
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
| 機能 | JPG | |
|---|---|---|
| 氏名 | JPEG (Joint Photographic Experts Group) | Portable Document Format |
| Origin | Standardised in 1992 | Created by Adobe in 1993; an ISO standard since 2008 |
| 圧縮 | Lossy, adjustable quality | Document page with the image embedded at high quality |
| Transparency | いいえ | No — transparent areas get a solid background |
| アニメーション | いいえ | いいえ |
| 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 |
| こんな方に最適 | 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.
JPG to PDF でできること
始める前に、主な機能を確認してください。
- 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
設定リファレンス
5 設定
JPG to PDF で使用可能なコントロール。
設定
- 出力形式ドロップダウン
- Chooses the file type you download. The page opens on its own output format; switch to any other format before converting.オプション: JPGPNGWebPAVIFGIFTIFFBMPICOPDF
- 品質スライダーレンジ: 20–100 · デフォルト: 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.
- ロスレスモードオン/オフ
- For WebP and AVIF output: keeps every pixel exactly (best for logos, graphics and transparency) at the cost of a larger file.
- 背景の塗りつぶしカラーピッカー
- For JPG, BMP and image-to-PDF output, which can’t store transparency: the colour that fills transparent areas (white by default).
モード
- 単一ファイル / バッチドロップダウン
- 共有設定を使用して 1 つのファイルまたはバッチを処理します。バッチ結果は 1 つの ZIP としてダウンロードされます。オプション: 単一ファイル一括処理
無料で利用可能 · 登録不要 · 透かしなしアップロードは転送中に暗号化されます保持ポリシーに基づいて削除されました
Related tools for JPG to PDF
Tools for common next steps after JPG to PDF.
変換結果を一つずつ確認
すべての写真はスラッシュをそのまま通過し、反対側が完成して出てきます。


























