Speaker Volume is a sound amplifier for iPhone that allows you to increase the volume of your videos up to 1000%. If you have favorite videos with low-quality sound, this app is perfect for you. It also offers the ability to adjust the bass volume, giving you a high-quality volume speaker experience.

With Speaker Volume, you can boost the volume of your files to 1000% without compromising the sound quality. Additionally, the app provides a bass boost feature that enhances the low-frequency sounds in your music. This allows you to enjoy your favorite songs with a richer and more immersive audio experience.

One of the standout features of Speaker Volume is its offline music playback capability. You can listen to your music even without an internet connection, making it convenient for those times when you're on the go or in areas with limited network coverage.

While the app is free to download and use, it offers subscription plans for additional features. The monthly subscription is priced at $9.99 and the yearly subscription at $These subscriptions automatically renew unless you disable the auto-renewal feature at least 24 hours before the end of the current period. You can manage your subscriptions and turn off auto-renewal in your Account Settings.

For more information, you can refer to the app's Terms of Use and Privacy Policy.