Know the numbers before you buy a single gallon.
Fast, transparent estimates for paint, flooring and deck projects. Your measurements, your prices, every formula shown — and a printable shopping list at the end.
Deck Restoration Calculator
Cleaner, brightener and stain quantities from your deck size, wood type and coats. It only suggests cleaners that suit your decking, and builds a printable shopping list priced at your local store.
- Pressure-treated, cedar, redwood, hardwood, composite and PVC
- Concentrate dilution and container sizes handled
- Railings and stairs included
At 200 sq ft/gal with a 10% margin. Open the full calculator for your wood, cleaner and prices.
Calculators
Each one shows its formulas and assumptions, validates your inputs and prints a clean estimate.
Deck Restoration Calculator
Square footage, cleaner, stain gallons and a printable shopping list, matched to your decking material.
Calculate FlooringFlooring Cost Calculator
Multi-room square footage, waste allowance, boxes to buy and installed cost for any flooring type.
Calculate PaintingInterior Paint Calculator
Paintable wall area minus openings, gallons and quarts to buy, and total project cost with optional labor.
CalculateComing next: Concrete Slab, Drywall, Fence Stain, Mulch.
Formulas in plain sight
Every calculator explains exactly how it gets its answer, so you can check the math or adjust it.
Private by design
Calculations run in your browser. We don’t ask for an account or store what you type.
Print and take it to the store
One tap turns your estimate into a clean, printable shopping list with quantities and costs.
Project guides
Practical explanations of the measurements and decisions behind each estimate.
How Much Deck Stain Do I Need? Coverage, Coats and Margin
A practical guide to estimating deck stain: measuring every surface, why coverage varies by wood, how many coats to plan, and gallons vs. 5-gallon pails.
7 min read DecksDeck Cleaners by Material: Wood, Composite and PVC
Which deck cleaner suits your decking? Oxygen cleaners, strippers, brighteners and composite cleaners explained, with a material compatibility table.
8 min read FlooringHow to Measure a Room for Flooring (and How Much Waste to Add)
Measure any room for flooring step by step: sketching rectangles, closets and thresholds, choosing a waste allowance by layout, and converting square feet to boxes.
7 min read FlooringFlooring Cost Breakdown: Every Line in a Real Budget
What a new floor actually costs beyond the sticker price: underlayment, trim, removal, subfloor prep, labor, tax and contingency, plus questions to ask installers.
8 min read PaintingHow Much Paint Do I Need? Walls, Openings, Coats and Coverage
Calculate how much paint a room needs: measuring walls, subtracting windows and doors, reading coverage on the can, one coat vs. two, primer and ceilings.
6 min read PaintingInterior Painting Budget: Paint, Supplies, Prep and Labor
Build a complete interior painting budget: paint and primer, a full supplies checklist, prep and repairs, questions for painters, and the DIY vs. hire trade-off.
7 min readTake the numbers off the screen and run the whole project.
An editable budget workbook with built-in paint, flooring and deck estimators, plus printable worksheets, shopping lists and a seasonal home-maintenance planner.
- Excel + Google Sheets compatible
- Contractor bid comparison and payment tracker
- 12-month maintenance planner (PDF)