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.
3.9Microphone is an advanced microphone app. Is can serve you for testing your device's microphone and speaker, you can use it as external mic or as a megaphone. App offers different microphone input/output modes to use it on AUX or bluetooth external devices. Unfortunately, all input/output combinations are currently not possible on Android. You can also tune the sound by using the equalizer and boost the volume when using it as a megaphone.
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