Daily Calculators

Quickly calculate tips with our nifty tip calculator. Easily determine gratuity for restaurants, dining, bars, taxis, coffee shops, and more!

Work out fuel economy, trip distance, fuel used, and what the gas actually cost. Handles MPG, L/100km, and km/L, and switches between metric and imperial without the headache.

Work out a herd or flock's mortality rate from disease deaths, current stock, sales, and predator losses. Built for farmers, NGO programme staff, and researchers using the IndiKit indicator set.

Calculate water damage costs from leaks and pipe bursts. Estimate wasted water, repair bills, and environmental impact with our free water damage calculator.