Heatwave is an innovative location-based music network available on iPhone that allows users to discover and share new music in their vicinity. The app features an interactive map where users can drop pins representing their favorite tracks, explore others' selections, and engage with the music community by commenting and sharing. The unique 'heat' system highlights popular pins, allowing users to climb the ranks based on the popularity of their music choices.

In addition to discovering music, Heatwave enables users to build a personal discography of their dropped pins, showcasing their music taste. The app includes a feed to scroll through pins from friends and globally, making it easy to preview songs and add them to playlists. The leaderboard feature tracks the hottest songs and top users, fostering a competitive yet fun environment for music enthusiasts.