VOC to Opus - Online Audio Converter

Convert VOC to Opus online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.

Convert VOC to Opus

[+] Drop VOC audio here or click to select VOC

Output format

Opus (Opus)

Mode[i]

Simple Advanced

Quality[i]

Sample Rate[i]

Channels[i]

About VOC to Opus

Convert VOC to Opus. VOC is Creative's Sound Blaster voice format with loop markers. Opus adapts from 6 kbps speech to 510 kbps music with low latency. CD-era hardware may not decode it; use MP3 for legacy players..

Why convert VOC to Opus?

Smaller files with Opus lossy compression.
Keep quality where supported.
Private, no upload - runs in your browser.

VOC vs Opus

Codec	PCM 16-bit	Opus
Compression	uncompressed	lossy
Sample behavior	Full quality kept	Quality set by bitrate
Typical use	VOC is Creative's Sound Blaster voice format with loop markers.	Opus adapts from 6 kbps speech to 510 kbps music with low latency.

When not to convert VOC to Opus

Skip Opus for archival masters: lossy compression discards detail, so keep the VOC original.
Keep a master copy: repeated exports stack small losses, so archive VOC before batch Opus shares.

Limits

Starting point: VOC - VOC is Creative's Sound Blaster voice format with loop markers. Loop markers drop on export; trim manually after conversion. CD-era hardware may not decode it; use MP3 for legacy players. Encode Opus (Opus) from VOC at 256k for music or 128k for speech, starting from the master.

How conversion works

Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.

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FAQ

How do I convert VOC to Opus?

Drop your VOC file onto this page, choose quality and codec settings, then click Convert. The result downloads as Opus instantly. All processing runs in your browser.

What codec is used for Opus?

The default codec for Opus is Opus. You can change audio parameters in Advanced mode.

How do you store my files?

We do not store any processed audio. All conversion happens entirely in your browser using FFmpeg WASM.