USCG Exam Prep · Honest Comparison
Binnacle School vs Sea School
Sea School is a USCG-approved course (in-person + online); Binnacle School is a practice app. They're different tools — here's the honest comparison and whether you need both. Facts observed June 2026.
| Binnacle School | Sea School | |
|---|---|---|
| Type | Practice / study app | USCG-approved course (in-person + online) |
| Price | Free tier · $9.99/mo or $29.99/yr · 7-day free trial | Course pricing varies — see their site |
| Live AI tutor | ✓ Yes | ✗ No |
| Written explanation on every question | ✓ Yes | — Not documented |
| Adaptive / spaced-repetition review | ✓ Yes | ✗ No |
| Coverage | 2,418 questions across 12 USCG subjects, web + iOS synced | A long-established USCG-approved captain's-license school offering OUPV / Six-Pack and Master courses, in classroom and online formats, with an approved exam. |
The honest take
Like Mariners, this is an approved course that can earn you the credential — not a practice app. Binnacle is the affordable drilling + AI-tutor layer to use alongside it. We don't list a price because theirs varies by format and location; check their site.
Source: Sea School. Prices and claims observed June 2026 and may change — verify on their site.
Drill until you pass — free to start
2,418 questions, every one explained, plus an AI tutor and timed exams. Start with a free practice test — no signup.