All calculators

Estimate how much mulch you need for a garden bed, flower bed, tree ring, or landscape area before you buy bags.

Calculate how much paint you need for a room using dimensions, coats, openings, coverage, and can size.

Estimate how many tiles and boxes you need for a floor, bathroom wall, backsplash, shower area, or other tiled surface.

Build a rough roof replacement estimate from your roof area, material choice, complexity, and local rate assumptions.

Estimate a cleaning price range for an apartment, house, or office using area, rooms, bathrooms, cleaning type, and local rate.

Estimate how much electricity an appliance uses and what it may cost per month or year.

Estimate a practical daily feeding amount from your dog's weight, life stage, activity, and food label calories.

Estimate a daily cat food portion from weight, life stage, activity, neuter status, meals, and food label calories.

Turn a total wedding budget into an editable category plan and see the per-guest budget before you talk to vendors.

Estimate a realistic trip budget from travelers, days, lodging, food, flights, activities, local transport, misc costs, and buffer.

Estimate a monthly mortgage payment with principal, interest, term, taxes, insurance, and optional extra payment.

Model how current savings and monthly contributions could grow toward a retirement target under your return and inflation assumptions.

Estimate how an ad budget could turn into clicks, leads, customers, revenue, gross profit, ROAS, and ROI.

Compare long-term renting and buying scenarios with editable assumptions for housing costs, appreciation, rent growth, and investment return.

Estimate a car loan payment and total interest from vehicle price, down payment, trade-in, fees, interest rate, and loan term.

Model mining profitability with manual hashrate, coin reward, coin price, hardware cost, electricity cost, power draw, and pool fee inputs.

Calculate how long a file download or upload should take from file size, network speed, and overhead.

Estimate adult daily energy expenditure from age, sex, height, weight, activity level, and optional exercise calories.