Make smarter decisions before money moves.
Practical calculators for marketplace fees, seller profit, product pricing, VAT, ROI, advertising and inventory decisions.
Tools for the platforms you already use
Start with your next business question.
Clear inputs, transparent formulas and practical results.
Amazon FBA Fee Calculator
Estimate Amazon FBA selling fees before product and operating costs.
Open calculatorAmazon FBA Profit Calculator
Estimate the profit left from an Amazon FBA sale after referral fees, fulfillment charges, storage, inbound costs, advertising and product costs. Replace every default with the figures shown in Seller Central, your freight invoice and your product cost sheet.
Open calculatorAmazon FBM Profit Calculator
Estimate profit for an Amazon merchant-fulfilled order after referral fees, selling-plan allocation and your own fulfillment costs.
Open calculatorAmazon Pricing Calculator
Calculate a selling price that covers Amazon referral fees, fulfillment and operating costs while preserving a target profit margin.
Open calculatorARR Calculator
Annualize monthly recurring revenue and compare it with the previous ARR to estimate year-over-year growth.
Open calculatorBreak-Even Revenue Calculator
Calculate the sales revenue required to cover fixed costs at a given contribution margin ratio.
Open calculatorOne consistent workflow across 60 calculators.
From marketplace fees to growth metrics, every tool is fast, transparent and private.
60 calculators. No spreadsheet setup.
Use a familiar interface for profit, pricing, tax, ROI and platform fees.
Localized markets
Currency formatting and editable regional defaults.
Private by default
Your figures stay in the browser. No calculation database.
Find tools around how you work.
Less spreadsheet friction. Faster decisions.
“The fee breakdown makes it easier to test pricing before publishing.”
“I can compare margin and ROI scenarios without rebuilding a spreadsheet.”
“Simple inputs, clear formulas and no registration wall.”
Turn the next business question into a clear number.
Explore all 60 calculators for fees, tax, pricing, profit, ROI and growth.