A free program for Android, by Hyper Strike Pvt Ltd.

This app has been designed to provide you with a fun and immersive experience of using a real gun, and the best part is that you can do it at home, anywhere, at any time. It has a vast collection of different types of guns, so you can choose from one that is best for you, such as a rifle, shotgun, pistol, or even an RPG. 

The sound effects are also very realistic, and it has a great sound quality. You can choose from one of the most popular types of guns in the world, such as a rifle, shotgun, pistol, or even an RPG.