AIFF is Audio Interchange File Format.
AIF is the standard audio format for Apple Computer
belonging to one part of QuickTime technology. As Apple
computer is mostly applied to multimedia publishing
industry, AIFF audio files are supported by almost all audio
editor software and audio player software more or less. So
there must be a world for AIFF as long as Apple Computer
still exists. AIFC is file extension for AIF.
WMA is Windows Media Audio. WMA is a
new audio format developed by Microsoft well known as MP3.
With a higher rate in files compression and better sound
quality than the latter, even far beyond those of RA.
There is an aiff decoder in Windows,
you can convert aif/aifc/aiff to wma file,
WMA Converter which can
convert aif to wma file. Select an aifc file, set the start
time, the end time or audio
encoding bitrate if needed. The bitrate is bigger, the file
size is bigger, the audio quality is higher, and vice versa.
Click the Convert button to convert aif to wma.
SpeeX is a free software speech codec
which declares to be free from any patent restrictions. It
aims to to make a codec that would be optimized for high
quality speech and low bit rate by adopting wide range of
bit rates and supporting ultra-wideband mode at 32 kHz (up
to 48 kHz). Being robust to lost packets but not to
corrupted ones, Speex may be directly transmitted over UDP/RTP
or used with the Ogg container format. *.spx is the file
extension of Speex.
Speex codec to convert spx to wma.