GMDSS TRAINER

FCC GMDSS & GROL Exam Prep

Free · In‑App Purchases

Master Your FCC Maritime Radio Exams with GMDSS TRAINER. Whether you are pursuing a Marine Radio Operator Permit (MROP) or a specialized GMDSS Radio Maintainer’s License, GMDSS TRAINER is the modern study companion designed to help you pass on your first attempt. Built for professionals and maritime students, this app combines the official FCC question pools with cutting-edge AI guidance to ensure you don’t just memorize answers—you understand the material. EXCLUSIVE: AI-POWERED EXPLANATIONS Stuck on a complex technical question about signal propagation or distress frequencies? Tap the AI icon to receive a detailed, easy-to-understand explanation generated specifically for that question. It’s like having a maritime electronics instructor in your pocket. COMPREHENSIVE FCC COVERAGE Study for all major FCC Commercial Radio Operator license elements, including: • Element 1: Marine Radio Operator Permit (MROP) • Element 3: General Radiotelephone Operator License (GROL) • Element 6: Advanced Radiotelegraph Operator's Certificate • Element 7R: GMDSS Radio Operator's License • Element 8: Ship RADAR Endorsement • Element 9: GMDSS Radio Maintainer's License FLEXIBLE STUDY MODES • Practice Mode: Review questions at your own pace. Use hints to eliminate wrong answers and access AI explanations instantly. • Exam Mode: Simulate the real testing environment with timed sessions and official question counts. See if you can achieve the required 75% passing score under pressure. • Review Mode: Dive deep into your results. Identify weak areas with topic-based performance breakdowns and color-coded answer reviews. KEY FEATURES: • Official Databases: Always up-to-date with the latest FCC question pools. • Detailed Analytics: Track your progress over time with intuitive dashboards and performance history. • Smart Flagging: Bookmark difficult questions to review them later. • Topic Breakdown: See exactly which sub-elements you need to study more. • Modern Interface: A clean, responsive design optimized for study efficiency. Don't leave your maritime career to chance. Download GMDSS TRAINER today and take the first step toward your professional FCC certification.

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Improved purchase system reliability and performance enhancements.

Version 1.3

The developer, Osprey Applications LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Purchases
    • Identifiers
    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Osprey Applications LLC
Size
  • 20 MB
Category
  • Education
Compatibility
Requires iOS 26.1 or later.
  • iPhone
    Requires iOS 26.1 or later.
  • iPad
    Requires iPadOS 26.1 or later.
  • Mac
    Requires macOS 26.1 or later.
  • Apple Vision
    Requires visionOS 26.1 or later.
Languages
  • English
Age Rating
4+
In-App Purchases
Yes
Copyright
  • © 2026 Osprey Applications LLC
  • Developer Website
  • Privacy Policy

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