Source: http://gizmodo.com/a-tiny-night-vision-camera-that-lets-your-smartphone-se-1485632462
If you've tried any of the countless smartphone apps that promise to turn your phone's camera into night vision goggles, you already know they're all snake oil. If you really want your device to see in the dark, you need a more sensitive sensor and a healthy blast of invisible infrared light, which the Snooperscope delivers.