APKPure Appを使用する
Maximum volumeの旧いバージョンをダウンロードすることが可能
電話の音量を上げるのが簡単かつ迅速になりました！
Sound volume booster is a useful tool for increasing sound volume of your phone to maximum. You can set sounds to 100% of phone speaker capabilities so you will now hear your ringtone and mp3 sounds louder and more clear. Our sound booster contains 4 seekbars and each of them is responsible for sound volume of ringtone, system, notifications and media volume. You can boost volume and increase sound quality in one click!