AimOne M4A Splitter -- split M4A file without re-encode. 

M4A Splitter is an easy-to-use tool to split M4A files.
M4A Splitter allows you to split a large M4A file into smaller M4A files, or to extract manually selected segments of an M4A file to new M4A files.
Using direct stream cut tech, our Splitter can quickly split larger M4A files without recompression, so it is very fast and without any quality loss.

How to split a M4A file?

1. Download Our M4A Splitter, install on your computer, run.

2. Select 'Open' from menu, select a M4A file on your computer.
3. Drag the Slider Bar to to the start, Select Start time; Drag the slider Bar to the end, Select End time.

4. Click Split Now button to start split M4A.

M4A Splitter -- split larger M4A files without recompression