CoilTrail

Metal detector log & GPS map

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

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! - Detectorist's Route Tracker Never search the same empty ground twice! Our smart GPS tracker records your exact walking path while you swing. Simply keep the app open or use our handy screen-awake feature, and save your sweeping routes directly to the map. - Detector Finds 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. Categorize your trips into folders for easy browsing. - 3D LiDAR & Hillshade Maps (Pro) Uncover hidden terrain features like old riverbeds, sunken paths, and ancient foundations. Access global high-resolution 3D LiDAR and Hillshade maps. Use the interactive opacity slider to blend the 3D shadows perfectly with your base map! - Advanced Soil Maps & Topography (Pro) 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 (Pro) 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. - Metal Detecting Logbook & Stats (Pro) Keep a detailed history of your equipment and target ID statistics. The perfect coinshooting journal for analyzing which detector, coil, and settings work best for specific items. - Landowner Permissions (Pro) Easily save landowner contact details and permission boundaries directly on the map. Always know whose land you are on and who to call. - Cloud Sync & Desktop Web Access (Cloud) Back up your entire collection—including photos, routes, folders, and landowner notes—securely to the cloud. Seamlessly restore your data when switching phones, and plan your next hunts or browse your finds on a big screen using the CoilTrail Web version on your computer! - Export & Backup (Pro) Export your finding reports and session data to CSV or PDF files. Keep your valuable data safe with easy backup options. Turn your smartphone into the most powerful relic hunting app available. Download CoilTrail today and start building your personal treasure map! Terms of Use (EULA) & Privacy Policy: https://coiltrail.com/tietosuoja

Ratings & Reviews

  • 5.0
    out of 5
    1 Ratings

New in version 5.0.2: • Property Identifiers & Lookup (Finland): Added a new map overlay for property identifiers (kiinteistötunnukset). You can now also long-press any parcel on the map to highlight its boundaries, copy the property ID, or pre-fill it directly into a new landowner permission! • CoilTrail Cloud & Web: Safely sync your finds, photos, folders, routes, and landowners to the cloud and access your collection on your computer browser (coiltrail.com). • Performance & Memory: Optimized map thumbnail memory usage and improved map tile caching.

Version 5.0.2

The developer, ANTTI-PEKKA DAVIDSSON, 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 Linked to You

    The following data may be collected and linked to your identity:

    • Purchases
    • Location
    • Contact Info
    • User Content
    • Identifiers

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer indicated that this app supports the following accessibility features. Learn More

  • Supported Features

    • Larger Text

Information

Seller
ANTTI-PEKKA DAVIDSSON
Size
91.1 MB
Category
Utilities
Compatibility
Requires iOS 15.0 or later.
  • iPhone
    Requires iOS 15.0 or later.
  • iPad
    Requires iPadOS 15.0 or later.
  • iPod touch
    Requires iOS 15.0 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Location
This app may use your location even when it isn’t open, which can decrease device battery life.
Languages
English and 6 more
  • English, Finnish, French, German, Polish, Romanian, Spanish
Age Rating
4+
In-App Purchases
Yes
  • CoilTrail Pro monthly $3.99
  • CoilTrail Pro Yearly $34.99
  • CoilTrail Cloud & Web $4.99
  • Learn More
Copyright
© 2026 Niitty Production
  • Developer Website
  • Privacy Policy

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