iCEVNI EU Waterways app analytics for December 21

iCEVNI makes learning the rules for the European Inland Waterways easy. It presents over 300 rules of the official CEVNI Release 4 document in an easy to navigate format. It removes the difficult to visualise situations by joining graphics with the official rule text. The CEVNI exam is mandatory for any person wanting to navigate the European Inland Waterways governed by the CEVNI rules.