E-Commerce Net Margin & Inventory Excel Spreadsheets
Stop guessing your true SKU profits. Calculate Amazon FBA size tiers, Shopify Payments processing fees, returns write-offs, and blended ad spend in native Microsoft Excel.
Our E-Commerce Excel spreadsheets compute exact unit economics for online sellers, factoring landed COGS (ocean freight, tariffs, 3PL prep), marketplace commissions, FBA pick-and-pack size tier fees, customer return depreciation, and blended advertising spend (TACoS).

Amazon FBA size tier fees, Shopify Payments, marketplace commissions, and blended ad spend.

Live stock levels from one movement log, safety stock and reorder point alerts, and a supplier directory.

Aisle, shelf and bin location manager with barcode scanner column support and receiving log.

Spread each shipment's freight, duty, tariffs, MPF/HMF and fees across its SKUs by value, weight or CBM and get a landed cost per unit.

Track boxes, mailers, labels and wrap with reorder points, a peak-season multiplier, price breaks and a carton-fit cost optimizer.

Hardware register with warranty and refresh dates, SaaS renewals with notice deadlines, seat utilization and equipment return tracking.

Paste search-term report rows: ACOS, ROAS and conversion per term, harvest and negate flags, capped suggested bids and monthly TACoS.

Track each used vehicle's acquisition cost, recon spend, floorplan interest, curtailment due dates, days in stock and front gross.

Multi-channel margin, Amazon PPC bids, influencer ROAS, email/SMS metrics, SEO planning and a wholesale line sheet in one Excel pack.

Reorder points, BOM costing, purchase orders, supplier scorecards, warehouse receiving and landed cost in one macro-free Excel pack.
E-Commerce, Amazon & Multi-Channel Retail Excel FAQ
How does the Amazon FBA fee engine work?
It includes an automated dimension and weight lookup table that classifies your product package into standard, large, or oversize tiers and outputs the exact Amazon fulfillment fee.
Does it support FIFO inventory accounting?
Yes, our specialized COGS ledger supports first-in, first-out (FIFO) lot matching, landed duty additions, and supplier freight allocations.