This is different from converting pages to images. Converting renders the whole page as a picture; extracting pulls out the original photographs and graphics that were embedded in the document, at the resolution they were stored at.
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What the PDF Image Extractor does
Images inside a PDF are stored as separate objects, referenced by the pages that draw them. This tool walks every page's drawing instructions, finds those objects, decodes them and saves each one as a PNG.
The result is the original image, not a rendering of the page — so a photograph placed at a small size on the page still comes out at its full stored resolution, which is often much larger.
How to use this tool
- Select the PDF you want to extract images from.
- Set a minimum size to skip logos, bullets and decorative fragments. 100 pixels is a sensible default.
- Press Extract images and wait while each page is scanned.
- Download the ZIP. Files are named by the page they came from.
Extraction versus page conversion
EXTRACTING (this tool)
Finds image objects referenced by each page and decodes them.
→ the original picture, at its stored resolution
→ nothing else from the page: no text, no background
CONVERTING (PDF to JPG / PNG)
Renders the whole page as it appears.
→ text, graphics and images together, as one flat picture
→ resolution is whatever DPI you choose
Want the photograph that was placed in the document?
Extract. Want a picture of the page? Convert.
Worked example
Example: a brochure
| Pages | 8 |
| Images found above 100 px | 14 |
| Largest | 2400 × 1600 px — placed on the page at a quarter that size |
| Output | ZIP of 14 PNGs |
Photographs are frequently embedded at far higher resolution than they are displayed, which is why extraction can produce much better images than screenshotting the page.
What your result means
The count of images found is often higher than expected, because backgrounds and design elements count too. Raise the minimum size to filter them.
Nothing found means the pages are vector drawings or text rather than bitmaps, or the images are below your threshold. Lower the minimum, or use PDF to PNG to capture the pages instead.
A scanned PDF yields one large image per page — the scan itself, at its original resolution.
Important considerations
- Extracted images may look different from the page, because the page can crop, mask, rotate or recolour an image when drawing it. Extraction returns the stored original.
- Vector graphics — charts, logos and diagrams drawn with lines — are not bitmaps and cannot be extracted this way.
- For a scanned document, extraction gives you the original scan without the PDF wrapper, which is usually better quality than re-rendering the page.
- Copyright applies to images inside a PDF exactly as it does anywhere else.
- Images are saved as PNG regardless of how they were stored, which is lossless but can produce large files for photographs.
Limitations of this tool
- Password-protected PDFs cannot be opened without the password and will report an error rather than failing quietly.
- Everything runs in your device's memory, so very large documents can be slow or exhaust available memory.
- Damaged or partially downloaded files cannot be parsed.
- Vector graphics cannot be extracted — only bitmap images.
- Some colour spaces used by print-oriented PDFs, such as CMYK, may not decode correctly in the browser.
- Masks, clipping and transparency applied when drawing are not reproduced; you get the stored image.
Frequently asked questions
What is the difference between extracting images and converting pages?
Extraction returns the original embedded pictures at their stored resolution. Conversion renders the whole page — text and all — as one flat image. If you want the photograph from a brochure, extract; if you want a picture of the page, convert.
Why did it find no images?
Either the pages are text and vector drawings rather than bitmaps, or every image is below your minimum size. Lower the threshold and try again.
Why are the extracted images larger than they looked?
Because documents often embed high-resolution photographs and display them small. Extraction gives you what was stored, not what was shown.
Can I extract charts and logos?
Only if they are bitmaps. Charts and logos drawn as vectors are instructions, not pictures, and cannot be extracted this way — convert the page to PNG instead.