The official app of Louder Than Life Music Festival. Louder Than Life is America's Loudest Rock & Metal Festival, located in Louisville, Kentucky. Louder will be held on September 18–21, 2025, featuring 4 days, 6 stages, and 160+ bands! Download now for exclusive in-app giveaways, early access to set times, the official festival map, real-time announcements, and everything you need to make the most of your festival weekend.