# FigureQuick — 131+ Enterprise Calculators Across 11 Niches
> Free, client-side interactive financial, e-commerce, tax, real estate, construction, health, and auto calculators with verified 2026 formulas, instant URL scenario sharing, and full FTC/CCPA/GDPR compliance.

## Trust, Methodology & Legal Compliance
- [About & 2026 Formula Methodology](https://figurequick.com/about.html)
- [FTC 16 CFR Part 255 Affiliate Disclosure](https://figurequick.com/affiliate-disclosure.html)
- [Privacy Policy (CCPA/CPRA & GDPR)](https://figurequick.com/privacy-policy.html)
- [Terms of Service & Statutory Disclaimers (TILA/SEC/IRS/FDA)](https://figurequick.com/terms-of-service.html)

## Core Calculator Categories & Direct URLs
### 1. Real Estate & Mortgages
- [Mortgage Payment, Taxes, PMI & Amortization Calculator](https://figurequick.com/mortgage-payment-calculator.html): Calculate exact monthly mortgage principal & interest (P&I), property taxes, home insurance, HOA dues, PMI cutoff, and lifetime interest.
- [Rental Property Cash Flow, Cap Rate & Cash-on-Cash ROI Calculator](https://figurequick.com/rental-property-roi-calculator.html): Analyze investment properties with exact Net Operating Income (NOI), Cap Rate, DSCR, Vacancy & Maintenance reserves, and Cash-on-Cash ROI.
- [Mortgage Refinance Break-Even & Interest Savings Calculator](https://figurequick.com/mortgage-refinance-calculator.html): See your exact monthly payment drop, closing cost break-even month, and net lifetime interest savings from refinancing your mortgage.
- [House Flipping ARV, 70% Rule & Rehab Profit Calculator](https://figurequick.com/house-flipping-calculator.html): Calculate Maximum Allowable Offer (70% Rule), hard-money financing costs, rehab budget, agent selling fees, and net house flip ROI.

### 2. Small Business Finance
- [SBA 7(a) & Small Business Loan Payment Calculator](https://figurequick.com/sba-business-loan-calculator.html): Calculate monthly commercial loan payments, SBA origination fees, net disbursed capital, and interest saved with extra principal payments.
- [Business Break-Even Point & Target Profit Calculator](https://figurequick.com/business-breakeven-calculator.html): Find the exact monthly unit sales and gross revenue needed to cover fixed overhead and hit your target monthly net profit.
- [Small Business Valuation Calculator (SDE & EBITDA Multiples)](https://figurequick.com/business-valuation-calculator.html): Estimate your company's fair market sale price using Seller's Discretionary Earnings (SDE), owner add-backs, and industry multiples.
- [Stripe Card & Invoice Fee Calculator](https://figurequick.com/stripe-fee-calculator.html): Calculate exact Stripe processing fees (2.9% + $0.30), international card surcharges, and reverse invoice amounts to net 100% of your payout.
- [Square POS & Online Processing Fee Calculator](https://figurequick.com/square-fee-calculator.html): Calculate Square payment processing fees for online orders (2.9% + $0.30), in-person POS taps, and invoices, plus your exact net profit margin.
- [Stripe vs PayPal Business Fee Calculator](https://figurequick.com/stripe-vs-paypal-calculator.html): Compare Stripe (2.9% + $0.30) vs PayPal (3.49% + $0.49) side-by-side on your exact order size, volume, and international sales.
- [Stripe vs Square Fee Comparison Calculator](https://figurequick.com/stripe-vs-square-calculator.html): Side-by-side payment fee calculator comparing Stripe and Square across online checkouts, invoices, and international cards.
- [International Card & FX Fee Calculator](https://figurequick.com/international-payment-fee-calculator.html): Calculate hidden cross-border card fees (+1.5%) and currency conversion markups (1%–4%) on Stripe, PayPal, and global gateways.

### 3. Insurance
- [Term Life Insurance Coverage Calculator (DIME Method)](https://figurequick.com/life-insurance-calculator.html): Calculate your exact life insurance protection gap using the financial-planner DIME formula (Debt, Income, Mortgage, Education minus Assets).
- [Homeowners Insurance Rebuild Cost & 80% Rule Calculator](https://figurequick.com/homeowners-insurance-calculator.html): Estimate Dwelling Coverage A rebuild cost, Personal Property Coverage C, Loss of Use, and the 80% co-insurance threshold.
- [Auto & Home Insurance Deductible Break-Even Calculator](https://figurequick.com/insurance-deductible-calculator.html): Compare low vs high insurance deductibles to see how many claim-free months it takes for premium savings to cover the added risk.

### 4. E-Commerce & Seller Tools
- [E-Commerce Break-Even ROAS, CPA & LTV Ad Profit Calculator](https://figurequick.com/ecommerce-roas-calculator.html): Calculate your exact Break-Even Return on Ad Spend (ROAS), Maximum Cost Per Acquisition (CPA), Day-1 net profit, and 90-day LTV profit.
- [Shopify Fee & Profit Margin Calculator](https://figurequick.com/shopify-fee-calculator.html): Calculate Shopify Payments fees, third-party gateway penalties, COGS, and net profit margin per order across Basic, Shopify, and Advanced plans.
- [Etsy Fee & Profit Margin Calculator](https://figurequick.com/etsy-fee-calculator.html): See your true Etsy take-home profit after the $0.20 listing fee, 6.5% transaction fee, 3% + $0.25 Etsy Payments fee, and Offsite Ads.
- [Amazon Referral & Fulfillment Fee Calculator](https://figurequick.com/amazon-fba-fee-calculator.html): Calculate Amazon's 15% referral fee, per-unit fulfillment costs, COGS, and net ROI before launching or repricing your product.
- [eBay Final Value Fee & Profit Calculator](https://figurequick.com/ebay-fee-calculator.html): Calculate eBay's 13.25% + $0.40 Final Value Fee, shipping cost impact, and exact net payout per sale.
- [TikTok Shop Seller Fee Calculator](https://figurequick.com/tiktok-shop-fee-calculator.html): Calculate TikTok Shop's 8% referral fee, creator affiliate commissions, shipping costs, and net profit per order.
- [Gumroad Fee & Take-Home Calculator](https://figurequick.com/gumroad-fee-calculator.html): See exactly how much Gumroad takes (10% + 2.9% + $0.30) and how much you save by switching to a lower-fee digital checkout.
- [Lemon Squeezy Fee & Margin Calculator](https://figurequick.com/lemonsqueezy-fee-calculator.html): Calculate Lemon Squeezy's 5% + $0.50 Merchant of Record fee and compare your net digital product revenue against Gumroad and Stripe.
- [Shopify vs Etsy Fee & Profit Comparison](https://figurequick.com/shopify-vs-etsy-calculator.html): Find the exact monthly sales volume where Shopify's 0% commission beats Etsy's 6.5% transaction fee + payment fees.
- [Shopify vs Amazon Profit Margin Calculator](https://figurequick.com/shopify-vs-amazon-calculator.html): Compare keeping 97% of your revenue on Shopify vs paying Amazon's 15% referral fee on every order.
- [Shopify vs TikTok Shop Margin Comparison](https://figurequick.com/shopify-vs-tiktok-shop-calculator.html): Compare TikTok Shop's 8% referral fee against Shopify's 2.9% + $0.30 rate and calculate your blended social commerce margin.
- [Etsy vs eBay Fee & Profit Calculator](https://figurequick.com/etsy-vs-ebay-calculator.html): Compare Etsy's 9.5% combined fee vs eBay's 13.25% Final Value Fee side-by-side on your item price and shipping cost.
- [Amazon vs eBay Seller Fee Calculator](https://figurequick.com/amazon-vs-ebay-calculator.html): Calculate and compare Amazon's 15% referral fee against eBay's 13.25% Final Value Fee to see where your product nets higher profit.
- [Gumroad vs Lemon Squeezy Fee Calculator](https://figurequick.com/gumroad-vs-lemonsqueezy-calculator.html): See how much Gumroad's 10% + processing fee costs you per year compared to Lemon Squeezy's 5% + $0.50 flat rate.
- [Gumroad vs Shopify Profit Calculator](https://figurequick.com/gumroad-vs-shopify-calculator.html): Calculate how much you save moving digital products or merch from Gumroad (12.9% fee) to Shopify (2.9% fee).
- [E-Commerce Net Profit Margin Calculator](https://figurequick.com/ecommerce-profit-margin-calculator.html): Calculate gross margin, net profit margin, COGS, shipping cost, and payment processing fees across 10 major platforms.
- [All-in-One Marketplace Fee Comparison](https://figurequick.com/marketplace-fee-comparison-chart.html): Interactive side-by-side fee calculator comparing Shopify, Etsy, Amazon, eBay, TikTok Shop, Stripe, PayPal, Square, Gumroad, and Lemon Squeezy.
- [Digital Product Fee & Revenue Calculator](https://figurequick.com/digital-product-profit-calculator.html): Calculate net revenue on ebooks, Notion templates, SaaS boilerplates, and online courses across Lemon Squeezy, Gumroad, Shopify, and Stripe.

### 5. Freelancer & Gig Work
- [Freelance Minimum Billable Hourly & Day Rate Calculator](https://figurequick.com/freelance-hourly-rate-calculator.html): Calculate the exact hourly rate and 8-hour day rate required to hit your target take-home income after 15.3% SE taxes, overhead, and unpaid PTO.
- [1099 Independent Contractor vs W-2 Salary Calculator](https://figurequick.com/1099-vs-w2-calculator.html): Compare a W-2 salary (with health benefits, 401k match, PTO, and employer FICA) against a 1099 hourly rate (with write-offs and QBI deduction).
- [Uber, Lyft & DoorDash True Net Hourly Profit & Mileage Calculator](https://figurequick.com/gig-driver-profit-calculator.html): Calculate your real gig driving hourly wage after gas, vehicle maintenance/depreciation, and the $0.67/mile IRS mileage tax deduction.
- [Reverse Client Invoice Fee Calculator](https://figurequick.com/reverse-invoice-fee-calculator.html): Need to receive an exact net payout after Stripe or PayPal fees? Calculate the exact gross invoice amount to pass processing fees to your client.
- [PayPal Goods & Services / Invoice Fee Calculator](https://figurequick.com/paypal-fee-calculator.html): Instant PayPal fee calculator for Goods & Services (3.49% + $0.49), client invoicing, international fees, and reverse fee calculations.
- [PayPal vs Square Invoice Fee Calculator](https://figurequick.com/paypal-vs-square-calculator.html): See how much freelancers and agencies save switching from PayPal's 3.49% + $0.49 rate to Square's 2.9% + $0.30 invoicing fee.

### 6. Construction & Home Improvement
- [Concrete Slab Cubic Yards, 80-lb Bags & Cost Calculator](https://figurequick.com/concrete-calculator.html): Calculate exact cubic yards of ready-mix concrete, 80-lb vs 60-lb premix bags, waste factor, and turnkey slab finishing cost.
- [Roofing Squares, Pitch Multiplier & Shingle Bundle Calculator](https://figurequick.com/roofing-calculator.html): Convert house footprint sq ft into sloped roof area, roofing squares (100 sq ft), shingle bundles (3/sq), and full roof replacement cost.
- [Flooring, LVP & Tile Square Footage + Box Waste Calculator](https://figurequick.com/flooring-tile-calculator.html): Calculate net room sq ft, pattern/cut waste allowance, exact full cartons to purchase, and total material + installation labor cost.

### 7. Tax & S-Corp Strategy
- [LLC vs S-Corp Self-Employment Tax Savings Calculator (2026)](https://figurequick.com/llc-vs-scorp-tax-calculator.html): See how much 15.3% FICA tax you save each year by splitting business profit into a reasonable W-2 S-Corp salary and K-1 distributions.
- [1099 Self-Employment & Quarterly Estimated Tax Calculator (2026)](https://figurequick.com/self-employment-tax-calculator.html): Calculate Schedule C net profit, 15.3% SE tax, 50% SE tax deduction, 20% QBI deduction, and exact IRS 1040-ES quarterly payments.
- [Short-Term vs Long-Term Capital Gains Tax Calculator (2026)](https://figurequick.com/capital-gains-tax-calculator.html): Calculate federal (0%, 15%, 20% + 3.8% NIIT) and state capital gains taxes on stocks, crypto, or real estate—and see savings from holding >1 year.

### 8. Personal Finance & Retirement
- [FIRE Retirement Number, Coast FIRE & 4% Rule Calculator](https://figurequick.com/fire-retirement-calculator.html): Calculate your exact Financial Independence (FIRE) portfolio target, years until work is optional, and safe monthly withdrawal income.
- [401(k) Retirement Growth & Employer Match Calculator](https://figurequick.com/401k-calculator.html): Project your 401(k) nest egg at retirement and see how much free wealth your employer's matching contribution compounds into.
- [Debt Snowball & Avalanche Payoff + Interest Savings Calculator](https://figurequick.com/debt-payoff-calculator.html): See how many months and thousands of dollars in interest you save by adding an extra monthly principal payment to credit cards or loans.

### 9. Investing & Wealth
- [Compound Interest, Monthly DCA & Inflation Calculator](https://figurequick.com/compound-interest-calculator.html): Calculate future portfolio value with monthly contributions, daily/monthly compounding, and inflation-adjusted real purchasing power.
- [Dividend Reinvestment (DRIP) & Passive Income Calculator](https://figurequick.com/dividend-drip-calculator.html): Project your future monthly dividend income stream, Yield on Cost, and portfolio value with automatic dividend reinvestment.
- [Investment CAGR, Rule of 72 & DCA Average-Down Calculator](https://figurequick.com/cagr-investment-calculator.html): Calculate Compound Annual Growth Rate (CAGR), total return multiple, doubling time, and cost-basis reduction from buying dips.

### 10. Health & Fitness
- [TDEE, BMR & Calorie Deficit Weight Loss Calculator (Mifflin-St Jeor)](https://figurequick.com/tdee-calorie-calculator.html): Calculate your exact Total Daily Energy Expenditure (TDEE), Resting BMR, daily macro targets, and 12-week projected weight change.
- [Bodybuilding & Fitness Macro Split Calculator (Per Day & Per Meal)](https://figurequick.com/macro-calculator.html): Calculate exact grams of Protein, Carbohydrates, and Healthy Fats per day and per meal for cutting, recomposition, or lean bulking.
- [One-Rep Max (1RM) Bench, Squat & Deadlift Percentage Calculator](https://figurequick.com/one-rep-max-calculator.html): Estimate your true 1-Rep Max and full 70%–95% working weight chart using the combined Epley and Brzycki strength equations.

### 11. Auto Loan & Lease
- [Auto Loan Payment, Trade-In Equity & Sales Tax Calculator](https://figurequick.com/auto-loan-calculator.html): Calculate your exact monthly car payment factoring in cash down, trade-in payoff equity, state sales tax credit, and loan APR.
- [Car Lease vs Buy Total 3-Year Net Cost Calculator](https://figurequick.com/auto-lease-vs-buy-calculator.html): Compare the true 36-month net cost of leasing (with $0 ending equity) against buying and building resale equity.
- [Auto Loan Refinance & Interest Savings Calculator](https://figurequick.com/auto-refinance-calculator.html): See how much your monthly car payment drops and how much total interest you save by refinancing a high-APR dealership loan.