Free - With in-app purchases
This solution has helped 5 people
Dog Whistler is a free application that emits a frequency of 5000hz to 22000hz. This tool features a variety of frequency sounds via the dog whistle interface.
Quickly sign in with your social media account:
Why not join our community of sharp minds and pro-active posters?Be part of a rewarding interactive knowledge exchange!
Engage, learn and share with a friendly community versed in a massive range of trending topics.