Home : File Types : SD2 File

.SD2 File Extension

FREE DOWNLOAD Open over 300 file formats with File Viewer Plus.

File TypeSound Designer II File

DeveloperAvid Technology
3.0 (1 Vote) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryAudio Files


This file is saved in a binary format, which requires a specific program to read its contents.


Audio file created in the Sound Designer II format, which was originally developed by Digidesign for Macintosh audio recording programs; can be both mono or stereo and supports various bit depths and sample rates; used for exchanging audio data between applications.

More Information

NOTE: Digidesign is now Avid Technology.

Programs that open SD2 files
Apple QuickTime Player
Apple iTunes
Avid Pro Tools
River Past Audio Converter
Apple QuickTime Player
Apple iTunes
Avid Pro Tools
Updated 8/31/2015