Find Phone by Whistling 2 is a free Android application developed by Hammer Drill. This app allows you to easily find your lost phone by whistling or clapping. With its impressive and fun features, you'll never have to worry about losing your phone again.

The app has a unique whistle detection algorithm that makes a sound, vibration, and even turns on the flashlight when you whistle or clap. It also allows you to send data via Bluetooth, which you can use to light up your room lamp. Find Phone by Whistling 2 is easy-to-use and has selectable audio files, sensitivity options (Low, Middle, High, Auto), audio preview, repeat voice, and automatically raises volume. You can also control the app from the notification panel.

This app is not only useful but also interesting and unusual. You can use it to play pranks on your friends by giving them your phone and whistling to make it ring. Find Phone by Whistling 2 works with compatible modules such as Arduino, HC-06, HC-05, and so on.

Overall, Find Phone by Whistling 2 is an impressive app that is worth trying out. Download it for free and never lose your phone again.