Free Home Improvement Calculators

Quick, accurate calculators for your next project. No signup, no ads tracking, works on any device.

Paint & Stain Calculator

Calculate how much paint or stain you need for any surface. Works for walls, decks, fences, ceilings, siding, and trim.

Find out how much landscaping material you need. Calculate cubic yards, bags, weight, and cost for any area and depth.

Calculate how much it costs to run any appliance. See daily, monthly, and yearly electricity costs based on your rate.

Calculate how many tiles or flooring planks you need. Includes waste percentage for cuts and fitting.

Calculate how many rolls of wallpaper you need for any room. Subtracts doors and windows automatically.