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Audio Conversion

Convert DSF to Opus Online — Free

Fast, free DSF to Opus converter. No registration required.

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How to Convert

1

Upload your .dsf file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .opus file when it's ready.

What is DSF?

DSF (DSD Stream File) is a container for Direct Stream Digital audio, the encoding technology behind Super Audio CDs (SACD). It uses 1-bit sigma-delta modulation at sampling rates of 2.8224 MHz (DSD64) or 5.6448 MHz (DSD128), capturing audio with extremely high temporal resolution prized by audiophiles.

Format Details

Full Name
DSD Stream File
Extension
.dsf

Key Features

  • 1-bit DSD encoding
  • 2.8/5.6 MHz sampling rates
  • SACD-compatible
  • ID3v2 metadata support

What is Opus?

Opus is a modern audio codec designed for interactive speech and audio transmission. It provides excellent quality at low bitrates and is widely used in VoIP and streaming.

Format Details

Full Name
Opus Audio Codec
Extension
.opus

Key Features

  • Low latency
  • Excellent compression
  • Voice optimized
  • Open source

DSF vs Opus

FeatureDSFOpus
Full NameDSD Stream FileOpus Audio Codec
Extension.dsf.opus
Best For1-bit DSD encodingLow latency

Frequently Asked Questions

Yes. You can convert up to 5 files per day completely free, with no watermark or registration required.
Most files convert in under 30 seconds. Larger files (over 500MB) may take 1-3 minutes.
No. Our converter uses optimized encoding settings by default to preserve the original quality.
Free users can convert files up to 100MB. Pro users can convert files up to 2GB.
Yes. Our converter works in any modern web browser on any device.

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