Adjust Volume app analytics for December 31

Allows more precise volume settings than physical buttons. A simple design that anyone can easily operate. You can select a volume lower than the iPhone's minimum volume. Change the color to suit your taste Mute function Preset function -- Recommended For -- Those who want to enjoy their music at their preferred volume. Those who want to find the optimal volume for movies and videos. Those who want more precise volume control during. Allows fine-tuning the volume in 1% increments. A simple and easy-to-understand interface.