It includes the spookiest vocal filters, so be sure to try them all. Get creative with this monster voice app! Design a siren head ringtone that will frighten everyone who hears your phone. With this scary voice editor, you get to select a bunch of effects and make your recording unique. You'll be amazed by this Halloween voice changer. Disguise your voice in a new siren heads voices changer. Do scary voices, and record them. Make a horror sound montage with this voice changer app. Wondering what does siren head sound like? It can scream, play static, and even imitate. So, when it comes to your recording, the choice is yours! Say or whisper something and edit until you get the horror voices you like. Try vocal siren head filters and sound like the famous cryptid. October 31st is just around the corner, so get your own scary voice changer app! IT'S TIME TO MAKE YOUR VOICE SUPER SCARY! * * * * * * * * * * * * NOTE: This app doesn't change your voice as you speak. You have to use the options to edit the recording.