No chemicals, but an ultrasound emission disturbing unwanted guests and forces them to ... turn away!
This works by emitting ultrasonic repellent for mouse that disturb the rats but not humans.
This app emits frequencies in the range (18-23 kHz) is not harmful to humans.
The only app with the right frequencies for mice.
Protects your house.
Safe and not harmful.
Note: frequencies 18-23 kHz can not be heard by humans. In this application the sound is mixed to be audible even to humans without losing their effectiveness.
This application is brought to you totally free with the help of search monetization. I have opted to use this to be able to keep creating more free apps for you. Please note that with this app you will receive a few search points on your device, all are easily deleted or replaced. Thank you for your understanding.