What it helps you decide
Find revenue, profit, unit-sales leaders, slow movers, and dead stock.
Sales analysis
See the revenue leader, profit leader, and inventory laggards.
Compare product units, revenue, gross profit, margin, and unsold inventory so the loudest bestseller does not hide a more valuable SKU.
Start with the example
The values already filled in are a working example—not a recommendation.
- 1Choose the closest starting point.
- 2Replace the example with your real details.
- 3Read the live result and its important limits.
Your numbers
Product sales and inventory
Use the filled example first. Then replace each field with a measured value or your best current estimate.
Step 1Answer one question at a time. Your example values stay available.
Important limit
Use comparable time periods and complete costs.
New, seasonal, frequently stocked-out, bundled, wholesale-only, or discontinued products need context. Include discounts, returns, channel fees, spoilage, advertising, labor, and inventory age before changing assortment.
About this free sales & demand tool
How to use the Best-Selling Product Analyzer
Find revenue, profit, unit-sales leaders, slow movers, and dead stock. The calculator runs privately in your browser and is designed to make the assumptions behind the answer visible.
What to have ready
Use a clean sales history, note promotions or stockouts, and separate unusual events from demand you reasonably expect to repeat.
Key inputs: SKU entries.
How to use the result
Use the forecast as a planning range, then adjust for inventory on hand, lead time, shelf life, capacity, and the cost of being over or under stock.
Ready for the connected version?
Turn the calculation into a repeatable workflow.
Batch Scale connects recipes, materials, costs, inventory, production, sales, and your storefront in one workspace.