Free Online Calculators
Quick, accurate calculators for finance decisions and home improvement projects. No signup required.
Finance Calculators
Self-Employment Tax Calculator
Estimate your SE tax on 1099/freelance income
LLC vs S-Corp Tax Comparison
Compare tax savings between LLC and S-Corp structures
FHA 203k Rehab Loan Calculator
Calculate payments on an FHA 203k renovation loan
Rent vs Buy Calculator
Should you rent or buy? Compare the true costs
EV Tax Credit Estimator
Check your electric vehicle tax credit eligibility
Debt Snowball vs Avalanche Calculator
Compare debt payoff strategies and see which saves more
Emergency Fund Calculator
How much emergency savings do you actually need?
1099 / Side Hustle Tax Estimator
Estimate taxes owed on side hustle and gig income
Auto Loan Payoff Calculator
See how extra payments shorten your car loan
Capital Gains Tax Calculator
Estimate taxes on stock, crypto, and property sales
Home Improvement Calculators
Deck Board Calculator
Calculate how many deck boards you need
Concrete Calculator
Estimate cubic yards of concrete for your project
Paint Coverage Calculator
How many gallons of paint for your room
Fence Material Calculator
Posts, rails, and pickets for your fence project
Roofing Calculator
Calculate roofing squares and materials needed
Flooring Calculator
Square footage and boxes of flooring needed
Drywall Calculator
How many sheets of drywall for your project
Mulch & Soil Calculator
Cubic yards of mulch or soil needed
Stair Stringer Calculator
Rise, run, and stringer dimensions for stairs
Electrical Load Calculator
Estimate your home electrical service requirements
Gravel Calculator
Tons of gravel or aggregate needed
Wallpaper Calculator
How many rolls of wallpaper for your room
BTU / AC Sizing Calculator
What size air conditioner for your room
Gutter Calculator
Linear feet and downspouts for your gutters
Shed Material Calculator
Lumber and materials for your shed build