Free Online M4R to SPX Converter
M4R
to
SPX
M4R
MPEG 4 Ringtones Audio
M4R - is a digital multimedia container format used to store audio in mono channel mode. This format is suitable for store ringtones and it is widely used by Apple iPhone for its ringtones. Needless to say that M4R and M4A formats shares many similar features.
SPX
Speex
An SPX file is a Speex audio file saved within an Ogg Vorbis container. Speex is an open source patent-free audio format designed for speech compression. It supports variable bitrate (VBR) encoding and several features not found in other audio codecs. Some examples include embedded encoding, intensity stereo encoding, and voice activity detection.
How To Convert M4R to SPX
Step 1: Upload Files
Click the upload button or drag and drop your M4R files into the upload area.
Step 2: Convert File
Click "Convert" and wait for conversion done
Step 3: Download
Download the converted SPX file
