AppMarketSpy › Education › Compass Revision
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App info
- Developer
- Angry Chimp Productions
- Category
- Education, Reference
- Released
- Sep 17, 2026
- Version
- 1.0.0 (Sep 17, 2026)
- Price
- Free
- Size
- 59.2 MB
- Requires
- iOS 16.4
- Age rating
- 13+
- Languages
- English
In-app purchases
| NZ Maritime VHF | $17.99 |
| U.S. Coastal Navigation | $59.00 |
| NZ Boatmaster | $34.99 |
| Intermediate Coastal Nav | $39.99 |
| NZ Day Skipper | $22.99 |
| Australian Marine Radio | $24.99 |
| Advanced Cruising | $39.99 |
| ROC(M) | $14.99 |
| Intermediate Cruising | $24.99 |
| PPR | $12.99 |
Current prices, App Store US.
🔒 Price history2 snapshots: when prices changed and new plans appearedGet Pro access
About Compass Revision
Make more sense of sailing theory, one topic at a time. Compass Revision brings 31 independent course companions into one place. Explore navigation, tides, COLREGs, buoyage, marine radio and seamanship, with focused lessons and questions that help you work out what to study next. FIND YOUR COURSE Browse regional course collections and try free sample topics before signing in. Choose the subject and level that fit your plans, from introductory boating knowledge to more advanced theory revision. TURN READING INTO RECALL Read a lesson, practise topic questions and learn from the explanations. Use a Quick 10 session when time is short, revisit incorrect answers, save useful questions and try timed mock tests. Your progress helps you return to the topics that need more work. KEEP YOUR LEARNING TOGETHER Sign in to see your owned courses on Home and switch between them. Sync your learning with…
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