Is there a good noise?

White noise easily gets used to your ears, so there is little to bother you.
Rather, it covers the unpleasant ambient noise.
White noise has been shown to improve learning and work skills as shown in various experiments.
It is also known to have a good effect on sleep and rest. The reason for this is
This is because white noise synchronizes the alpha waves of human brain waves to stabilize the mind and body and promote sleep.

This app provides more than 20 kinds of white noise
You can mix the noise you want to hear comfortably.

[Developer word]
Paid apps can be removed and used offline.

If you are a burdened paid app
Please use the free app.

To provide high quality content and maintain the server
The free app inevitably contains numerous ads.