The Naughty or Nice Fingerprint analyzer is great app to keep your kids on the nice list this Christmas. Children will behave when they know mom or dad can instantly check to see if they're being naughty or nice.
Parents can determine the outcome ahead of time by simply pressing the secret button before scanning. The analyzer will always give a naughty result unless the secret button is pressed.
The Naughty or Nice Fingerprint analyzer is also great at parties.