If you are looking for a way to test your earphones or speakers, to know their sound quality and to find out if they are compatible with your smartphone or tablet, then this app is for you.

You can easily compare the characteristics and behavior of your collection of earphones. You can even try a new model before purchase and check how it fits your smartphone and your hearing.

If you want to know the sound quality and if you are using the right model for your Android, then this app will be very useful to you.

This app has a very simple and intuitive interface, so you will learn how to use it in a very simple way.

You will find a variety of different options, so you can easily perform the tests.

You can use the 1000Hz reference button and the variable frequency button to compare both volume levels.

You can also use the option SWEEP to generate a sweep of variable frequency from 10 Hz to 20 KHz.

You can find the frequency and the volume level of each sound in the audio file.

You can use the option P NOISE to check the purity of the sound.

You can find the level you can hear and see if there are tones that sound louder than others.

You can use the option MUSIC to check the fidelity and clarity of the sound in your earphones or speakers.

You can find the stereo test option.

You can use the VOICE button to check an acoustic recording to check a natural sound in your earphones or speakers.