LIHA Tools

AC-3 to AAC / M4A Converter

Convert AC-3 audio to AAC / M4A in a browser-only batch. Files and results are never uploaded.

Files stay in this browser tab and are never uploaded. Up to 250.0 MiB per file and 50 files.

Common output settings

Advanced settings

The batch workspace is ready. Audio encoding becomes available after the verified browser engine is loaded.

How AC-3 to AAC / M4A conversion works

AC-3 decode → normalized audio stream → AAC / M4A encode

Reading AC-3

AC-3 input may contain multichannel Dolby Digital audio; the selected output may reduce channels when required.

Creating AAC / M4A

AAC / M4A output uses efficient lossy AAC audio in an M4A container with compatible metadata.