PCM to CAF - Online Audio Converter

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

Convert PCM to CAF

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

Output format

CAF (PCM 16-bit)

Mode[i]

Simple Advanced

Quality[i]

Sample Rate[i]

Channels[i]

About PCM to CAF

Convert PCM to CAF. PCM is raw pulse-code samples with no container or headers. CAF is Apple's 64-bit container for large recordings beyond WAV limits. Few Windows tools open it; convert WAV for sharing..

Why convert PCM to CAF?

Larger files than lossy shares with CAF uncompressed quality.
Keep quality where supported.
Private, no upload - runs in your browser.

PCM vs CAF

Codec	PCM 16-bit	PCM 16-bit
Compression	uncompressed	uncompressed
Sample behavior	Full quality kept	Full quality kept
Typical use	PCM is raw pulse-code samples with no container or headers.	CAF is Apple's 64-bit container for large recordings beyond WAV limits.

When not to convert PCM to CAF

Skip CAF for the smallest share: lossless output stays large, so prefer a lossy target when sending PCM files.
Keep a master copy: repeated exports stack small losses, so archive PCM before batch CAF shares.

Limits

Starting point: PCM - PCM is raw pulse-code samples with no container or headers. Sample rate and width must be set by hand since headers carry none. Few Windows tools open it; convert WAV for sharing. Encode CAF (PCM 16-bit) from PCM 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 PCM to CAF?

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

What codec is used for CAF?

The default codec for CAF is PCM 16-bit. 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.