8月14日的WreckMap应用程序分析

WreckMap is the world's most comprehensive shipwreck reference app for iOS. Search and explore over 131,000 shipwrecks globally, drawn from four authoritative sources including NOAA, the UK Hydrographic Office, EMODnet, and Ireland's National Monuments Service. No subscriptions. No in-app purchases. No ads. One-time purchase. Built for scuba divers, recreational fishermen, maritime historians, and wreck enthusiasts. FEATURES: MAP & EXPLORATION - 131,000+ wrecks worldwide on a single interactive map - Global density heatmap shows wreck concentrations at a glance - Color-coded pins: Military (red), Commercial (blue), Passenger (green), Sailing/Other (orange) - Filter map by wreck category with one tap - Search any wreck by name — fly to it instantly - Enter GPS coordinates to navigate directly to any location - Map remembers your last position between sessions NEAR ME - Find the 3 closest wrecks to your location automatically - Satellite view with route lines from your position to each wreck - Live compass pointing toward nearby wrecks with bearing and distance - Crosshair reticle for precise wreck location on satellite imagery BROWSE & SEARCH - Browse by sea region, vessel type, cause of loss, or era - Sort results by name, depth, date of loss, or distance from you - Filter to your current map area or search the entire database - Each category shows wreck counts WRECK DETAILS - Complete wreck data: name, coordinates, depth, vessel type, tonnage, date and cause of loss - Distance and compass bearing from your location - Copy coordinates in your preferred format (DD, DDM, or DMS) - Position accuracy indicator (exact, approximate, estimated) EXPORT & SHARE - Export coordinates as GPX files for chart plotters (Garmin, Raymarine, Navionics) - Batch export up to 200 wrecks as GPX from any map area - Share beautiful wreck cards with map snapshot and Apple Maps link - Print formatted wreck summaries - Export favorites and dive logs as CSV or PDF PERSONAL DIVE LOG - Log dives with date, max depth, visibility, water temperature, current conditions, and notes - 5-star rating system - Edit or delete entries anytime - Multiple dives per wreck - Export your complete dive history FAVORITES - Bookmark any wreck for quick access - Swipe to remove - Export your favorites list as CSV, PDF, or GPX WORKS OFFLINE - All 131,000+ wrecks stored on your device — no internet required for searching, browsing, or exporting - GPS compass and Near Me features work without cell signal - Download Apple Offline Maps for full map coverage at sea DATA SOURCES - NOAA Wrecks and Obstructions (US waters — ~21,000 wrecks) - UKHO Admiralty Wreck Database (Global — ~102,000 wrecks) - EMODnet Human Activities (European waters — ~6,000 wrecks) - Irish Wreck Inventory / WIID (~2,500 wrecks) Coordinates are for reference only and should not be used for navigation.