girapha studios today introduces gotchacha 1.0, their best prank app ever and spy utility for iPhone and iPod touch. gotchacha serves as the perfect spy utility or just like a prank. gotchacha can imitate other working applications and when someone touches the screen it will play an alert sound. If the user sets it so, it will also show an alert message. Additionally, if a user has an iPhone 4, it will take a picture with the front camera. So they will have proof of intrusion.