Super Loud Speaker Booster is a free Android application developed by 4TForLive, designed to boost the volume of your phone's speakers and headphones. It is a simple, fast, and easy-to-use app with an attractive design that allows you to increase the volume by up to 150% with just one tap on the button.

This app is perfect for those who want to listen to music, watch videos, or use their phone's speaker for phone calls or alarms at a higher volume than the system defaults. With Super Loud Speaker Booster, you don't need to root your phone to increase the volume of your speakers. Additionally, it features a system volume and music amplifier, which can boost the sound of your media, notifications, and calls.

Overall, Super Loud Speaker Booster is a convenient and reliable application that delivers what it promises. It is compatible with Android 4.4, and it's completely free to download. If you're looking for an app that can enhance the volume of your phone's speakers and headphones, Super Loud Speaker Booster is definitely worth a try.