Every calculation you need,
in one place.
Professional-grade calculators for homeowners and builders. Precise material estimates, cost planning, and energy savings — all free.
Building & Renovation
Laminate Flooring
Multi-room support, pack calculator with waste factor and total cost estimate.
Open calculator →Generic Flooring
Universal flooring calculator for any material — parquet, vinyl, carpet.
Open calculator →Tile Calculator
Ceramic, porcelain, or stone. Tile count, grout, and adhesive quantities.
Open calculator →Paint — Walls
Paint volume for walls. Deducts windows and doors automatically.
Open calculator →Paint — Ceiling
Ceiling-specific paint calculator with coverage rates and coats.
Open calculator →Wallpaper
Roll estimator with pattern repeat, offsets, and wall dimensions.
Open calculator →Insulation
Rolls, batts, or loose-fill. Coverage and R-value planning.
Open calculator →Openings
Windows & doors area calculator — for deduction from wall totals.
Open calculator →Roof Area
Footprint × pitch multiplier. Supports degrees and rise:12 ratio.
Open calculator →Roof Materials
Bill of Materials for metal, tiles, shingles, or flat roofs.
Open calculator →Deck & Terrace
Boards, joists, and fasteners for decks and outdoor platforms.
Open calculator →Fence & Railing
Posts, rails, pickets, and concrete for post footings.
Open calculator →Concrete & Screed
Volume, bags, and mix ratios for slabs, paths, and floor screeds.
Open calculator →Energy & Savings
Solar Panel Calculator
System size, panel count, annual savings, and payback period estimate.
Open calculator →Electricity Cost
Coming soon
LED & Lighting
Coming soon
Insulation Savings
Coming soon
Finance & Property
Mortgage Calculator
Coming soon
ROI Calculator
Coming soon
Property Value
Coming soon
Smart Home
LED Strip Calculator
Coming soon
Heat Pump ROI
Coming soon
Smart Thermostat
Coming soon