- Choose a pyrotechnic at your discretion - Click on the petard and wait for the explosion This is an application, a joke in which you can blow up various petards in your smartphone and surprise everyone with the realistic sounds of pyrotechnical explosions! The application contains pyrotechnics for every taste from a 3-point firecracker to ordinary ones. Vibration in an explosion creates a realistic effect. Have fun with friends;) Warning: The application is created for fun and does not cause any harm! This application does not have the functionality of a real petards / pyrotechnics and can not harm anyone. Created exclusively for fun)