Open the app and use the slider to gradually increase your volume. A Note on Responsible Use
Some users report that the microphone gain is also slightly affected during speakerphone calls. If you experience echo, revert to stock volume. volume-sound-boost-v1.7.3-1.7.3-android-apk-app-1.14-mb
How does this 1.14 MB app stack up against heavier alternatives? Open the app and use the slider to