Placemeter

Placemeter
How often this was voted the creepiest of the two: 65%
Votes saying "creepiest" 5614
Votes saying "creepy, but the other one is even creepier" 3013
Total number of votes so far 8627

Turns your old smartphone into a surveillance camera which streams images form public space to Placemeter servers. They use algorithms to track the coming and going of people in your street and your city.