Estranav

Estranav is an offline map reader dedicated to navigation and coastal exploration.

The application displays your real-time position on customized maps, even without a network connection.

Designed for users who want to work with their own map data, Estranav allows the import of maps in MBTiles format as well as the use of drone-generated orthophotos.

A demo map is included to explore the interface and features. It can be deleted at any time.

🧭 Navigation Tools

✔ Real-time GPS positioning
✔ Speedometer in knots
✔ Precise GPS coordinates
✔ Real-time compass and heading
✔ Reliable offline navigation

🗺️ Mapping

✔ Import and read MBTiles charts
✔ Compatible with drone orthophotos
✔ Accurate visualization of coastal areas and the intertidal zone
✔ Works without a mobile network

⚙️ Position adjustment (offset)

An offset adjustment allows you to adjust the GPS position to correct discrepancies that may occur between some raster charts and the actual position.

🌊 Uses

• Coastal navigation and terrain orientation
• Locating access points to the shore and exposed areas
• Exploring the intertidal zone at low tide
• Using custom maps
• Terrain and drone analysis

Estranav is designed to offer a simple, precise, and adaptable tool for users who want to work with their own offline maps.