Ecommerce Tools
Seller math: marketplace fees, profit, margin and shipping calculators for Amazon, Etsy, eBay and more.
Amazon FBA Fee Calculator
Estimate Amazon FBA profit per unit. Enter price, product cost, referral fee and fulfillment fee to see net proceeds, profit and margin.
Average Order Value Calculator
Calculate average order value fast. Enter total revenue and number of orders to get AOV, plus revenue per visitor when you add traffic.
Average Order Value Calculator
Calculate average order value from revenue and order count, then reverse it to project the revenue a target AOV and order volume would bring in.
Box Fill Calculator
Calculate how many small items fit in a box. Enter box and item sizes to get items per length, width and height and the total grid pack count.
Break-Even ROAS Calculator
Find the break-even ROAS and ACoS for your ads from your gross margin. Add a target profit margin to get the ROAS you need to stay profitable.
Bundle Pricing Calculator
Price a product bundle in seconds. Add items and a discount to see the bundle price, the customer saving, and profit when you enter unit costs.
Cart Abandonment Rate Calculator
Calculate your shopping cart abandonment rate from carts created and completed purchases. See the abandonment rate, completion rate and carts lost.
Container Load Calculator
See how many units fit in a 20ft, 40ft or 40ft high cube container. Enter unit volume and packing efficiency to get usable volume and unit count.
Customer Acquisition Cost Calculator
Calculate customer acquisition cost from your sales and marketing spend and new customers, then add lifetime value to see your LTV to CAC ratio.
Customer Lifetime Value Calculator
Calculate customer lifetime value from average order value, purchase frequency and customer lifespan, with an optional gross margin for profit-based LTV.
Dimensional Weight Calculator
Find dimensional weight and billable weight for any parcel. Enter length, width, height and actual weight to see DIM weight and what carriers bill.
Discount Chain Calculator
Apply stacked or sequential discounts to a price and see the real total. Stacking 20% then 10% is 28% off, not 30%. Free, accurate and private.
Discount ROI Calculator
See if a sale actually makes money. Compare profit with and without a discount and find the unit volume your promo must hit to break even.
eBay Fee Calculator
Calculate eBay seller fees and profit. Enter your item price, shipping and cost to see the final value fee, net proceeds and margin instantly.
Etsy Fee Calculator
Work out Etsy seller fees, net proceeds and profit. Enter your price, shipping and item cost to see listing, transaction and payment processing fees.
Freight Class Calculator
Estimate NMFC freight class from shipment density. Enter weight and box dimensions to get cubic feet, density and the matching LTL class.
Girth Calculator
Calculate package girth and length plus girth to check carrier size limits. Enter length, width and height to see if a parcel is within the limit.
Inventory Turnover Calculator
Calculate your inventory turnover ratio and days inventory outstanding. Enter COGS and average inventory to see how fast your stock sells.
Marketplace Fee Comparison
Compare seller fees and net payout across Etsy, eBay, Amazon and Shopify for one sale. Enter price, shipping and cost to see which marketplace pays you most.
Pallet Calculator
Calculate how many boxes fit on a pallet. Enter box and pallet size plus a stack height to get boxes per layer, layers and total boxes.
PayPal Fee Calculator
Calculate PayPal fees and your net payout, or work out what to charge so you receive an exact amount. Editable fee percent and fixed fee.
Print on Demand Profit Calculator
Work out your real print on demand profit per sale. Enter price, base cost, platform and payment fees to see profit, margin and break-even price.
Product Margin Calculator
Work out the true net margin on a product after cost, shipping and marketplace fees. Enter your numbers to see profit, margin and markup instantly.
Reorder Point Calculator
Find the inventory level that should trigger a new order. Enter daily demand, lead time and safety stock to get your reorder point in seconds.
Return on Ad Spend Calculator
Calculate return on ad spend from revenue and ad spend. See ROAS as a ratio, and add your gross margin to find the break-even ROAS you need to profit.
Shipping Cost Calculator
Estimate parcel shipping cost using actual and dimensional weight. Enter size, weight and your carrier rates to see the billable weight and total.
Shopify Profit Calculator
Work out your real Shopify profit per order. Enter price, product cost, shipping and payment fees to see net profit and margin instantly.
Stripe Fee Calculator
Calculate Stripe processing fees and your net payout. Enter a charge to see the fee, or gross up to net an exact amount. Editable rate and fixed fee.