🔊 Try the FREE Virtual Safe-Driving Dog Whistle now!

Connect your phone to your car radio via Bluetooth, press the "Play" button, and turn the volume all the way up.
You’ll hear the same ultrasonic sound as the physical whistle—scaring off 9 out of 10 dogs before an accident happens.

⚠️ This app is designed only for dogs, but it’s perfect for testing.

🎯 If it convinces you, trust the real physical version: