.sd2 file: how to open it on Windows

3 Windows apps register the .sd2 extension. Install one of them to open the file with a double-click.

About the format

Format

Sound Designer II Audio File

PRONOM identifier

fmt/209

Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).

• 
  QuickTime

  A powerful multimedia technology with a built-in media player, QuickTime lets you view Internet video and personal media in a wide range of file formats. And it lets you enjoy them in remarkably high quality.

  Proprietary 7.79.80.95 2.1M ↓
• 
  Winamp

  The legendary Winamp desktop player for Windows

  Proprietary 5.92.0.10042 47.1K ↓
• 
  DeaDBeeF

  DeaDBeeF is a modular cross-platform audio player.

  Open source 1.10.0 3.2K ↓ ★ 2K

Related guide: Change the default app for a file type in Windows