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AZW at a glance
AZW
AZW is part of the long Kindle format lineage that layered Amazon-specific packaging and rights-management conventions on top of earlier ebook technologies.
PSB at a glance
PSB
Photoshop's native format became one of the de facto interchange anchors of raster design and retouching, even outside Adobe-only teams, because so many creative pipelines converged around its feature set.
Format comparison
| Feature | AZW | PSB |
|---|---|---|
| File type | Ebook | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2007 | 1990 |
| Inventor | Amazon | Adobe |
| Status | active | proprietary |
| Primary use cases |
|
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When to use each format
When to use AZW
- Your source file is already in AZW.
- Preserve source expectations before exporting to PSB.
- AZW is commonly used in ebook workflows.
When to use PSB
- Your target workflow expects PSB.
- Improve delivery compatibility with PSB.
- PSB is commonly used in image workflows.
FAQs
Why convert AZW to PSB?
Convert to PSB when the image must remain editable in Photoshop at very large dimensions or layer counts.
It is useful for oversized composites, print backdrops, and complex production artwork.
What changes when converting AZW to PSB?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting AZW to PSB?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.