1. Click "Choose Files" button and select your SPX files you would like converted.
2. Click on the “Convert to M4R” button to start the conversion.
3. When the status change to “Done” click the “Download M4R” button
To convert in the opposite direction, click here to convert from M4R to SPX
An SPX file is a compressed audio file in Ogg Vorbis container format using Speex as its codec. Speex is an open source patent-free audio compression format specifically tailored for speech - similar to MP3, yet boasting additional features such as embedded encoding and intensity stereo encoding that set it apart. The SPX file extension is commonly associated with Mac ...
M4R files are compatible with Apple iTunes and Quick Time Player. Users primarily use these files to save ringtones on their iPhone. M4R files are similar to AAC and M4A files. The files transfer seamlessly from opening on computers to phones. Users can download audio alongside the file through the iTunes store. M4R files are generally smaller, but allow users ...
Upload a SPX file, click "Convert", and use additional options to quickly modify its contents before downloading the final M4R file after processing has completed.
Our SPX to M4R converter works on Windows, Mac OS, Linux, iOS and Android systems alike - our servers automatically process each file without requiring you to install plug-ins or applications!
We guarantee 100%% of the privacy and have no access to your files once uploaded/converted, making them inaccessible by anyone and completely protecting them.
