Ratings & Reviews performance provides an overview of what users think of your app. Here are the key metrics to help you identify how your app is rated by users and how successful is your review management strategy.
4.0信号发生器能帮助您生成信号正弦波，矩形波，三角形波，锯齿波，白噪音，粉红噪音信号，能够生成正弦双通道相差波。 您可以使用信号发生器 测试你的 音响 频响系统，系统噪音扫描，耳机煲机等多种场景。 能够测试您的听力能听到多低频率的声音。 能够应用与实验测试场景。
