Precision Land & Area Calculators

Official State Revenue Units (Bhulekh), Irregular 4-Side Plot Geometry & Area Converters

High-precision land measurement tools for landowners and surveyors. Instant conversion for UP Bigha, Biswa, Bihar Katha, Dhur, Guntha, Acre, and Hectare calibrated to certified revenue standards.

All Certified Calculators

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UP Land Unit Calculator

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Bihar Land Unit Calculator

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MP Land Unit Calculator

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Rajasthan Land Unit Calculator

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Haryana Land Unit Calculator

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Punjab Land Unit Calculator

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Irregular 4-Sided Plot Calculator

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Triangular Plot Area Calculator

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Trapezoidal Plot Area Calculator

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L-Shaped Plot Area Calculator

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Circular & Semi-Circular Plot Area Calculator

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UP Bigha to Square Feet & Acre Converter

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Select an area module to access state benchmarks and geometry tools

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Trusted by Surveyors & Landowners

Engineered for 100% Survey Accuracy

Every formula and conversion matrix complies with Indian State Revenue Gazettes, ISO Geodetic standards, and algorithmic geometric rules.

Revenue Calibrated

Standardized against certified Revenue Records of UP, Bihar, Rajasthan, MP, and Punjab.

Geometric Precision

Irregular 4-sided plots use Heron's theorem to eliminate area errors in non-90° angles.

Zero Data Storage

Calculations execute entirely in your browser. Your plot dimensions are 100% private.

Instant Execution

Lightweight Vanilla JS engines load in milliseconds without heavy application frameworks.