A free program for Android, by Infinite_Apps.

This is a fun app. A very basic mobile application microphone tap sound. It actually has a lot of purposes. You can use it when you’re bored, if you want to prank someone, or if you just want to have fun. This is a free app that you can use anytime. After downloading it, you can now choose which sound you want to use. 

The microphone tap sound also allows you to surprise others, make a loud noise to awaken your friends, or any further inventive uses for the sound that comes to mind. You will surely love and enjoy this app.