Spatial Sound Card is described as 'Replaces the USB box that comes with 5.1 surround headphones, so that you can have surround sound on regular headphones for free. Also includes a volume booster and psycho-acoustic bass boost' and is a Audio Player in the audio & music category. There are nine alternatives to Spatial Sound Card for Windows, Mac, iPhone and iPad. The best Spatial Sound Card alternative is Boom 2. It's not free, so if you're looking for a free alternative, you could try DeskFX or Razer Surround. Other great apps like Spatial Sound Card are Dolby Home Theater, HeSuVi, Letasoft Sound Booster and Balance Lock.