DSF vs VOC
A detailed comparison of DSD Stream File and Creative Voice — file size, quality, compatibility, and which format to choose for your workflow.
Technical Specifications
| Specification | .DSF | .VOC |
|---|---|---|
| MIME type | audio/x-dsf | audio/x-voc |
| Extension | .dsf | .voc |
| Sample rate | 2.8224 MHz (DSD64); 5.6448 (DSD128); 11.2896 (DSD256) | — |
| Bit depth | 1 bit (Sigma-Delta modulation) | — |
| Container | Sony proprietary (similar to DFF) | — |
| Codecs | — | PCM 8/16-bit, ADPCM |
| Hardware origin | — | Sound Blaster Pro (1991) |
Strengths Comparison
.DSF Strengths
- Preserves SACD audio bit-exact.
- Appeals to audiophiles who prefer DSD-encoded content.
- Sony-supported and documented.
- High-end DACs natively decode DSD without PCM conversion.
.VOC Strengths
- Retro-gaming archive format.
- Supported by DOSBox and SoX.
- Block-based structure allows streaming.
Limitations
.DSF — Limitations
- Enormous file sizes (2-5 GB per album).
- Specialized hardware required for native playback.
- Blind listening tests struggle to distinguish from well-produced 24-bit PCM.
- Niche — overwhelmingly targets the audiophile market.
.VOC — Limitations
- Legacy — no new content since mid-1990s.
- Limited sample rates (up to 44.1 kHz).
- No metadata.
Frequently Asked Questions
DSF (DSD Stream File) is an audio file format used to store sound recordings — music, voice, podcasts, sound effects. The format defines how the audio samples are compressed (or stored raw), what bitrates are supported, and how metadata such as title, artist, album, and cover art is embedded. It is part of the audio files family.
VOC (Creative Voice) is an audio file format used to store sound recordings — music, voice, podcasts, sound effects. The format defines how the audio samples are compressed (or stored raw), what bitrates are supported, and how metadata such as title, artist, album, and cover art is embedded. It is part of the audio files family.
VLC, foobar2000, and the default media players on Windows and macOS handle DSF natively. On mobile, iOS Music and Android media apps vary in their support — popular formats work everywhere; niche ones may need a dedicated app. If playback fails on a device, converting to MP3 or AAC usually solves it.
VLC, foobar2000, and the default media players on Windows and macOS handle VOC natively. On mobile, iOS Music and Android media apps vary in their support — popular formats work everywhere; niche ones may need a dedicated app. If playback fails on a device, converting to MP3 or AAC usually solves it.
Upload the DSF to KaijuConverter and pick MP3, WAV, FLAC, AAC, OGG, or any other target. Our FFmpeg pipeline decodes the audio and re-encodes to the target format at sensible default bitrates (VBR ~190 kbps for music, 96 kbps for speech). Metadata and cover art travel with the audio where both formats support them.
DSF can be lossy or lossless depending on the specific variant. Lossy variants (smaller files) discard some audio detail during compression in ways tuned to be inaudible; lossless variants preserve every sample exactly but produce larger files. For distribution, lossy at high bitrate is standard; for archival, lossless wins.
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