A free program for Android, by owntek.
The purpose of this app is to provide a tool for people to generate and test their hearing. It provides a range of different sounds to choose from and is very easy to use.
There is a range of different sounds to choose from and you can set the frequency to whatever you like. It is very easy to use and is designed for people of all ages.
The best thing is that it can generate multiple frequencies at the same time. You can also choose between the musical notes and set the frequency to whatever you like.
It can also be used for testing your speakers.
This app is designed for all people and can be used for free.