Every calculator an ecommerce buyer actually needs.

How much ecommerce business can you afford with an SBA 7(a) loan, given your down payment and cash flow.

Monthly payments, DSCR, and break-even for SBA, seller-financed, or blended acquisition loans.

Does this deal service its debt? Compute DSCR from TTM NOI, purchase price, down payment, and SBA 7(a) terms.

Buyer equity, seller-note substitution, closing costs, and working-capital reserve — the real cash to close an SBA deal.

Side-by-side total cost, monthly payment, and speed-to-close for SBA 7(a) versus a seller-financed acquisition.

Estimate what an ecommerce business is worth using revenue and profit multiples by category.

Compute Seller's Discretionary Earnings from net income + owner comp + one-time expenses.

Revenue + SDE multiples benchmarked by platform with a live "at market / above / below" verdict.

12-month monthly cash flow projection with a minimum-cash-month stress point; complements DSCR.

IRR + equity multiple + year-by-year FCF net of SBA debt service, with 3/5/7-year exit scenarios.

Total seller consideration across cash at close + 3-year earnout with SDE threshold and target.

Quality-adjusted SDE multiple range for Shopify-native brands, factoring in organic traffic, repeat rate, and tenure.

SKU-level contribution margin after FBA + referral + ads, with a fee-hike sensitivity panel.

Customer lifetime value, LTV:CAC ratio, and CAC payback with a healthy / marginal / broken verdict.

MRR × ARR multiple + Rule of 40 + churn verdict for subscription commerce businesses.

Reorder point, target PO size, peak + average cash tied up in inventory, and annual carrying cost.

Inventory + operating reserve + AR − AP with a "size the SBA working-capital tranche" readout.

Monthly revenue + order count to cover fixed costs + debt service, with a margin-of-safety verdict vs current topline.

Interactive checklist covering financials, ops, legal, and technical verification.