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Convert spx to m4r

  1. Download and install the latest version of Filestar.

  2. Right click on one or more Spx file(s) on your desktop and select Convert with Filestar.

  3. Type convert to m4r in the search box.

  4. Press Convert.
convert spx to m4r

What is the difference between .spx and .m4r?

Name
Ogg Vorbis Speex File
MPEG 4 Ringtones Audio
Extension
.spx
.m4r
Format
Binary
Binary
Category
Audio
Audio
Developer
Xiph.Org
Apple Inc.
Description
Audio file compressed using Speex compression and saved in the Ogg Vorbis container format; designed as an audio compression format specifically for speech; compresses voice at 2 to 44 kbps and supports 8 kHz, 16 kHz, and 32 kHz compression in the same bitstream.
M4R is an iTunes ringtone file that stores mono channel audio. They are identical to the M4A format files only that they are correctly used for ringtones.
MIME Type
audio/ogg
audio/x-m4r
Wikipedia
.spx on Wikipedia
.m4r on Wikipedia

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