JPG转PDF

将JPG图像转换为PDF。将多个JPG文件合并成一个PDF文档。

上传图片

拖放图片到此处，或点击浏览。支持JPG、PNG、WebP、BMP、TIFF、SVG、HEIC。

Files: 100

关于此工具

JPG转PDF可以快速轻松地将您的JPEG图像转换为PDF文档。无论您有单张照片还是多张图像，这个工具都能创建专业外观的PDF文件。

您可以将多个JPG文件合并成一个PDF，按任意顺序排列，并自定义页面大小和方向。转换过程保留图像质量，同时创建紧凑、可共享的PDF文件。

所有转换都在您的浏览器中进行，确保您的照片保持私密。

如何使用

上传JPG图像
拖放您的JPG文件或点击从设备中选择图像。
排列和配置
通过拖动重新排序图像，选择页面大小和方向选项。
转换并下载
点击转换创建PDF并下载结果。

使用场景

照片相册

从假期照片或活动照片创建PDF相册，便于分享。

文档扫描

将手机拍摄的文档照片转换为正式的PDF文件。

作品集创建

将摄影作品或设计样本编译成专业的PDF作品集。

Practical guide

Why choose local processing?

JPG images 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 a clean PDF document without waiting for an upload queue.

Best files for this tool

Best for JPG, JPEG 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 a clean PDF document.
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

Use API docs to plan automated PDF workflows. If this exact website workflow is not exposed as an endpoint yet, you can still use available PDF API tools and Credits for supported operations.

View API automation docs Create API Key

常见问题

可以转换多少张图像？

您可以将最多100张JPG图像转换成一个PDF文档。

图像质量会保留吗？

是的，图像以原始质量嵌入。您可以选择压缩它们以减小文件大小。

可以为不同图像设置不同的页面大小吗？

该工具对所有页面应用统一的页面大小。每张图像都会缩放以适应所选页面大小，同时保持纵横比。