License to Sail

License to Sail: Prepare for Your USCG License Exams

License to Sail is the ultimate study companion for U.S. Merchant Mariners preparing for their Coast Guard license exams. Built by a mariner, for mariners, it helps you master every question — anytime, anywhere.


Why Choose License to Sail

Most other prep tools are outdated websites or USB drives stuck in the early 2000s. License to Sail is modern, mobile, and made for the Apple ecosystem. Study seamlessly on iPhone, iPad, or Mac — online or offline — with a clean, intuitive interface designed specifically for Apple devices.

Best of all, License to Sail is proudly made in America by a U.S. Merchant Mariner for fellow mariners. Don’t settle for offshore imitators — this is the genuine article.


How It Works

Start by selecting your department and license type. License to Sail automatically tailors your study plan, focusing only on what matters — no filler, no repeated questions.

Four intuitive tabs guide your study journey:

Info
Stay up to date with the latest app features, news, and updates.

Plan
Set your testing date to unlock a personalized study timeline. See exactly how many questions to cover each day and track your progress. The Daily Anchor feature shuffles questions from all subjects, giving you a smart, language-learning-style experience that keeps you sharp.

Study
Dive into the full question bank with four learning modes designed to help you learn, retain, and test confidently.

References
Access downloadable PDF reference materials that mirror what’s available during your actual exams — perfect for reviewing on a separate device or offline.


Intelligent Study Support

License to Sail uses Apple Intelligence to help you gain personalized insights into your study progress — identifying strengths, spotting weak areas, and helping you stay on track toward exam readiness.

When you need deeper understanding, tap into Neptune AI, your built-in study assistant, to ask detailed questions about any test item and get clear explanations written in plain language.


Study Modes

Study Bank
Access every question by subject or illustration (like math problems). View answers, bookmark progress, and mark what you’ve mastered. If you’re stuck, tap the Brain button for AI-generated explanations, or ask Neptune AI for deeper insights.

Elimination
Learn by process of elimination. Mi