1. Click "Choose Files" button and select your PVF 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 PVF
PVF is a low-bandwidth ADPCM-based digital audio file format used for recording and storing human speech. This format is typically found with legacy voice modems or software-based answering machines; however, it's also used by Authentica's PageRecall product for secure document storage which cannot be read outside its system of origin. The Bentley Historical Library prefers uncompressed WAV (Waveform Audio File) ...
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 PVF file, click "Convert", and use additional options to quickly modify its contents before downloading the final SPX file after processing has completed.
Our PVF 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.
