M4A to SPX Converter
Free online conversion from M4A file to SPX
MPEG-4 Apple Lossless Audio Codec
M4A is a compressed audio file formatted developed by Apple.
Speex Audio Compression Format
Steps to Convert M4A to SPX
Drag and drop your M4A audio file(s) into the blue box or click "choose a file" to select from your computer.
Review each file to check if it is indeed the one you want to convert. If not click the trash button and select a new one.
Click the convert button. Your file(s) will begin to upload and the status of the conversion process will be shown.
Once the conversion process is complete a list of your new SPX's will appear. Click the "download" link to save the file to your device.