
Convert JPG to PDF — One-Page PDF to Print or Email
Convert JPG to PDF online to get a one-page PDF you can print, email or upload. No software to install. Preview one free or batch-convert with Premium.
Drop your JPG file or click to browse
Why convert JPG to PDF?
- The PDF page is sized to your image, so it prints and previews without cropping or extra borders.
- Anyone can open the PDF in the viewer built into their browser, phone or computer.
What to expect when converting JPG to PDF
- You get one page per image, with the picture embedded as a high-quality JPEG. To combine several images into one PDF, use the Image to PDF tool.
- Your original JPG file isn’t changed: you download a new PDF copy.
JPG vs PDF
| 功能 | JPG | |
|---|---|---|
| 全名 | JPEG (Joint Photographic Experts Group) | Portable Document Format |
| Origin | Standardised in 1992 | Created by Adobe in 1993; an ISO standard since 2008 |
| 压缩 | Lossy, adjustable quality | Document page with the image embedded at high quality |
| Transparency | 否 | No — transparent areas get a solid background |
| 动画 | 否 | 否 |
| 颜色 | 16.7 million colours (8 bits per channel) | Full colour |
| Where it opens | All browsers, phones, computers and photo apps | Built-in viewers in browsers, phones and computers |
| 最适合 | photos you share, email, print or upload | emailing, printing and attaching images to forms and applications |
| Main drawback | no transparency, and every re-save loses a little more detail | the picture isn’t editable as an image until you convert it back |
In short: choose JPG for photos you share, email, print or upload; choose PDF for emailing, printing and attaching images to forms and applications.
Frequently asked questions
- How do I convert JPG to PDF?
- Upload your JPG file above. It is converted to PDF automatically (change the output format or quality in the Settings tab if you need to), then click Download. There is nothing to install.
- Does converting JPG to PDF lose quality?
- The image is embedded in the PDF as a high-quality JPEG at its full pixel size.
- JPG or PDF: which should I use?
- Use JPG for photos you share, email, print or upload. Use PDF for emailing, printing and attaching images to forms and applications. Keep in mind the main drawback of PDF: the picture isn’t editable as an image until you convert it back.
- What is a JPG file?
- JPG is the standard format for photos. It shrinks files by discarding detail the eye barely notices, which suits photographs but blurs text and sharp edges.
- Can I put several JPG images into one PDF?
- This converter makes one PDF page per image. To combine several images into one PDF, use the Image to PDF tool.
- Is the JPG to PDF converter free?
- Yes. Convert, preview and download a single result without creating an account. Premium adds batch conversion (many files into one ZIP) and larger uploads.
使用 JPG to PDF 可以做什么
在开始之前查看主要功能。
- Convert JPG files to PDF online
- Get a one-page PDF sized to your image
- Switch to any other output format in Settings
- Batch-convert many JPG files into one ZIP
- Preview the result before you download
设置参考
5 个设置
JPG to PDF 的可用控件。
设置
- 输出格式下拉框
- Chooses the file type you download. The page opens on its own output format; switch to any other format before converting.选项: JPGPNGWebPAVIFGIFTIFFBMPICOPDF
- 质量滑块范围: 20–100 · 默认: 90
- For JPG, WebP, AVIF and image-to-PDF output: higher keeps more detail but makes a bigger file; 60–80 suits most photos. Documents (Publisher, XPS, EPS…) become PDFs with every page and sharp text, with no quality setting.
- 无损模式开/关
- For WebP and AVIF output: keeps every pixel exactly (best for logos, graphics and transparency) at the cost of a larger file.
- 背景填充取色器
- For JPG, BMP and image-to-PDF output, which can’t store transparency: the colour that fills transparent areas (white by default).
模式
- 单个文件 / 批量下拉框
- 使用共享设置处理一个文件或一批文件。批量结果下载为一个 ZIP。选项: 单个文件批量
免费使用 · 无需注册 · 无水印上传过程全程加密传输已根据我们的数据保留政策移除
Related tools for JPG to PDF
Tools for common next steps after JPG to PDF.
观看每一个转变土地
每张照片都原封不动地穿过斜线,并在另一边完成。


























