Convert anything, at global scale.
200+ formats and automation APIs that feels instant.
CONVERT
From
To
Drop files or choose a source
Upload multiple files at once, mix formats, and fine-tune every conversion with format-aware settings.
Max 2GB per file · Drag & drop ready · Mixed file types welcome
IMAGE
PDB to HDR Converter — Free, Online, No Signup
Convert PDB files to HDR online with no signup required.
PDB at a glance
PDB
The Palm computing era produced its own document and content ecosystems, and PDB is one of the container patterns that survived from that world.
HDR at a glance
HDR
HDR raster formats became important in rendering and lighting workflows before consumer-facing HDR delivery stories matured in mainstream media formats.
Format comparison
| Feature | PDB | HDR |
|---|---|---|
| File type | Ebook | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1996 | 1989 |
| Inventor | Palm | Greg Ward |
| Status | active | active |
| Primary use cases |
|
|
When to use each format
When to use PDB
- Your source file is already in PDB.
- Preserve source expectations before exporting to HDR.
- PDB is commonly used in ebook workflows.
When to use HDR
- Your target workflow expects HDR.
- Improve delivery compatibility with HDR.
- HDR is commonly used in image workflows.
FAQs
Why convert PDB to HDR?
Convert to HDR when you need scene-referred high-dynamic-range image data for rendering, environment lighting, or technical HDR processing.
It is useful for lighting assets and specialized imaging pipelines.
What changes when converting PDB to HDR?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting PDB to HDR?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.