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At a Glance

Key details about this service to help you decide. Generated by Zinn Hub, not the seller.

Source File Requirement

PSD or AI Required (Base)
The base package requires you to supply an editable PSD or AI source file. However, the seller also states they can work with non-editable formats like PDF or JPG upon request — contact them first to clarify your situation.

Platform Coverage

KDP, IngramSpark & Kindle
This service explicitly covers Amazon KDP, Kindle, Paperback, IngramSpark, and Print-Ready cover formats, including resolving technical rejections, bleed errors, and formatting issues across these platforms.

Revisions & Upgrades

3 Basic → Unlimited (Premium)
The base package includes 3 revisions with a 3-day turnaround. Upgrading to Premium unlocks unlimited revisions, back & spine design, source file delivery, and a 3D mockup — all within a 2-day delivery window.

File Output by Tier

Source File Included from Boost Up
The base package does not include source file delivery. Buyers who need editable output files (PSD/AI) for future use should select the Boost or Premium upgrade, which also adds a 3D mockup for presentation purposes.

What You'll Receive

Formats:
Digital FilesSource Files
Delivery Method: Order Manager
Notes: Print-ready cover files will be delivered through the order manager in the format required by your target platform (typically high-resolution PDF and/or JPG with correct bleed and colour profile). Source files (PSD or AI) are included in Standard and Premium packages. 3D mockups are delivered as high-resolution JPG or PNG.

Full Description

If your book cover has been rejected, is throwing bleed errors, has formatting problems, or simply needs a professional refresh — you are in the right place.

Zinn Digital™ is a London-based graphic design studio with hands-on experience as KDP publishers. We understand exactly what Amazon KDP, IngramSpark, and other print-on-demand platforms demand from a cover file, and we fix it — reliably, cleanly, and without the back-and-forth guesswork.

WHAT WE COVER
We specialise in editing, modifying, resizing, and redesigning front covers, full paperback covers (front, spine, and back), and print-ready cover files for Kindle eBook, Amazon KDP paperback, IngramSpark, and other print platforms. Every deliverable is formatted to the exact technical specification your platform requires — correct dimensions, bleed, resolution, and colour profile.

WHAT'S INCLUDED ACROSS OUR PACKAGES
At entry level, we work directly from your editable source file (PSD or AI) to make targeted modifications — copy changes, image swaps, colour tweaks, resizing for a new trim size, and the resolution of any technical upload errors. Revisions are included in every package so you can request refinements until the result is right.

Our mid-tier package extends the scope to include your source file delivered back to you and a professional 3D mockup — ideal if you need assets for marketing or announcements alongside the corrected cover.

Our full package adds complete front, spine, and back cover work, making it the right choice for a full paperback or hardcover wrap. It also includes unlimited revisions, so nothing is signed off until you are completely happy.

HOW IT WORKS
Simply place your order, upload your source file (PSD or AI), and share your requirements via the order manager. If you are unsure what you need, message us before ordering — we will review your files and advise the most appropriate package. If your file is upload-rejected after delivery, we will continue to rectify the issue at no extra charge (nominal fees apply only for additional design modifications beyond the original brief).

WHO THIS IS FOR
This service is designed for self-publishing authors, small presses, and publishing professionals who already have a cover in some form but need expert hands to fix, update, reformat, or professionally elevate it. If you do not have an editable source file (PSD or AI), please contact us before ordering so we can advise the best route forward.

WHY ZINN DIGITAL™
As practising KDP publishers ourselves, we bring platform knowledge that generic design studios simply do not have. Our London-based team is attentive, communicative, and committed to getting your cover to a professional, print-ready standard — every time.

Zinner Quality Guarantee

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Quality Work Guaranteed
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Secure Payment
Your payment is protected until you approve the delivered work.

Compare Packages

FeatureEssential FixStandard PackagePremium Package
Delivery Time3 days2 days2 days
Revisions36unlimited
Edit or modify front cover using your PSD or AI source file
Resolution of bleed errors, formatting issues, and upload rejections
Resizing and reformatting for KDP, IngramSpark, or Kindle
Print-ready, platform-compliant file delivered
3 revisions included
Continued fixes at no charge if upload is rejected after delivery
All Essential Fix features included
Editable source file (PSD or AI) delivered back to you
Professional 3D book mockup for marketing and announcements
Faster 2-day delivery
6 revisions included
Platform-compliant print-ready output
Complete front, spine, and back cover design and formatting
All Standard Package features included
Editable source file (PSD or AI) delivered
Professional 3D book mockup included
Unlimited revisions until you are completely satisfied
Continued upload-rejection fixes at no additional charge

Portfolio

Examples of the seller's work related to this Zinn.

Fix, Edit, Resize or Redesign Your Book Cover for KDP & Print

Fix, Edit, Resize or Redesign Your Book Cover for KDP & Print

Fix, Edit, Resize or Redesign Your Book Cover for KDP & Print
Fix, Edit, Resize or Redesign Your Book Cover for KDP & Print

Fix, Edit, Resize or Redesign Your Book Cover for KDP & Print

Fix, Edit, Resize or Redesign Your Book Cover for KDP & Print

Extra Information

Why Choose Me

Platform Expertise:Practising KDP publishers with first-hand knowledge of Amazon KDP, IngramSpark, Kindle, and print-on-demand requirements
Technical Precision:We resolve bleed errors, formatting issues, and upload rejections — and keep fixing at no extra charge if the platform rejects after delivery
London-Based Studio:Professional, attentive team committed to delivering print-ready results that meet your publishing goals

Perfect For

Ideal Clients:Self-publishing authors whose covers have been rejected by KDP or IngramSpark Authors needing a cover resized for a new trim size or format Publishers requiring a front, spine, and back wrap formatted for print Anyone needing a professional 3D mockup for their book marketing Authors who want an audiobook (ACX) or dust jacket version of their existing cover

My Process

Step 1 — Share Your Files:Upload your PSD or AI source file and provide your requirements through the order manager
Step 2 — We Edit & Format:Our team applies your requested changes, resolves any technical errors, and formats the file to your target platform's exact specifications
Step 3 — Review & Revise:We deliver the completed files and refine based on your feedback within the revision allowance of your chosen package
Step 4 — Upload-Ready Delivery:You receive a fully compliant, print-ready file. If the platform rejects it for a technical reason, we continue fixing at no additional charge

Frequently Asked Questions

Yes — for editing and modifying an existing cover, you must have the original PSD (Adobe Photoshop) or AI (Adobe Illustrator) source file. If you only have a JPG or PDF, please contact us before ordering so we can advise the most suitable approach for your situation.

We format covers for Amazon KDP (Kindle eBook and paperback), IngramSpark, and general print-ready use. We understand the specific bleed, resolution, colour profile, and dimension requirements of each platform and apply them to every file we deliver.

If your platform rejects the delivered file for a technical reason related to our work, we will continue to rectify the issue at no additional charge. Please note that nominal fees apply only where further design modifications — beyond the original brief — are requested.

Please upload your editable source file (PSD or AI) and share any specific requirements — such as the target platform, trim size, text changes, or any errors you have encountered — through the order manager. The more detail you provide, the faster and more accurately we can complete the work.

Revisions are included with every package. Once we deliver the initial files, you review them and request any changes within the revision allowance for your package. The Premium Package includes unlimited revisions, so we keep refining until you are fully satisfied.

The 3D mockup is included in the Standard and Premium packages. If you are on the Essential Fix tier and would like a mockup, please upgrade to the Standard Package or contact us before ordering to discuss options.

The Essential Fix package is delivered within 3 days. Standard and Premium packages are delivered within 2 days. If you need an even faster turnaround, our Extra Fast Delivery add-on can reduce the delivery window — select it at checkout.

Absolutely. We encourage you to contact us before placing an order if you are unsure. Describe your project and share your files, and we will recommend the most appropriate package and confirm there are no surprises before you commit.

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