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Optimise embedded images

Recompress the images already inside a document.

Run this tool

The file is processed on this server and deleted as soon as the response is sent. Nothing is stored, and the result is returned directly to you rather than parked behind a link.

The document
Up to 25 MB. The file's contents are checked, not just its name.
An image is re-encoded only when the result is genuinely smaller — otherwise it is left exactly as it is. Text and vector drawings are never touched, and photographs gain the most.

How to use Optimise embedded images

  1. Select your document: Choose the file you want to process with Optimise embedded images. Your upload is validated immediately against strict format and size limits.
  2. Configure optimise embedded images options: Adjust any page ranges, compression targets, passwords, or layout settings required for your task. Recompress the images already inside a document.
  3. Run and receive your result: Submit the form to run qpdf --optimize-images directly on this server. Output: One PDF, downloaded immediately. Temporary input files are deleted automatically when processing completes.

Frequently asked questions

How does Optimise embedded images work on MakeOverPDF?
Recompress the images already inside a document. MakeOverPDF runs qpdf --optimize-images on the server and returns: One PDF, downloaded immediately.
Is Optimise embedded images free and private to use?
Yes. MakeOverPDF requires no user account, watermarks nothing unless you use the watermark tool, and deletes your uploaded document from the private working directory as soon as the request finishes.
What are the file size and page limits for Optimise embedded images?
Images are re-encoded as JPEG only when that really makes them smaller — qpdf's own rule is that the bytes must shrink or the image is left exactly as it was. Text, vector drawings and page geometry are never touched. Photographs gain the most; flat graphics and screenshots often gain little. This is lossy re-compression of the images themselves, so at some quality settings fine detail softens — the pages themselves are never re-rendered. The document's pages are verified one for one against the input before the result is offered.