Nail Scratch Chalkboard app for iPhone and iPad

This is a chalkboard with a twist! Write with one finger, and youll be drawing. Try writing with two or more fingers, and youll be scratching the chalkboard with your nails!

Most people cant stand hearing the sound of nails scratching against a chalkboard. Sounds like a great way to prank or annoy your friends!

Step 1: Turn up your volume.
Step 2: Show your friends the app while you write with one finger.
Step 3: Tell youre target victim to give it a try with one and then two fingers.
Goal: Watch them get the chills!

Be sure to post youre prank stories!