Audio tool

Convert E-AC-3 Files to AC-3 on Your Device

Make a AC-3 copy of E-AC-3 in your browser for multichannel delivery. Your browser handles the E-AC-3 file on-device and produces the AC-3 download.

Route EAC3 → AC3

or drop here · up to 500 MB

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

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Adapt modern multichannel delivery to a workflow built for multichannel delivery
Supply AC-3 when an editor, player, or delivery form will not accept E-AC-3
Create a AC-3 copy from E-AC-3 for DVD, cinema, and home-theater audio

On-device encoding can work the processor harder than ordinary playback during this E-AC-3-to-AC-3 job.
High-resolution E-AC-3 footage increases conversion time and memory use.
Keep the source until the AC-3 result passes a full playback check.

AC-3 serves DVD, cinema, and home-theater audio, whereas E-AC-3 commonly serves streaming platforms and newer home-theater systems.
For E-AC-3-to-AC-3 delivery, plan for channel-layout and licensing requirements.
After leaving E-AC-3, the receiving app must support the streams encoded inside AC-3, not only its extension.

E-AC-3 to AC-3 taking too long? Process a shorter section to determine whether file size is the bottleneck.
AC-3 converted from E-AC-3 not opening? Test a compatible player and inspect the output streams.
If AC-3 is rejected, compare its codec and stream settings with the destination specification.

When does E-AC-3 to AC-3 conversion make sense?

It is useful when E-AC-3 media created for modern multichannel delivery must enter a AC-3 system designed for multichannel delivery.

Where is the E-AC-3 source processed?

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

How can I approve AC-3 converted from E-AC-3?

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

Quick use cases