How to Use?

📐 Area Calculator of Any Shape (CSV Import)

A browser-based tool to calculate the area of any polygon shape by uploading a CSV file with coordinates.
Runs fully offline in any browser — ideal for surveyors, engineers, or planners working in the field.

✨ Features

📂 CSV Upload – Import coordinate data directly from a CSV file
🗂️ Column Mapping – Choose which columns are X, Y, Name, or Z
✅ Row Selection – Enable or disable rows to include/exclude points
📊 Interactive Visualization – Polygon drawn on a grid with side lengths shown
📏 Segment Lengths – Each edge displays its computed length
🧮 Area Calculation – Works in both:
UTM / Local XY mode (shoelace formula, planar)
GCS Latitude/Longitude mode (spherical excess formula on Earth’s radius)
🌓 Dark/Light Theme – Toggle theme for comfort in field/outdoor use
🔍 Zoom & Pan – Inspect shapes interactively
📱 Offline Ready – Works without internet, even on mobile phones

🖼️ Preview

🚀 How to Use

Open Area Calculator of Any Shape with CSV.html in your browser.
Click 📄 Import CSV and select your file.
Map the correct X and Y columns.
Select the rows you want to include in the calculation.
The tool will:

Draw the polygon
Display segment lengths
Compute and show the area in real-time

📄 Example CSV

Point,X,Y
P1,0,0
P2,10,0
P3,10,10
P4,0,10

🌍 Coordinate System Support

UTM / Local Coordinates → Planar area using shoelace formula
GCS (Latitude/Longitude) → Distances via haversine formula + spherical excess area computation

⚡ Why Use This Tool?

💻 No heavy GIS or CAD software needed
🌐 No internet required — runs completely offline
📱 Works on phones, tablets, and desktops
🧑‍💼 Perfect for surveyors, engineers, and field staff

BGol

Area Calculator of Any Shape (CSV)