SMP is an audio file format, now replaced by newer format SMPX. SMP and SMPX files are associated with Finale application (SMP is compatible with Finale 2006-2012, while SMPX with Finale 2014 and newer) available as a part of SmartMusic software platform.

SMP/SMPX files contain musical notation for accompaniment created in Finale, which can be used for practicing solos or musical parts for bands or orchestras.