Mariner Studio
Boat Navigation & Marine Maps
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Coast Guard & FCC exam prep with 33,000+ questions. Marine weather, nautical charts, route planning & AIS tracking. Explore daily - subscribe for unlimited access.
MARITIME VOYAGE PLANNING & NAVIGATION DATA
Mariner Studio brings together real-time marine data, interactive maps, intelligent route planning, and
comprehensive weather forecasts—everything you need to plan safe, efficient voyages on the water.
FCC & COAST GUARD EXAM PREP
Study for your FCC Commercial Radio license and USCG Coast Guard exams right inside the app:
• 2,257+ real FCC exam questions across all 6 elements
• Practice mode with hints, timed Exam mode, and Review mode
• Track progress with scores, pass rates, and per-question mastery
• Flag questions and review incorrect answers with detailed explanations
• 31,574 USCG Coast Guard exam questions across 80 categories
• Covers Deck, Engine, Inland, and Navigation exam topics
INTERACTIVE MARITIME MAPS
Stop juggling multiple apps and websites. View tidal stations, current predictions, navigation aids, weather
conditions, and marine facilities all on one interactive map with live data overlays. Tap any point of
interest to see detailed information, current conditions, and forecasts.
SMART ROUTE PLANNING & VOYAGE PLANNING
• Create custom GPS routes with waypoints
• Import and export GPX files to share with other apps
• View weather forecasts along your entire route
• See tidal currents for optimal timing
• Plan multi-leg voyages with crew management
• Save and organize your favorite routes
• Access marina and dock information along your path
WEATHER ROUTING
Make informed decisions with detailed marine weather data:
• Hourly weather forecasts for any location
• Wind speed and direction predictions
• Wave height and visibility conditions
• Temperature and precipitation data
• Save favorite weather locations
• Local weather for your current position
NWS TEXT FORECASTS
Long press anywhere on the map to get official National Weather Service text forecasts:
• Detailed narrative forecasts from NOAA/NWS
• Multi-day forecast periods with conditions
• Temperature, wind, and weather details
• Available for all US locations
TIDAL HEIGHT & CURRENT PREDICTIONS
Essential data for safe navigation:
• Comprehensive tidal height predictions
• Tidal current forecasts with direction and strength
• Historical tide data
• Current predictions shown directly on the map
• Favorite tidal stations for quick access
• Daily high/low tide times
NAVIGATION UNITS & MARINE FACILITIES
Discover marinas, docks, aids to navigation, and waterfront facilities:
• Complete database of navigation aids
• Marina and harbor information
• Dock and facility locations
• Add photos and notes to locations
• Mark favorites for easy return visits
• Local search to find nearby facilities
SEAMLESS DATA SYNC
• iCloud sync keeps all your data updated across iPhone and iPad
• Favorites, routes, and notes sync automatically
• Access your planning from any device
• No manual backup needed
PROFESSIONAL TOOLS FOR EVERYONE
Whether you're a commercial mariner, charter captain, fishing guide, or recreational boater, Mariner Studio
provides the real-time data and planning tools you need. No more switching between multiple apps—everything is
integrated in one place.
Perfect for:
• Voyage planning and preparation
• Real-time condition monitoring
• Route optimization with weather and tides
• Finding marinas and facilities
• Commercial fishing operations
• Charter and tour operations
• Recreational cruising and sailing
EXPLORE FIRST, SUBSCRIBE FOR MORE
Try Mariner Studio with daily access to all features — no subscription required to get started. When you're ready for unlimited access:
• Monthly: $4.99/month
• Annual: $34.99/year (save 42%)
• Unlimited access to all features with no daily limits
• Auto-renews unless cancelled
• Cancel anytime through App Store settings
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- Fixed an issue where existing subscribers were shown in free mode after updating
- Fixed subscription paywall not appearing when tapping locked features
- Added Restore Purchases option in Settings
- Improved subscription detection for reinstalls and device transfers
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:
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Osprey Applications LLC
- Size
- 219 MB
- Category
- Navigation
- Compatibility
Requires iOS 18.4 or later.
- iPhone
Requires iOS 18.4 or later. - iPad
Requires iPadOS 18.4 or later. - Mac
Requires macOS 15.4 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.4 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Mariner Studio Pro Monthly $4.99
- Mariner Studio Pro Annual $34.99
- Mariner Pro Monthly $2.99
- Copyright
- © Osprey Applications LLC
