Sound Louder Frequency app for iPhone and iPad

Sound Louder Frequency is a very simply Frequency Generator. It can provide sound frequencies in range from 1Hz to 25,000Hz and more…

Swipe your finger up and down to raise or lower the frequency of the tones. The user interface is very simple and clear. You could adjust the frequency up or down exactly in 1Hz with arrow button, and directly check the frequency by professional wave visualisation. The human can hear from 20Hz to 20,000HZ, and you can use Frequency Generator to test your hearing.

Features:

1. Use Sonic Wave to generate different frequencies to drive insects away or produce white noises and pitch noises.
2. This app allows you to generate tones with range from 0Hz to Ultrasonic 25kHz frequency.
3. It can be used as dog whistle to train your dog, make your dog come or go away.
4. Also you can use it to stop your neighbors dog from barking.
5. It can be used as a prank tool to annoy your classmates or friends.
6. It can be used as a repel mosquitos tool.

Important:
To use all app features you should subscribe

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