Home Improvement Calculators
Free home renovation and remodeling tools
Plan home projects with calculators for materials, costs, and energy savings. Plan your home improvement projects with accuracy, estimate materials, calculate costs, and make informed renovation decisions.
Available Calculators
Paint Calculator
Calculate paint needed for walls and ceilings with coverage
Flooring Calculator
Calculate flooring materials needed with waste factor
Tile Calculator
Calculate tiles needed for floors and walls
HVAC Sizing Calculator
Calculate proper HVAC system size for your home
Renovation Cost Estimator
Estimate total renovation costs for different room types
Appliance Energy Calculator
Calculate energy consumption and costs for home appliances
Heating Cost Calculator
Estimate heating costs for different fuel types and systems
AC Cost Calculator
Calculate air conditioning running costs and efficiency
Frequently Asked Questions
How accurate are home improvement calculators?
Our calculators provide estimates based on standard measurements and industry formulas. Actual needs may vary based on surface texture, application method, and waste. Always add 10-15% extra for contingencies.
Should I add extra materials when using these calculators?
Yes! We recommend adding 10-15% extra for waste, cuts, and mistakes. Our calculators include an optional waste factor field for this purpose.
Can I use these calculators for professional projects?
While our calculators are accurate for planning and budgeting, professional contractors should verify calculations and consider specific project requirements.
Plan Your Dream Home Renovation
Use our free calculators to estimate materials, costs, and ROI for your home improvement projects.