Small Business & Ecommerce Calculators
Shopify profit, Amazon FBA, Etsy seller, eBay seller fees, wholesale pricing, landed cost, NPS impact, ad spend, CPA, CLV, pricing strategy, and inventory reorder calculators.
12 calculators available
Shopify Profit Calculator
Calculate net profit from your Shopify store after subscription fees, payment processing, product costs, and shipping using 2026 Shopify plan pricing.
Use CalculatorAmazon FBA Fee Calculator
Estimate Amazon FBA fees including referral fees, fulfillment costs, and storage charges per unit using the 2026 fee schedule effective January 15, 2026.
Use CalculatorBreak-Even Ad Spend Calculator
Calculate the maximum cost per acquisition and minimum ROAS needed to break even on paid advertising campaigns.
Use CalculatorCost Per Acquisition Calculator
Calculate and compare CPA across multiple advertising channels to identify your most cost-effective marketing spend.
Use CalculatorCustomer Lifetime Value Calculator
Calculate customer lifetime value (CLV) from order value, purchase frequency, and retention to determine sustainable acquisition budgets.
Use CalculatorPricing Strategy Calculator
Compare cost-plus, target margin, competitive, and value-based pricing strategies side by side to find the optimal price for your product.
Use CalculatorInventory Reorder Point Calculator
Calculate reorder points, safety stock levels, and economic order quantity (EOQ) to prevent stockouts and optimize inventory costs.
Use CalculatorEtsy Seller Profit Calculator
Calculate net profit per item after 2026 Etsy fees including listing fee, 6.5% transaction fee, payment processing, regulatory operating fee, and Offsite Ads.
Use CalculatoreBay Seller Fee Calculator
Calculate eBay final value fees, per-order fees, international fees, promoted listing costs, and net payout by category using 2026 Managed Payments rates.
Use CalculatorWholesale Price Calculator
Calculate wholesale price from product cost, set suggested MSRP with retail markup, keystone pricing, MAP pricing, and minimum order economics.
Use CalculatorProduct Landed Cost Calculator
Calculate per-unit landed cost from factory price, international freight, import duties, customs brokerage, insurance, inspection, and domestic drayage for importers.
Use CalculatorNet Promoter Score (NPS) Impact Calculator
Model the revenue impact of your NPS score through estimated churn rates, referral revenue, and customer lifetime value using 2026 industry benchmarks.
Use CalculatorSmall business owners and e-commerce sellers operate in competitive markets where thin margins require precise calculations. From Shopify profit margins and Amazon FBA fees to Etsy pricing strategies and eBay seller costs, understanding your true profitability across platforms is essential. Our small business and e-commerce calculators help entrepreneurs price products competitively while maintaining healthy margins in multi-channel retail environments.
Why Use Our Small Business & Ecommerce Calculators
E-commerce platforms have complex fee structures that vary by product category, selling price, and fulfillment method. Amazon FBA charges referral fees (8-15%), fulfillment fees by weight/dimension, and storage fees. Shopify has subscription costs plus payment processing. Etsy charges listing fees, transaction fees, and payment processing. Our calculators break down all these costs to show true profit per platform.
Who Are These Calculators For?
- Amazon FBA sellers calculating true product profitability
- Shopify store owners optimizing pricing and margins
- Etsy sellers understanding fee structures and pricing
- eBay sellers comparing auction vs fixed-price strategies
- Multi-channel retailers optimizing platform selection
Key Features
- Amazon FBA profit calculator with referral and fulfillment fees
- Shopify profit calculator with subscription and processing costs
- Etsy seller fee calculator with listing and transaction costs
- eBay seller calculator with insertion and final value fees
- Multi-channel profitability comparison tools
How to Choose the Right Calculator
For Amazon selling, use the FBA Calculator to understand referral fees, fulfillment costs, and storage fees by product size tier. Shopify sellers need the Profit Calculator that factors in monthly subscription and payment processing. Etsy sellers should start with the Fee Calculator showing listing, transaction, and payment costs. Compare platforms using the Multi-Channel Profit Comparison.
Frequently Asked Questions
What are typical Amazon FBA fees in 2026?
Referral fees: 8-15% depending on category. Fulfillment fees: $3.22-$6.10+ based on size/weight. Storage fees: $0.87-$2.40/cubic foot monthly (higher Oct-Dec). Long-term storage fees apply after 365 days. Our calculator includes all these fees plus return processing costs.
How much does Shopify really cost?
Basic: $39/month. Shopify: $105/month. Advanced: $399/month. Plus: $2,000+/month. Payment processing: 2.9% + 30¢ (Basic), 2.6% + 30¢ (Shopify), 2.4% + 30¢ (Advanced). Additional costs: apps, themes, domain. Our calculator includes subscription + processing + estimated app costs.
Do you store my sales or product data?
No. All calculations run entirely in your browser. We do not collect, transmit, or store any product information, pricing, sales data, or business details. Your e-commerce information remains private.
Disclaimer
Small business and e-commerce calculators provide estimates based on 2026 platform fee schedules and the inputs you provide. Platform fees, shipping rates, and processing costs change periodically. These tools are for planning and analysis purposes. Verify current fees with platform seller central and consult with an e-commerce consultant or accountant for comprehensive business planning.