Plaster Calculator

Calculate cement and sand quantities needed to plaster a wall to a given thickness.

ROI Calculator

Calculate return on investment, net gain and annualized returns.

Sand Calculator

Calculate the sand volume and weight needed for a concrete or mortar mix.

Slab Calculator

Estimate concrete volume, steel weight and bending moment for an RCC slab.

Speed Converter

Convert speed between km/h, mph, m/s, knots and feet per second.

Steel Weight Calculator

Calculate the total weight and cost of reinforcement steel bars from their diameter and length.

Temperature Converter

Convert temperature between Celsius, Fahrenheit and Kelvin.

Tile Calculator

Find out how many floor or wall tiles and boxes you need to cover a room.

Time Duration Calculator

Calculate the difference between two times, or add/subtract time from a start time.

VAT Calculator

Add or extract VAT at any rate — default 13% (Nepal standard).

Volume Converter

Convert volume between liters, milliliters, cubic meters, gallons and more.

Water Intake Calculator

Calculate your recommended daily water intake based on weight, exercise and climate.