A system for creating a musical score may be provided. The system may include a composition tool application that is configured to provide a plurality of instrument interfaces to a user. The instrument interfaces may include a keyboard interface, a stringed instrument interface, and a percussion interface. The plurality of instrument interfaces may each include a representation of an instrument and a score section for illustration of the musical score. The composition tool application may be configured to provide the user with the ability to select a portion of the representation of the instrument. In response to the selection of the portion of the representation of the instrument, the composition tool application may be configured to provide a representation of a note for the instrument in the score section.