Are you a metal detectorist? Do you search with a metal detector? KATNA is a complete GPS app for every treasure hunter!

KATNA is the top metal detecting app on the market. Create a professional catalog of your finds, use offline historical maps (including LIDAR layers) and never lose your discoveries thanks to automatic backup to Google Drive. Built by an active detectorist for the community!

⭐ FOR DETECTORISTS AND TREASURE HUNTERS:
• GPS finds catalog – photos, coordinates, notes, tags, and folders for organization
• Offline historical maps – 1st, 2nd, and 3rd Military Mapping, old Müller maps of Bohemia and Moravia
• LIDAR terrain maps – reveal hidden ground structures
• Heat maps of finds – see where you’ve discovered the most
• AR navigation – augmented reality guides you directly to your find
• Printable find cards – for archaeologists and museums

📍 METAL DETECTING FEATURES:
• Track your GPS routes during detecting sessions
• Offline maps – works without internet or signal in the field
• Organize finds – folders, tags, and filters for sorting
• Export data – CSV, KML for Google Earth
• Automatic backup to your personal Google Drive
• Share finds easily with friends and fellow detectorists

🗺️ MAPS FOR METAL DETECTORS:
• 1st Military Mapping (1763–1787)
• 2nd Military Mapping (1836–1852)
• 3rd Military Mapping (1876–1878)
• Müller Maps of Bohemia (1720)
• Müller Maps of Moravia (1716)
• Czech Republic LIDAR elevation map
• High-resolution satellite imagery
• Detailed topographic and hiking maps

🛠️ TOOLS FOR DETECTORISTS:
• Pedometer – track your distance in the field with minimal battery use
• Compass – stay oriented while searching
• Magnifier with LED light – inspect small finds, freeze image, apply filters
• Weather forecast – hourly updates and 2-day outlook for planning trips
• Camera with grid and filters – perfect for documenting your finds

💎 WHY KATNA IS PERFECT FOR YOUR METAL DETECTOR:
✓ Built by an active detectorist
✓ Tested and improved directly in the field
✓ NO subscriptions – one-time purchase, full access
✓ Made in the Czech Republic
✓ Simple and intuitive interface
✓ Supported by the treasure-hunting community

Using a Minelab, Garrett, XP Deus, Nokta Makro, or any other detector?
You’ll love KATNA with all of them – track GPS routes, catalog your finds, and map your adventures!

Coins, relics, military artifacts, jewelry – keep every discovery organized in your digital collection of finds.

Keywords: metal detector, metal detecting, treasure hunting, archaeology, coins, finds, GPS app, maps, detectorists, relics, LIDAR, terrain, GPS tracking, treasure hunter app, detector catalog, detector tools.