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
VOC at a glance
VOC
VOC belongs to the DOS and early Windows multimedia period, when sound-card vendors heavily influenced both audio capabilities and file-format habits in software distribution.
M4P at a glance
M4P
M4P belongs to the iTunes-store period when downloadable music was widespread but still strongly shaped by platform-controlled authorization and protection systems.
Format comparison
| Feature | VOC | M4P |
|---|---|---|
| File type | Audio | Audio |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1989 | 2003 |
| Inventor | Creative Technology (Creative Labs) | Apple Inc. |
| Status | legacy | legacy |
| Primary use cases |
|
|
| Multitrack support | Not supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Supported |
When to use each format
When to use VOC
- Your source file is already in VOC.
- Preserve source expectations before exporting to M4P.
- VOC is commonly used in audio workflows.
When to use M4P
- Your target workflow expects M4P.
- Improve delivery compatibility with M4P.
- M4P is commonly used in audio workflows.
FAQs
Why convert VOC to M4P?
Legacy playback of DRM-protected iTunes Store purchases from before 2009.
Not applicable to new encoding or distribution workflows.
What changes when converting VOC to M4P?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to M4P adds streaming delivery.
What should I review after converting VOC to M4P?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.