Is a format for flash animation, graphics, audio and video. Its main purpose - to work on the Internet. Images in SWF format scaled to any size without loss of quality and video is small in size and loads quickly.
SND is a file extension for a sound file used with a variety of platforms. SND stands for SouND. SND files may contain audio data specific to a Macintosh sound resource (from Mac OS Classic), an AKAI MPC audio sample, a generic Amiga sound, or other audio file. SND files can often be opened by Apple’s Quicktime Player