Jul 12, 2015 - Electronic Systems Innovation Ltd announces the release of Visual Currency Converter 1.1 for iOS devices. Using Visual Currency Converter is simple. Just place the banknote flat between the two red lines on the screen. The value of the note and the converted value will appear in the top right hand corner of the screen. Anything over 50% is considered a match. In version 1.1, the confidence indicator has been changed to percentage rather than decimal.