“Use Filestar to make karaoke version of M4R in my Downloads folder”
Or run it yourself:
filestarcli -i file.m4r -c "make karaoke version of"
Runs on your computer, so your files stay on it. Works on Windows, macOS and Linux. 50 free conversions with the npm install, no account needed.
Can my AI agent make karaoke version of M4R?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.m4r -c "make karaoke version of" on your computer, so your files stay on it.
M4R is an iTunes ringtone file that stores mono channel audio. They are identical to the M4A format files only that they are correctly used for ringtones.