Land & Blueprint 7-in-1 Portal
Select your preferred land surveying, calibration, or conversion utility:
1. Blueprint Only
Capture blueprint map and set scale ratio (e.g. 1:1200). No measuring required; calculated automatically from pixels.
2. Paper Width Calibration
Capture blueprint showing paper edges (A4/A3/A2/A1). Pin 2 corners on the shortest edge to calibrate ground scale factor.
3. Blueprint + Ground Tape
Upload map, place points, and enter 1 known ground tape measurement on site to calibrate all sides accurately.
4. Manual Draw + All Tapes
Freehand draw plot corners on screen canvas, then enter field tape measurements for every side.
5. Blueprint + Paper Ruler
Upload map with known scale (e.g. 1:1200) and measure one side on paper with a ruler (mm/in).
6. Live GPS Field Survey
Walk around plot corners on site and drop high-accuracy GPS pins to generate boundary polygon.
7. Land Unit Converter
Convert any land area value instantly across Sq Ft, Sq M, Bigha-Katta-Dhur, Ropani-Aana, Acres, and Hectares.
💡 Pinch or Buttons Zoom. Drag Pan. Tap Add Corner Dots. Long-Press Dot Move/Delete.
💡 Walk to a land corner on site, wait for GPS accuracy, then tap Drop GPS Pin.