W64 to SPX Converter

Convert your w64 files to spx online & free

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How to convert w64 to spx

Step 1

Upload w64-file(s)

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2

Choose "to spx"

Choose spx or any other format you need as a result (more than 200 formats supported)

Step 3

Download your spx

Let the file convert and you can download your spx file right afterwards

How to convert spx to w64

w64

Sonic Foundry’s 64-bit RIFF/WAV format

Sonic Foundry’s 64-bit RIFF/WAV format.

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.