools API 自动化此 PDF 工作流。每次成功请求消耗 1 Credit，处理失败会自动退还。

/api/external/pdf-tools/rotate-pdf每次成功请求 1 Credit输出：result.pdf

curl -X POST https://itextmaster.com/api/external/pdf-tools/rotate-pdf \
  -H 'x-api-key: YOUR_API_KEY' \
  -F 'file=@input.pdf;type=application/pdf' \
  -F 'options={"angle":90,"pages":"all"}' \
  --output result.pdf

关于此工具

旋转PDF将文档中的页面旋转90、180或270度。修复方向不正确的扫描、旋转横向页面或调整页面方向以供查看。

统一旋转所有页面或选择特定页面单独旋转。该工具保留所有内容和格式。

所有处理都在您的浏览器本地进行，确保您的文档保持私密。

如何使用

上传PDF文件
拖放您的PDF文件或点击选择。
选择旋转
选择旋转角度和要旋转的页面。
旋转并下载
点击旋转应用更改并下载。

使用场景

修复扫描

纠正扫描文档的方向。

横向页面

旋转横向页面以正确查看。

混合方向

标准化混合文档中的页面方向。

Practical guide

Why choose local processing?

Misoriented 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 correctly oriented pages 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 correctly oriented pages.
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 rotate 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 docs Create API Key

常见问题

可以对不同页面进行不同的旋转吗？

是的，您可以对不同页面应用不同的旋转。

旋转会影响打印质量吗？

不会，旋转保留所有内容质量。

可以按自定义角度旋转吗？

旋转限于90度增量（90、180、270）。