You can blow a whistle.
Use it for sports game referees, practice coaches, gymnastics, marching, cheering, dog training, police, security, traffic control, disaster relief, SOS, etc.
The whistle will be heard for as long as you press the screen.
Latest Version
4.0Uploaded by
Azzham Azzham
Requires Android
Android 5.0+
Category
Free Tools AppContent Rating
Everyone
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Flag as inappropriateLast updated on Sep 17, 2025
Minor bug fixes and improvements. Install or update to the newest version to check it out!