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.
DSD Stream File
Audio FilesDSF (DSD Stream File) stores Direct Stream Digital audio data with metadata support. DSD uses single-bit sigma-delta modulation at very high sample rates (2.8 MHz and above), providing extremely high resolution audio favored by audiophiles.
About DSF filesCreative Voice
Audio FilesVOC (Creative Voice) is an audio file format created by Creative Labs for Sound Blaster sound cards. It was a dominant PC audio format in the DOS gaming era, supporting multiple data blocks with different sample rates within a single file.
About VOC filesStrengths 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.
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) |
Typical File Sizes
DSF
- Single song (DSD64) 150-300 MB
- Full album (DSD64) 2-4 GB
- Single song (DSD256) 600 MB - 1.2 GB
VOC
- DOS game sound effect 5-50 KB
- Short speech sample 30-300 KB
Ready to convert?
Convert between DSF and VOC online, free, and without installing anything. Encrypted upload, automatic deletion after 2 hours.
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.