Prank App, Voice Changer funktioniert nicht

Looking for the best funny pranks to play on friends and family?  Prank App provides all-in-one solution for your pranking needs. -Record yourselves saying anything then apply creative and naughty filters to modify it. -All recordings are saved in high-quality version so you can share and access them at any time. -Many options to make your voice sound like a famous cartoon character, an entertainer, or other figures including a robot, a zombie, an alien, a devil, and more. -Capable of turning your phone into a funny prank soundboard. -Different annoying noises such as a po-po fart, an air horn, an electric razor, and much more. -Select one, choose how long you want to delay the trigger, place your phone near a friend, and just wait for reaction! -Let you prank others by sending hilarious stickers that can express ten thousand words! -Popular types of stickers available, such as animated emojis, memes, geeks and more. -Pick the perfect funny sticker to prank the person who you’ve been waiting to get back at! – You can subscribe for unlimited access to all features, including prank sounds, prank stickers, voice changers. – Payment will be charged to iTunes Account at confirmation of purchase. – Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. – Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. – Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable purchases a subscription to that content.