NavRules 3.4 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. We recommend checking the downloaded files with any free antivirus. NavRules is categorized as Home & Hobby Tools.
The common filenames for the program's installer are Navrules.exe or NavView.exe etc. This program is a product of Bruce A. Pennypacker. The most popular versions among NavRules users are 3.4, 3.3 and 3.1. You can set up this PC program on Windows XP/Vista/7/8/10/11 32-bit.
From the developer:
NavRules for Windows is a shareware program that will run on any version of Windows. You may use it on a trial basis for 30 days, after which you must register the program for a mere $20.
NavRules for Windows is a training program for learning the 72 colregs and the Inland Navigation Rules.
You may want to check out more software, such as RulesMaster Pro, which might be similar to NavRules.