Compress Client-Supplied PDFs for Soft-Proof Approval Without Touching the Original

Print production teams receive client-supplied PDFs at press-ready resolution and need to distribute soft-proof versions for email-based approval — but emailing a 120MB press file to a client contact on a corporate mail server is not an option. Deliteful compresses a screen-review copy from the original in seconds, keeping the press file untouched.

The soft-proof workflow is a daily friction point in prepress: the press-ready PDF must stay at full resolution for RIP processing, but the approval copy sent to the client's marketing manager needs to be under 10MB for reliable email delivery. Creating a second export from the original InDesign or Illustrator file is the cleanest solution — but prepress operators often receive client-supplied PDFs without source file access, and asking clients to re-export delays the approval cycle. Acrobat Pro's 'Save as Reduced Size PDF' is the standard workaround, but not every prepress workstation has a current license.

Deliteful's Balanced mode produces a screen-quality approval copy suitable for client review in email or a browser-based proofing tool. High Quality mode is appropriate when the soft proof is being used by a creative director or brand manager who needs to evaluate color and image accuracy before sign-off, rather than simply confirming layout and copy. The original press file is never affected — Deliteful creates a new compressed copy from your upload.

How it works

  1. 1

    Sign up free with Google

    Create your Deliteful account in 3 clicks — no credit card required.

  2. 2

    Upload the press-ready PDF

    Select the client-supplied or internally produced press PDF you need to create an approval copy from.

  3. 3

    Choose Balanced or High Quality mode

    Use Balanced for layout and copy approvals or High Quality when the client needs to evaluate color and image fidelity before sign-off.

  4. 4

    Download the soft-proof copy and send

    Email the compressed approval copy to the client while keeping the original press file intact for production.

Frequently asked questions

Will the compressed soft proof accurately represent how the final print job will look?
Balanced mode reduces image resolution below press-ready quality, so the soft proof is suitable for approving layout, copy, and composition — not for critical color evaluation. For approvals where image detail matters — such as evaluating photo placement or illustration accuracy — High Quality mode applies less aggressive compression and better preserves fine image detail than Balanced. It is not a calibrated color proof and should not be used as a substitute for a proper soft proof workflow.
We received a 200MB client-supplied PDF — can Deliteful get it under 10MB for email delivery?
For a heavily image-laden 200MB press PDF, Balanced mode will typically produce a result in the 10–30MB range. Maximum compression will push below 10MB for most documents. Results depend heavily on image quantity and resolution in the original file.
Does the compression process affect ICC color profiles or overprint settings in the PDF?
The compression process rewrites the PDF's internal structure and optimizes image data. ICC profiles associated with images may be altered during recompression. Overprint settings and other prepress-specific instructions are part of the PDF structure and may not survive all compression operations. The compressed file should not be used as the production file under any circumstances — it is strictly for client approval workflows.
Can I compress a PDF/X-1a or PDF/X-4 press file?
Deliteful accepts any valid PDF file including press-standard PDF/X variants. The output file is a standard compressed PDF and will not retain PDF/X compliance after processing. This is expected behavior for a soft-proof copy — always use the original PDF/X file for RIP and press output.

Sign up free with Google and create an emailable soft-proof copy from your next press PDF without touching the production file.