The manufacturer speaks of an accuracy of “over 99.99 percent”: Together with the company Koenig & Bauer, the Ostwestfalen-Lippe University of Applied Sciences has developed a smartphone app that makes it easy to identify counterfeit money. More than one iPhone is not required.
ValiCash: Identify counterfeit money with your smartphone
There is no need for a scanner or a pen like at the supermarket checkout: the Ostwestfalen-Lippe University of Applied Sciences, together with Koenig & Bauer, has launched a free app with which the Check the authenticity of banknotes quickly and effectively leaves. A single second is enough, then there is certainty. ValiCash uses special image filters and machine learning.
At its core, the app analyzes the special printing process used for banknotes. Even with a finger, slight elevations can be seen on banknotes, which can also be forged by fraudsters. This is exactly where the app should do much better, according to the developers. According to you Accuracy at “over 99.99 percent”. For legal reasons, however, they prefer not to talk regarding counterfeit money; instead, the app only shows whether a banknote examined is “conspicuous”.
The ValiCash app is available here in the App Store:
During the many years of development, the researchers benefited from the fact that Smartphone cameras have gotten better and better over time (Those: Technical University of East Westphalia-Lippe). Apparently, there was only money for the development of an iPhone app. An Android variant is not being worked on.
These apps belong on every mobile phone:
Counterfeit money: check banknotes by hand and eye
Even without an app Banknotes checked for counterfeiting will. In the case of euro notes, this falls characteristic paper quality because they are made of cotton. If the banknote is held up to the light, the respective motif and the denomination can also be recognized with the eye as a watermark in the supposedly empty part of the note.