?? – Gun FX - Add Machine Gun Effect and Muzzle FX for Youtube Action Movie Film Review

Literally the worst app I have ever used. I paid for the extra features, yet none of them work, nor can I save my videos to my camera roll. I'm expecting my money back, along with this literal pile of crap being taken from the App Store. ???
Review by angpug1 on Gun FX - Add Machine Gun Effect and Muzzle FX for Youtube Action Movie Film.