Maintain and improve your home by the numbers — calculate paint, tile, flooring, HVAC sizing, solar savings, kitchen remodel costs, and home equity. All free.
No sign-up · No data sent to servers · Instant results
Sponsored · We may earn a commission at no cost to you
Convert between px, rem, em, pt, and other CSS units
Use tool →Calculate percentages, increases, decreases, and changes
Use tool →Calculate home equity line of credit payments and limits
Use tool →Calculate real estate transfer taxes, title insurance, and closing costs by state
Use tool →See how your income and net worth compare to other Americans in your age group
Use tool →Calculate energy costs for household appliances with daily, monthly, and annual estimates.
Use tool →Estimate bathroom renovation costs by size, scope, and remodel level with ROI analysis
Use tool →Calculate electricity costs for appliances with daily, monthly, and yearly estimates
Use tool →Calculate electricity costs by appliance with presets for 38 common devices and energy saving tips
Use tool →Calculate paint and stain needed for fences with coverage rates and cost estimates
Use tool →Calculate flooring materials for hardwood, laminate, tile, vinyl, and carpet with cost estimates
Use tool →Calculate HVAC system sizing (BTU/tonnage) and cost by climate zone and home size
Use tool →Estimate kitchen renovation costs with scope selection and ROI analysis
Use tool →Calculate fertilizer, seed, and water needs for your lawn based on size and grass type
Use tool →Calculate lawn mowing time and cost with DIY vs professional comparison.
Use tool →Calculate paint needed for rooms with coverage estimates and cost breakdown
Use tool →Calculate how much paint you need for a room including walls, ceiling, and supplies.
Use tool →Estimate solar panel system size, cost, savings, and payback period for your home
Use tool →Calculate area for rectangles, circles, triangles, and rooms with cost estimates
Use tool →Calculate tiles needed for floors and walls with waste factor and pattern adjustments
Use tool →Estimate annual homeowners insurance premium based on home value and coverage.
Use tool →Calculate home equity, HELOC borrowing power, and loan payment estimates
Use tool →Calculate property taxes with exemptions and multi-year projections
Use tool →Estimate annual property taxes by entering your home value, assessment ratio, and local mill rate.
Use tool →Learn the 50/30/20 budgeting rule: 50% needs, 30% wants, 20% savings. Includes practical examples, adjustments for different incomes, and free calculators.
Read guide →Calculate your personal carbon footprint and discover the most effective ways to reduce it. Data-driven strategies ranked by actual impact.
Read guide →Create a realistic wedding budget with our complete breakdown. Average costs by category, money-saving tips, and a free wedding budget calculator.
Read guide →Learn how property taxes are calculated, how to read your assessment, and strategies to lower your tax bill. Includes exemptions, appeals, and a free property tax calculator.
Read guide →NexTool provides free homeowner tools: paint and room calculators, tile and flooring estimators, HVAC sizing calculators, solar panel savings estimators, kitchen and bathroom remodel cost calculators, home equity calculators, property tax estimators, electricity cost calculators, and lawn care calculators.
Yes. Our kitchen remodel calculator lets you select renovation scope (cosmetic, mid-range, major), kitchen size, and features to estimate total project cost including materials, labor, and contingency.
Use our paint calculator by entering room dimensions and number of windows/doors. It subtracts non-paintable areas and tells you how many gallons you need based on your chosen number of coats.
Essential calculators and tools for freelancers — estimate income tax, convert hourly rates to annual salary, generate invoices, and calculate profit margins. All free, no sign-up required.
11 toolsProfessional-grade calculators for accountants — compute taxes, payroll, profit margins, depreciation schedules, and amortization tables. Instant results, completely free.
28 toolsMust-have tools for students — calculate your GPA, estimate student loan payments, convert grades, and crunch percentages. All free and works on any device.
20 toolsPlan your retirement with confidence — calculate 401(k) growth, estimate annuity income, project Social Security benefits, and analyze pension payouts. All free and private.
8 toolsNavigate home buying with the right numbers — calculate mortgage payments, estimate closing costs, compare renting vs. buying, and assess property taxes. Free and instant.
21 toolsSharpen your investment strategy — calculate compound interest, analyze ROI, project stock returns, model dollar-cost averaging, and estimate dividend income. All free.
17 toolsLaunch and grow your business with the right data — calculate startup costs, project revenue, analyze profit margins, model SaaS metrics, and plan funding rounds. All free.
23 toolsOptimize your fitness journey — calculate BMI, track calories and macros, estimate protein needs, measure body fat, find target heart rate zones, and pace your runs.
10 toolsStreamline your dev workflow — format JSON, test regex, encode Base64, generate UUIDs, decode JWTs, parse cron expressions, format SQL, and more. All in your browser.
14 toolsSimplify grading and classroom math — calculate GPAs, convert grades, compute percentages, and run statistics. Fast, free, and works on any device.
8 toolsHelpful tools for every stage of parenting — track pregnancy milestones, estimate ovulation dates, plan college savings, and more. Free, private, and easy to use.
11 toolsRun your business by the numbers — calculate payroll, generate invoices, analyze profit margins, estimate taxes, compare loan options, and track employee costs. All free.
51 toolsEssential health and financial calculators for nurses — compute BMI, estimate calorie intake, track hydration, calculate shift pay, and plan retirement savings. All free and private.
17 toolsClinical and financial tools for physicians — calculate BMI, body fat percentage, blood pressure categories, estimate retirement savings, and plan investments. All free, private, and instant.
20 toolsClose more deals with the right numbers — calculate mortgage payments, estimate closing costs, compare rent vs. buy, analyze cap rates, and compute property taxes. All free and instant.
17 toolsManage rental properties smarter — calculate rental yield, estimate property taxes, analyze cap rates, plan Airbnb income, and track expenses. All free, no sign-up required.
16 toolsLaunch and scale with data — calculate startup costs, model SaaS metrics, analyze break-even points, value your business, and plan fundraising. All free, instant, and private.
14 toolsStreamline your photography business — generate invoices, calculate pricing, convert colors, resize images, pick hex colors, and build a beautiful portfolio. All free.
16 toolsCreate better content faster — count words, generate hashtags, analyze text readability, pick colors, build QR codes, and manage your social media character limits. All free.
16 toolsTrain clients with precision — calculate BMI, body fat, macros, TDEE, one-rep max, heart rate zones, and ideal weight. All free, instant, and runs in your browser.
12 toolsEstimate jobs accurately — calculate concrete, paint, tile, flooring, drywall, fencing, roofing, and square footage. Plus invoicing and profit margin tools. All free.
19 toolsHit the road prepared — calculate fuel costs, gas mileage, tire sizes, route expenses, and take-home pay. Plus budgeting and tax tools for owner-operators. All free.
17 toolsAce your academics and finances — calculate GPA, estimate student loan payments, plan budgets, convert grades, and track savings. All free and works on any device.
21 toolsPlan your golden years with confidence — estimate Social Security benefits, calculate retirement income, track net worth, plan estates, and manage health metrics. All free and private.
18 toolsNavigate post-service finances — calculate disability benefits, estimate VA loan payments, plan retirement, compute take-home pay, and track net worth. All free and private.
21 toolsLevel up your setup — test internet speed, roll dice, flip coins, generate random numbers, check screen resolution, track screen time, and time your sessions. All free.
13 toolsCare for your pets smarter — calculate dog age in human years, estimate food portions, plan vet budgets, and track your own health alongside your furry friend. All free.
16 toolsWork from anywhere with the right tools — convert currencies, compare time zones, calculate cost of living, estimate freelance rates, and generate invoices. All free.
20 toolsRun smarter with data — calculate race pace, find target heart rate zones, track calories burned, estimate hydration needs, and optimize your training. All free and instant.
12 toolsTrade with precision — calculate stock returns, analyze ROI, model DCA strategies, estimate crypto profits, screen stocks, and compute capital gains taxes. All free and instant.
15 toolsOptimize your remote work setup — manage time zones, boost focus with Pomodoro, convert currencies, calculate home office deductions, and track productivity. All free.
25 tools