CARTES-GEO-COOR

Coordinate Converter – ECEF ↔ Geodetic

Platforms: Android (.apk) + Windows (.exe)

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Features:

• Convert Cartesian (ECEF: X, Y, Z) → Geodetic (Latitude, Longitude, Height)

• Convert Geodetic (Latitude, Longitude, Height) → Cartesian (ECEF: X, Y, Z)

• Based on WGS84 Ellipsoid

• Accurate and fast offline calculations

• One-tap interface – no internet required

• Available on both Android and Windows platforms

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Included Files:

• CARTES_GEO_COOR_v1.apk – Android mobile version

• CARTES_GEO_COOR_v1.exe – Windows desktop version

• 2 example input files (`.txt`)

• 2 quickstart usage guides (`.txt`)

• 1 screen-recorded demo video

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Android Installation:

1. Transfer the .apk file to your Android device (via USB, email, or Google Drive)

2. Tap to install – allow “Unknown Sources” if prompted

3. Launch the app and start converting

Windows Installation:

1. Download the .exe file

2. Double-click to run – no setup required

3. Works offline and portable

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Save Function – Where are my results saved?

🟢 Android:

Saved files are stored in the app's internal folder:

/storage/emulated/0/Android/data/com.your.package.name/files/

Use a file manager app (e.g., X-Plore or Total Commander) to access it.

Export-to-Downloads support coming soon.

🟢 Windows:

Saved .txt files are created in the same folder where the .exe file is located.

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Who is this for?

Surveyors, GNSS users, geospatial professionals, researchers, students, and anyone working with global coordinate systems.

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Developed by:

A professional MSc Geomatic Engineer & GNSS App Developer – HB51

Contact: halukbali51@gmail.com

Watch the Demo Video

<iframe width="100%" height="315" src="https://www.youtube.com/embed/E6VcACaByfc" frameborder="0" allowfullscreen></iframe>

Watch the Demo Short-Video

https://youtube.com/shorts/UEAiE4b94XE?feature=shared