UtilibyWritten by the Utiliby editorial team · Last updated October 13, 2026 · Rules and formulas reviewed October 2026
What this free JPG to PDF converter does
You often need a PDF when all you have is pictures: photos of a receipt, a scanned form taken with a phone, screenshots for a report, or JPG pages of a portfolio. Many converters upload your images to a server, limit the number of files or add a watermark. This free online JPG to PDF converter works entirely in your browser, with no upload, no sign-up and no watermark.
Add one picture or hundreds, in JPG, PNG, WebP, GIF or BMP format. Put them in order, rotate any that are sideways, and choose the page size, orientation, margin and how images fit the page. You can place one, two or four images on each page, preview every page, and download one PDF. JPG files are embedded without recompression, so quality stays the same unless you ask for a smaller file.
How to convert JPG to PDF
- Add your images. Click the box or drop files on it. You can add more later.
- Order and rotate. Use the arrows to move images, Sort by name for numbered files, and the rotate button for sideways pictures.
- Choose the page. Pick a size such as A4 or US Letter, the orientation, the margin and how the image fits.
- Choose the layout and quality. One, two or four images per page, and Original, High or Smaller image quality.
- Check the preview. Use the preview page box to look at each page.
- Click Create and download PDF. Name the file in the box first if you like.
Page size, fit and margin
| Setting | Options | When to use it |
|---|---|---|
| Page size | A4, US Letter, US Legal, A3, A5, Fit to image | A4 for most of the world, Letter for the US and Canada, Fit to image for screenshots |
| Orientation | Auto, portrait, landscape | Auto turns wide pictures sideways |
| Margin | None, small, medium, large | None for edge to edge scans, medium for printing |
| Image fit | Fit page, fill page (crop), original size | Fit keeps the whole picture, fill removes white space |
| Images per page | 1, 2, 4 | 2 or 4 for contact sheets and handouts |
Image quality and PDF size
With Original quality the tool puts your JPG and PNG files into the PDF exactly as they are, so nothing is lost. That is also why the PDF is about as large as the images. Photos from modern phones are often 3 to 8 MB each, so a PDF of 20 photos can be over 100 MB. Choose High to limit pictures to about 3000 pixels at 85 percent quality, which is usually indistinguishable on screen and much smaller, or Smaller to limit them to about 1800 pixels at 70 percent. If the PDF is still too large, use the Compress PDF tool with a target size.
Making a scanned-document PDF from phone photos
- Take the photos in good light, flat and from straight above, with the page filling the frame.
- Add the photos here and use the rotate button where needed.
- Choose A4 or Letter, Fit page, and a small margin.
- Select High image quality to keep text readable but the file small.
- Download, then check that every page is readable. For forms that need to be searchable, run OCR in another program.
Tips
- Name your files with numbers (01, 02, 03) and use Sort by name.
- Use Fit to image for screenshots so that no white space is added.
- Use Fill page only if cropping the edges is acceptable.
- Use a gray or black background for photo portfolios.
- Check the file size limit of the place where you will upload the PDF.
Troubleshooting
- An image is not accepted. Your browser may not support that format. Convert it to JPG or PNG first.
- Photos are sideways. Use the rotate button on the row.
- The PDF is huge. Choose High or Smaller image quality.
- The browser slows down. Convert in batches of 20 to 30 large photos.
- White background instead of transparency. Only PNG at Original quality keeps transparency.
What this tool does not do
It does not run OCR, so text in your images will not be searchable. It does not edit or enhance images, remove shadows from scans or detect page edges. For a PDF back to images use the PDF to JPG tool, and to combine the result with other documents use the Merge PDF tool.
Making PDFs of everyday documents from photos
Receipts and expenses. Photograph each receipt, add the photos, use two or four images per page to save paper, and download one expense PDF. Identity and application documents. Use one image per page at Fit page with a small margin so that edges are not cropped, and check that the portal accepts the page size. Portfolios and photo books. Use Fill page for edge to edge pictures, a black background and no margin. Homework and notes. Photograph each page of handwritten notes, rotate them upright and combine them in order. Screenshots for bug reports or manuals. Use Fit to image so that every page is exactly the size of the screenshot.
JPG or PNG inside a PDF?
JPG is the better choice for photographs and scans because it is compact. PNG is better for screenshots, diagrams and text, which have sharp edges and large flat areas where JPG can leave fuzzy artifacts. Both are embedded without change at Original quality. If you are mixing both in one PDF, that is fine: each page keeps its own format. When the PDF becomes too large, High image quality converts images to JPG at 85 percent, which is hard to distinguish on screen for photos but can soften fine lines in screenshots. For those, keep Original quality and use the Compress PDF tool with a target size afterwards.
Remember that a PDF made from pictures has no searchable text. If you need to search or copy text from it, run OCR in a program that supports it. Many scanning apps and cloud storage services offer OCR, and doing it on a clean, straight, well-lit photo gives the best results.
Finally, check the order and orientation of the pages in the preview before you download. A quick look at each page saves you from sending a document with a sideways photo or pages in the wrong order, which is the most common mistake when combining many pictures.
Privacy and how it works
Your images are read and drawn in your browser. An open-source library builds the PDF in memory and your device downloads it. Nothing is uploaded, stored or logged. The library is loaded from a public CDN the first time you use the tool, so you must be online at that moment. Closing the tab clears all images from memory.
Related free tools
Use these free online tools together with this one:
- Turn PDF pages into pictures with the PDF to JPG converter.
- Join documents into one file with the merge PDF tool.
- Make a PDF smaller with the PDF compressor.
- Remove location data from photos before you convert them with the EXIF data remover.
- Create an invoice with the invoice generator.
- Protect a file before you share it with the file encryption tool.
Frequently asked questions
How do I convert JPG to PDF for free?
Drop one or more images on the box, arrange them, choose a page size, and click Create and download PDF. It is free, runs in your browser, and has no watermark or file limit beyond what your device can handle.
Are my images uploaded to a server?
No. The images are read and converted on your device. The PDF library is loaded from a public CDN on first use, but your pictures are never uploaded.
Can I combine several images into one PDF?
Yes. Add as many images as you like. Each becomes a page, or choose 2 or 4 images per page. Use the arrows to reorder and Sort by name for numbered files.
Which image formats are supported?
JPG, PNG, WebP, GIF, BMP and any other format your browser can open, such as AVIF in recent browsers. PNG and JPG are embedded directly at Original quality.
What page sizes can I choose?
A4, US Letter, US Legal, A3, A5, or Fit to image, which makes each page the same shape as the picture. Orientation can be automatic, portrait or landscape.
How do I stop images from being stretched or cropped?
Use Image fit set to Fit page. The whole image is shown, centered with space around it if needed. Fill page crops the edges so that the image fills the page. Original size shows it at about 96 dpi without enlarging.
How do I rotate an image?
Click the rotate button on its row. The preview updates and the PDF page is built with the rotated image.
Why are my phone photos sideways in other tools?
Phones store rotation as a tag. This tool reads that tag and re-saves such photos upright so that they look right in the PDF.
Will the quality be reduced?
At Original quality, JPG and PNG files are embedded as they are. High and Smaller re-save the images at lower quality and pixel size to make a smaller PDF.
How do I make the PDF smaller?
Choose High or Smaller image quality. You can also use the Compress PDF tool on the result.
Can I put several images on one page?
Yes. Set Images per page to 2 or 4. Two images are stacked on portrait pages and side by side on landscape pages.
Can I change the margin or background?
Yes. Choose no margin to run edge to edge, or a small, medium or large margin. Page background can be white, light gray or black.
Is there a limit on the number or size of images?
There is no fixed limit. Everything is processed in your browser memory, so very large photos or hundreds of images can be slow on older devices.
Can I convert PNG with transparency?
At Original quality PNG transparency is kept. In other modes and for WebP or GIF, transparent areas become white.
Can I use it on my phone?
Yes. Choose photos from your gallery, reorder them and download the PDF.
Can I convert a PDF back to JPG?
Yes. Use the PDF to JPG tool on this site.
What can I print or save?
Create and download PDF saves the file. Print / save summary prints the page list and a preview of the selected page, and Copy summary copies the list as text.
Sources and further reading
- Adobe / ISO 32000-1:2008, Section 8.9 Images and Section 7.7.3 Page tree, for how images and pages are stored in PDF.
- pdf-lib documentation, PDFDocument.embedJpg, embedPng and PDFPage.drawImage.
- CIPA DC-008 (Exif), orientation tag 0x0112, for how cameras store photo rotation.
- ISO 216 (A series paper sizes) and ANSI/ASME Y14.1 (US Letter and Legal), for page dimensions.
Sources were consulted in October 2026. Standards and rules can change, so always check the official page for your situation.