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Free Construction
Estimator Tools
Six professional-grade calculators built for contractors, estimators, and developers. Enter your dimensions, get instant quantities and pricing — download a formatted report in PDF or Excel.
Roofing · Flooring · Drywall · Electrical · HVAC · Concrete — 100% free, no account required
Instant Results
Get quantities and pricing in seconds — no signup, no waiting.
Professional Accuracy
Built on the same unit cost data our estimators use on real projects.
PDF & Excel Export
Download a formatted report you can share with clients or use for bidding.
Save Hours of Work
What takes an estimator 2–4 hours, our tools calculate in under 2 minutes.
6 Free Tools
Choose Your Calculator
Each tool is built on professional estimating data. Results are for budgeting and preliminary estimating — for a final bid-ready estimate, contact our team.
Roofing Estimator
Enter roof dimensions, pitch, and material type. Get instant material quantities, waste factors, and a complete cost estimate with PDF/Excel download.
You Enter
Roof length, width, pitch, material type, number of layers
You Get
- Roofing area (SF)
- Material quantities by type
- Waste factor calculation
- Labor & material cost estimate
- PDF & Excel download
Flooring Estimator
Add room dimensions and select your flooring material. Get a full quantity takeoff with waste factor, adhesive, underlayment, and total installed cost.
You Enter
Room length, width, material type, waste %, subfloor condition
You Get
- Floor area (SF)
- Material quantity + waste
- Underlayment & adhesive
- Transition strips (LF)
- Total installed cost estimate
Drywall Estimator
Enter wall lengths, heights, and stud spacing. Our calculator outputs stud count, drywall board count, screws, tape, joint compound, and primer — with pricing.
You Enter
Wall lengths, wall heights, stud spacing, board size, number of coats
You Get
- Stud count by spacing
- Drywall board count (4×8 or 4×12)
- Screws & fasteners
- Joint tape (LF) & compound (gal)
- Total material + labor estimate
Electrical Estimator
Input conduit runs, wire types, panel size, and device counts. Get a rough electrical estimate with material list broken out by circuit type.
You Enter
Conduit type/length, wire gauge/type, device counts, panel amperage, fixture counts
You Get
- Conduit lengths by type (EMT, PVC, MC)
- Wire quantities by gauge
- Device & fixture counts
- Panel & breaker schedule
- Rough material + labor estimate
HVAC Estimator
Enter room areas, building type, and system type. Get ductwork quantities, equipment sizing, and a rough HVAC cost estimate for budgeting and bidding.
You Enter
Room areas, building type, system type (split/RTU/VRF), climate zone, insulation R-value
You Get
- Ductwork area by type (SF)
- Equipment sizing (tons/BTU)
- Diffuser & grille counts
- Refrigerant piping (LF)
- Rough HVAC cost estimate
Concrete Estimator
Enter slab, footing, or wall dimensions and mix design. Get concrete volume in CY, rebar weight, formwork area, and a complete concrete cost estimate.
You Enter
Element type (slab/footing/wall), dimensions, thickness, rebar size/spacing, mix design
You Get
- Concrete volume (CY)
- Rebar weight (lbs) by size
- Formwork area (SF)
- Concrete mix & admixtures
- Total concrete cost estimate
Important Note
These tools provide preliminary estimates for budgeting purposes only. Results are based on national average unit costs and may vary by region, project complexity, and current market conditions. For a certified, bid-ready estimate with drawing-referenced quantities, contact our team.