Free Tools

Free tools for ecommerce operators.

Calculators and generators for the numbers you run a store on: margins, marketplace fees, ad performance, and the odd barcode. All free, no signup, no email required.

Pricing & Margins

Markup CalculatorConvert between cost, markup, margin, and selling price.Profit Margin CalculatorEnter cost and selling price to see profit per item and your margin.Percent Off CalculatorWork out any discount, the amount saved, and the final price.Sales Tax CalculatorAdd sales tax to a subtotal, or strip it back out of a total.Break-Even Point CalculatorFind how many units you must sell to cover your fixed costs.

Marketplace Fees

Shopify Fee CalculatorSee exactly what Shopify takes per sale across every plan and payment method.

Marketing & Ads

ROAS CalculatorMeasure return on ad spend and the break-even ROAS you need to profit.CPM CalculatorWork out cost per thousand impressions, or the spend to reach them.Conversion Rate CalculatorTurn visitors and conversions into a conversion rate instantly.

Loyalty & Retention

Customer Lifetime Value (CLV) CalculatorWork out what the average customer is worth over the whole relationship.Customer Acquisition Cost (CAC) CalculatorAdd up your marketing and sales spend to see what each new customer costs.Google Review CalculatorWork out how many 5-star reviews you need to lift your star rating.Net Promoter Score (NPS) CalculatorTurn promoters, passives and detractors into an NPS score and breakdown.Churn Rate CalculatorMeasure the share of customers lost over a period, and your retention rate.Average Order Value (AOV) CalculatorDivide revenue by orders to see what customers spend per purchase.

Store Operations

Barcode GeneratorGenerate and download UPC, EAN, and Code 128 barcodes for free.