Home Diy
Appliance Energy Cost Calculator
Estimate what any appliance costs to run from watts, daily hours, weekly usage, quantity, and tariff price per kWh. See daily, monthly, and yearly electricity cost instantly.
Concrete Calculator
Estimate concrete volume, bags, ready-mix yards, and total cost for slabs, columns, footings, and stairs — all in one pour list. Imperial or metric.
Flooring Calculator
Estimate flooring for one or many rooms — total area, area with waste, boxes to buy, and total cost. Switch between feet and meters. Works for laminate, hardwood, LVP, tile, vinyl, and carpet.
Wall Painting Calculator
Estimate gallons or litres of paint, cans to buy, and total cost for a room. Includes doors and windows, optional ceiling, number of coats, paint type coverage, and waste allowance.
Wallpaper Calculator
Estimate wallpaper rolls, strips, usable coverage, and total cost for a room. Includes doors and windows, roll dimensions, trim allowance, and pattern repeat waste.
Travel
Hotel Cost Calculator
Calculate the all-in hotel cost across one or more rooms — nightly rate, tax (add-on or already-included), resort fee, parking, one-time charges. Includes a built-in cost splitter for sharing the bill per-room, flat, or by custom share weights.
Road Trip Fuel Cost Calculator
Estimate fuel cost for any road trip — gallons or litres, total cost, cost per passenger, and CO₂ emissions. Supports US (mpg), UK (mpg + £/imp gallon), and metric (L/100km + €).