LIHA Tools

WMA to AAC / M4A Converter

Convert WMA 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 WMA to AAC / M4A conversion works

WMA decode → normalized audio stream → AAC / M4A encode

Reading WMA

WMA input is read from its ASF container; protected or DRM-encrypted streams are rejected.

Creating AAC / M4A

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