Welcome to CoilTrail, the ultimate metal detector log and relic hunting app. Whether you are a weekend hobbyist or a seasoned professional, this complete metal detecting diary is your essential tool for GPS treasure hunting. Stop relying on your memory and start mapping your success!

🌟 FREE CORE FEATURES:

Detectorist's Route Tracker: Never search the same empty ground twice! Our smart GPS tracker records your exact walking path while you swing. Save your sweeping routes directly to the map.

Treasure Find Recorder: Log every coin, relic, and piece of jewelry exactly where you dug it. Add photos, depth, and custom color pins to build your personal detector finds map.

Folders: Categorize your trips into folders for easy browsing.

100% Privacy: Your secret spots are safe. By default, all your data and find locations are stored locally on your device. We never share your personal treasure map.

🧊 3D SHOWCASE & AUGMENTED REALITY (Pro/Cloud):
Bring your finds to life! Inspect your treasures in a 3D vitrine, easily remove photo backgrounds, or import true 3D models (.glb/.gltf). Use the AR view to explore your saved finds directly through your camera in the real world.

👑 COILTRAIL PRO – UNLOCK THE BEST TOOLS:
Upgrade to Pro and get access to advanced detectorist features:

3D LiDAR & Hillshade Maps: Uncover hidden terrain features like old riverbeds, sunken paths, and ancient foundations. Use the interactive opacity slider to blend the 3D shadows perfectly with your base map!

Advanced Soil Maps & Topography: Identify the best grounds for old settlements! Access dynamic USGS geological maps in the United States and GTK soil maps in Finland to analyze ground types (sand, clay, bedrock) directly under your feet.

Distance & Area Measuring Tools: Measure exact distances and field areas directly on the map. Perfect for planning your search grids and estimating the size of potential hunting grounds before you walk.

Target ID Logbook & Stats: Keep a detailed history of your equipment and target ID (VDI) statistics. The perfect coinshooting journal for analyzing which detector, coil, and settings work best for specific items.

Landowner Permissions: Easily save landowner contact details and permission boundaries directly on the map. Always know whose land you are on and who to call.

Export & Backup: Export your finding reports and session data to CSV or create beautiful PDF reports.

☁️ COILTRAIL CLOUD & WEB – SYNC & DESKTOP ACCESS:
Includes all Pro features, plus:

Secure Cloud Backup: Back up your entire collection—including photos, routes, folders, and landowner notes—securely to your personal cloud. Seamlessly restore your data when switching phones.

Desktop Web Access: Plan your next hunts, browse your finds, and study maps comfortably on a big screen using the CoilTrail Web version on your computer!

Turn your smartphone into the most powerful relic hunting app available. Download CoilTrail today and start building your personal treasure map!