Sea Trials: USCG License Exam

Study for your U.S. Coast Guard license exam with 31,000+ questions, now updated for the Coast Guard's 2027 sample exams. Every question has its own hint and explanation, every module is organized the way your exam is, and it all works offline, even far from shore.

Independent study app: Sea Trials is not affiliated with, endorsed by, or sponsored by the U.S. Coast Guard, the National Maritime Center, or any other government agency. Questions are drawn from the publicly available USCG sample exams published by the National Maritime Center: https://www.dco.uscg.mil/nmc/examinations/

New for 2027
• 1,773 new questions, for 31,033 published questions in all
• All 244 USCG 2027 sample exams and all 11,960 of their questions reviewed
• 7,258 hints and explanations written or rewritten
• 225 chart plot sets with 2,500 step-by-step questions, every step with a fresh hint and explanation
• 6,085 questions with their exam illustrations
• A full By Category view in all 217 exam modules, so you can drill any topic in any exam
• Existing questions updated to the newest USCG wording
• Kept current with the Coast Guard's latest answer corrections

Always the latest answer
The Coast Guard rewords questions from year to year, and over the years it has corrected answers it first published wrong. Sea Trials keeps up with every change, so you study each question once, in its newest form.

Study only what your license tests
• Pick your license and see only the modules on your exam
• Drill a whole module, or narrow down by category and subcategory
• Deck and engine, officers and ratings: captain and mate, engineer and QMED endorsements
• Built for merchant mariners earning a first credential or upgrading a license

Practice like it's exam day
• Generate mock tests modeled on the real exam's length and topic mix
• Get scored instantly, then review what you missed
• Resume, print or review past tests
• Open exam illustrations and diagrams right from the question

Learn it, don't just memorize it
• A hint and an explanation on every question, walking you through each answer
• Chat with Navigator, the AI tutor, about any question, from the Rules of the Road to stability and regulations. On supported devices it works offline too
• Listen to questions read aloud
• Talk through tricky questions with other mariners in the comments

Built for ships, not cell towers
• Download once and study with no signal: questions, illustrations and reference PDFs all work offline
• Pick up where you left off on your phone, tablet, computer or the web (Basic and Premium)
• Bookmark, hide and search questions
• See your weakest modules and categories at a glance
• Set your exam dates and get a daily study plan

Plans
Sea Trials is free to download, and the free plan includes offline study of the full question bank for your license. Optional subscriptions, billed through Google Play, unlock more:
• Basic: category and subcategory study, bookmarks, hide and search, sync across devices, weak-area stats, plus a monthly allowance of mock tests and a daily allowance of hints and explanations
• Premium: everything in Basic, with unlimited mock tests, unlimited hints and explanations, and the AI tutor
Subscriptions renew automatically until you cancel in Google Play.

Built by mariners, for mariners. Questions or feedback? Email support@seatrials.net

Download Sea Trials and start studying for your Coast Guard exam today.