AC3 to LPCM - Online Audio Converter

Convert AC3 to LPCM online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.

Convert AC3 to LPCM

[+] Drop AC3 audio here or click to select AC3

Output format

LPCM (PCM 16-bit)

Mode[i]

Simple Advanced

Quality[i]

Sample Rate[i]

Channels[i]

About AC3 to LPCM

Convert AC3 to LPCM. AC3 (Dolby Digital) carries 5.1 surround on DVDs and broadcasts. LPCM is linear PCM as carried on DVD and Blu-ray discs. Disc rips may interleave channels; verify mapping after conversion..

Why convert AC3 to LPCM?

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

AC3 vs LPCM

Codec	AC-3	PCM 16-bit
Compression	lossy	uncompressed
Sample behavior	Quality set by bitrate	Full quality kept
Typical use	AC3 (Dolby Digital) carries 5.1 surround on DVDs and broadcasts.	LPCM is linear PCM as carried on DVD and Blu-ray discs.

When not to convert AC3 to LPCM

Skip LPCM for the smallest share: lossless output stays large, so prefer a lossy target when sending AC3 files.
Keep a master copy: repeated exports stack small losses, so archive AC3 before batch LPCM shares.

Limits

Starting point: AC3 - AC3 (Dolby Digital) carries 5.1 surround on DVDs and broadcasts. Downmix choices change loudness; check levels after conversion. Disc rips may interleave channels; verify mapping after conversion. Encode LPCM (PCM 16-bit) from AC3 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 AC3 to LPCM?

Drop your AC3 file onto this page, choose quality and codec settings, then click Convert. The result downloads as LPCM instantly. All processing runs in your browser.

What codec is used for LPCM?

The default codec for LPCM 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.