Is your phone speaker getting inaudible? Do you want to enjoy super loud audio even more than your phone full volume or system default audio volume? Download Speaker Booster & take your speaker audio levels to the extreme level! Ultimate Volume Booster - Speaker Boost & Sound Amplifier is the best free app to increase your phone speaker volume, much more than its full volume limits. Use the speaker amplifier to get extra high volume boost and enjoy louder sound, music, voice calls, audio, videos, games & more! This audio enhancer app also works just as great as an extreme volume booster and bass booster for headphones. With speaker booster, you can increase speaker volume, headphone loudness and control the music bass. It is a simple sound amplifier and music player booster app that makes your phone audio extra louder. Use this volume boost app during a voice call to increase the audio level to hear loud & crystal clear audio with a free music player equalizer while you listen to music. This audio booster app is a simple sound amplifier and music player booster that makes your phone extra louder. Use it during a voice call or while playing games & watching movies to increase the audio level to hear better. Volume Booster is a free app to boost your volume, speaker, music or headphone sound volume, like a music amplifier. Download Ultimate Volume Booster - Speaker Booster App for Android! Enjoy Super Loud Audio & Music! Liked Ultimate Volume Booster - Speaker Sound Amplifier? Rate us & leave a feedback to let us know. If you have any queries, issues, suggestions, or feedback feel free to drop us a message and we would get back to you as soon as possible. Playing audio at high volume for long hours may damage your hearing or damage your speakers. We advise you to boost the volume step by step, to get the appropriate volume, suitable for your needs. The developer of this sound booster application is not held responsible for any damage to hardware or hearing, due to excessive use of the volume boost feature.