Audio tool

Convert AC-3 Files to PCM on Your Device

Convert AC-3 to PCM in your browser for uncompressed sample data. The source remains on your device throughout local processing.

Route AC3 → PCM

or drop here · up to 500 MB

Max 50 MB per file

Preview (optional)

When your browser supports it, your audio plays here. You can still convert your file if preview does not load.

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Use upload name

The device processor performs decoding and encoding during the job during this AC-3-to-PCM job.
High-resolution AC-3 footage increases conversion time and memory use.
Compare the PCM duration with the source before publishing.

PCM serves audio engineering, interchange, and analysis, whereas AC-3 commonly serves DVD, cinema, and home-theater audio.
For AC-3-to-PCM delivery, plan for missing container metadata in raw files.
After leaving AC-3, the receiving app must support the streams encoded inside PCM, not only its extension.

AC-3 to PCM taking too long? Reduce other processor activity and leave the page open until completion.
PCM converted from AC-3 not opening? Test a compatible player and inspect the output streams.
If PCM is rejected, compare its codec and stream settings with the destination specification.

When does AC-3 to PCM conversion make sense?

It is useful when AC-3 media created for multichannel delivery must enter a PCM system designed for uncompressed sample data.

Where is the AC-3 source processed?

The browser prepares PCM from AC-3 on this device instead of sending the source to a remote conversion server.

How can I approve PCM converted from AC-3?

Test the PCM file in the receiving app and compare duration, channels and loudness with the AC-3 source.

Quick use cases