E-Commerce Calculators

Profit Margin

Calculate gross profit margin, markup percentage, and selling price. Converts between margin and markup with f…

COGS Calculator

Calculate your Cost of Goods Sold using the inventory accounting formula. Includes gross profit margin and COG…

Break-Even Point

Find your break-even point in units and revenue from fixed costs, selling price and variable cost per unit.

Amazon FBA

Calculate Amazon FBA fees, net profit, ROI, and margin for any product. Includes referral fees (8-20%), weight…

SaaS LTV:CAC

Calculate customer lifetime value (LTV), customer acquisition cost (CAC), LTV:CAC ratio, payback period, and t…

Payment Fees

Compare Stripe and PayPal transaction fees side by side: exact fee, net amount, effective rate and monthly cos…

ROAS Calculator

Calculate your ROAS and break-even ROAS based on gross margin. Determine if your advertising campaigns are tru…

CAC Calculator

Calculate customer acquisition cost and LTV:CAC ratio. Evaluate the efficiency of your marketing spend and pay…

Margin Calculator

Solve for Gross Margin %, Markup %, Cost, or Revenue — choose what you know and calculate what you need. Free,…

YouTube Revenue

Estimate YouTube AdSense revenue from views, CPM, and RPM. Supports 7 niche CPM presets (gaming to finance), m…

Etsy Fee Calculator

Calculate all Etsy seller fees for any item: listing fee ($0.20), transaction fee (6.5%), payment processing (…

CPM & CPC Calculator

Calculate CPM (cost per mille) and CPC (cost per click) from ad spend, impressions, and clicks. Free, instant,…

Engagement Rate

Calculate engagement rate for Instagram, TikTok, and X with platform-specific formulas. Includes influencer ti…