Louder is a simple and easy way to boost bass and volume of your audio and video files.
Are you currently using low-volume audio?
Boost your files volume with Louder! The app amplifies the sound of low-level audio files, resulting in louder sound!
[Pro Subscription]
A subscription is required to fully access the apps content and features.
Terms of Use (EULA)
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/