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RealAudio at a glance
RealAudio
RealAudio belongs to the mid-1990s streaming-media wave, when proprietary players and codecs were central to how online audio reached end users over limited bandwidth connections.
ALAC at a glance
ALAC
ALAC became important in Apple music libraries and devices before later being opened more broadly.
Format comparison
| Feature | RealAudio | ALAC |
|---|---|---|
| File type | Audio | Audio |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1995 | 2004 |
| Inventor | RealNetworks (Rob Glaser) | Apple |
| Status | legacy | active |
| Primary use cases |
|
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| Multitrack support | Not supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Supported | Supported |
When to use each format
When to use RealAudio
- Your source file is already in RealAudio.
- Preserve source expectations before exporting to ALAC.
- RealAudio is commonly used in audio workflows.
When to use ALAC
- Your target workflow expects ALAC.
- Improve delivery compatibility with ALAC.
- ALAC is commonly used in audio workflows.
FAQs
Why convert RealAudio to ALAC?
Convert to ALAC when you need lossless music storage or delivery in an Apple-friendly format, especially for personal libraries, hi-fi playback, or archives that sync across Apple devices.
It is appropriate when quality must be preserved but uncompressed AIFF or WAV would be unnecessarily large.
For broader non-Apple-centric archival exchange, FLAC is often the more neutral choice.
What changes when converting RealAudio to ALAC?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting RealAudio to ALAC?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.