20 tools

General Construction Calculators

Start here for the most-used planning calculators: overall construction cost, BOQ generation, land-area and naapi conversions, water-tank and septic-tank sizing, staircase design, and rainwater harvesting.

These cover the common questions every homeowner and contractor faces at the start of a project in Nepal.

Construction Cost Calculator

Create shareable Nepal construction estimates with material breakdowns, labor, timeline, PDF print report, and app QR download.

BOQ Generator

Generate accurate BOQ for residential houses in Nepal. Calculate material quantities, costs, and download BOQ in PDF or Excel using our free online BOQ generator.

Naapi Calculator Nepal | Ropani Aana Paisa to Sq.ft

Convert Ropani, Aana, Paisa, Daam to square feet instantly. Free Naapi calculator for accurate land measurement in Nepal.

Water Tank Calculator

Calculate how much water tank storage is required for your house.

Land Area / Buildable Area Calculator (GCR & FAR)

Calculate land area and how much you can construct using GCR and FAR for Nepal plots.

Lighting Calculator

Calculate how much light is required for your room.

Renovation Cost Calculator Nepal | House Upgrade Estimate

Calculate house renovation cost in Nepal with item-wise breakdown. Estimate kitchen, bathroom, painting & electrical renovation costs.

Land Cost Calculator Nepal | Aana, Ropani, Kattha

Calculate land purchase cost from plot area and rate per aana, ropani, kattha, or sq ft.

Renovation Calculator

Know how much will it cost to renovate the building.

Buildable Area / FAR & GCR Calculator Nepal

How much can you construct on your land? Estimate footprint and total floor area from GCR, FAR, and aana/ropani plot size.

Room Construction Calculator with GI Sheet Roof

Construction calculator for a room with GI/CGI roof — bricks, plaster, sheets (e.g. 12×15 room).

Building Estimating Calculator Nepal

Building estimate by plinth-area rate method — storeys, contingency, and quality factor.

Stair Calculator

Calculate number of steps, riser height, total run, and stair angle from floor-to-floor height.

Septic Tank Size Calculator

Calculate septic tank size in litres and recommended dimensions for residential homes in Nepal.

Rainwater Harvesting Calculator

Annual rainwater yield, recommended tank size, and demand offset for any roof in Nepal.

Commercial Building Cost Calculator Nepal

Estimate shop, office, mixed commercial complex, warehouse, and budget hotel construction cost from plinth area, storeys, parking, and services.

Construction System Comparison (RCC, Steel, Panel, Eco)

Compare cost, duration, and embodied carbon for RCC, Steel, Korean Panel, and Eco-friendly construction systems for the same built-up area and quality tier.

Construction Labour Estimator (Man-Days & Cost)

Estimate mason and helper man-days, calendar duration for a crew, and labour cost from quantity, productivity, and day rates.

Scaffolding Area & Hire Calculator Nepal

Estimate scaffolding elevation area, number of lifts, and hire cost from façade size and monthly m² rates.

Room Area & Perimeter Calculator

Calculate floor area, perimeter, and ceiling area for a rectangular room.

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