GMDSS Trainer

Master your FCC maritime radio exams — GROL, MROP, and GMDSS operator licenses.

iOS Android

Download on the App Store Get it on Google Play

Prefer to study on the web? Practice free in your browser at gmdssapp.com (opens in a new tab).

Features

Complete FCC question pools: Elements 1, 3, 6, 7R, 8, and 9
Prepare for GROL, MROP, GMDSS Operator and Maintainer exams
Timed exam simulation that mirrors the real test
Clear explanations for every question