Dollar Secrets

This application includes images and description of all security features of US dollars and methods to check them.

All features are divided to six groups basing on methods to check if a note is genuine or not.

There are six methods for checking:

- touch and feel;

- tilt to check color shifting effect;

- see against the light;

- find microletters;

- check the note under ultraviolet light;

- and check under infrared light.

Each method is provided with images and descriptions, and some animations like color-shifting effect and others are also available.