1. Click "Choose Files" button and select your MP3 files you would like converted.
2. Click on the “Convert to SPX” button to start the conversion.
3. When the status change to “Done” click the “Download SPX” button
To convert in the opposite direction, click here to convert from SPX to MP3
MP3 files have become one of the most widely-used ways of storing and playing music, due to their small file sizes and wide support by media players and portable devices. Their compression technique effectively reduces original audio sequences without altering quality; making MP3 ideal for use on mobile phones or other small digital devices. MP3 audio files offer many advantages ...
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 ...
Upload a MP3 file, click "Convert", and use additional options to quickly modify its contents before downloading the final SPX file after processing has completed.
Our MP3 to SPX 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.