Calculators, generators, and templates to help you run your online store. Free to use, no signup required.
Crunch the numbers for your business
Calculate Amazon FBA fees for 2026: referral, fulfillment, and storage fees. See your true profit per unit.
CalculatorCalculate average order value instantly — blended AOV and per-channel AOV across Shopee, Lazada, TikTok Shop, Shopify, and Amazon, plus a lift simulator for bundles, free-shipping thresholds, and upsells. 4 presets.
CalculatorFind how many units you need to sell to cover all costs and start making profit, with ecommerce marketplace presets.
CalculatorCalculate shipment volume in cubic metres for sea freight and air cargo. Enter dimensions to get total CBM, container fit, and volumetric weight.
CalculatorCalculate churn rate instantly: customer churn, gross and net revenue churn, retention rate, and implied customer lifespan, shown monthly and annualised. 4 presets for subscription, DTC, and marketplace sellers.
CalculatorCalculate your cost of goods sold instantly. Enter beginning inventory, purchases, and ending inventory to find COGS, gross profit, and margin.
CalculatorWork out how many cartons fit in a 20ft, 40ft or 40ft HC container by size and weight.
CalculatorWork out your contribution margin ratio and margin per unit after variable costs and marketplace fees for Shopee, Lazada, Amazon and more.
CalculatorCalculate CPM (cost per 1,000 impressions) instantly, or solve for impressions or ad budget. Benchmark your CPM against Meta, TikTok, Google, YouTube and Amazon ad ranges.
CalculatorCalculate CAC instantly — blended CAC, paid-only CAC, and per-channel CAC across Meta, Google, TikTok, Shopee, and Lazada ads, with LTV:CAC ratio and max sustainable CAC. 4 presets.
CalculatorCalculate ecommerce CLV instantly — AOV × frequency × lifespan, gross margin, CLV-to-CAC ratio, and payback period. 5 marketplace presets.
CalculatorCalculate your real Depop payout in 2026 — 0% seller fee for US/UK, 10% elsewhere, plus payment processing and Boosted Listings.
CalculatorGet the sale price and savings from any percent off, and see your profit margin after the discount before you run a promotion.
CalculatorWork out net profit per order, margin, break-even ad cost and break-even ROAS for your dropshipping products across Shopify, Shopee, Lazada, TikTok Shop and more.
CalculatorCalculate eBay fees for 2026: final value fee, per-order charges, and international surcharges. See your real profit per sale.
CalculatorCalculate your optimal order quantity to minimise inventory costs. Breakdown of ordering costs, holding costs, and annual savings.
CalculatorCalculate Etsy fees for 2026: listing, transaction, and processing fees. See your true profit per sale.
CalculatorCalculate Facebook Marketplace fees for 2026: see the 10% selling fee on shipped items, shipping costs, and your real profit per sale.
CalculatorCalculate COGS and ending inventory value using the First In, First Out method. Add purchase batches, enter units sold, and see which layers are consumed.
CalculatorCalculate freight density and NMFC class from weight and dimensions. Includes ecommerce presets for Amazon FBA, wholesale, and LTL shipping.
CalculatorMeasure how hard your inventory works. Get gross margin return on investment from your sales, COGS, and average stock at cost.
CalculatorCalculate inventory turnover ratio with days-in-inventory, performance rating, and cash flow impact.
CalculatorCalculate the true landed cost of imported goods. Enter product cost, shipping, duties, and taxes to find your total per-unit cost.
CalculatorCalculate Lazada commission, shipping, and payment fees. Detailed breakdown of platform costs for Singapore sellers.
CalculatorCalculate supply chain lead time with delivery date estimation and visual stage-by-stage breakdown.
CalculatorCalculate markup percentage with margin conversion, pricing formulas, and practical examples.
CalculatorWork out your real Mercari payout in 2026. Models the flat 10% selling fee on item price plus buyer-paid shipping, your label cost, and the optional Instant Pay charge, then shows net profit per sale.
CalculatorFind how many boxes or cartons fit on a pallet. Enter dimensions for boxes per layer, layers, utilisation %, and total weight.
CalculatorWork out your real Poshmark payout in 2026. Models the flat $2.95 fee on sales under $15 and the 20% commission on sales of $15 or more, then shows net profit per sale after your item cost.
CalculatorMeasure how sensitive your sales are to a price change. Get the price elasticity of demand coefficient, an elastic-or-inelastic verdict, and the revenue impact of raising or cutting your price.
CalculatorFind the right selling price from your cost, target margin, and marketplace fees for Shopee, Lazada, Amazon and more.
CalculatorCalculate product profit margins instantly. Analyze profitability with visualization and industry benchmarks.
CalculatorCalculate your exact reorder point with built-in safety stock. Enter daily sales, lead time, and variability for instant results.
CalculatorCalculate Return on Ad Spend (ROAS) instantly — pure ROAS, net ROAS after gross margin, break-even ROAS, profit, and target ROAS guidance. 5 marketplace ad presets.
CalculatorCalculate your optimal safety stock level using the Z-score method. Choose your service level and get instant results.
CalculatorCalculate your sell-through rate instantly. Enter units sold and received to see STR percentage, remaining stock, and performance rating.
CalculatorCalculate 2026 Shopee seller fees across all 8 markets: SG, MY, PH, ID, TH, VN, TW and BR. Official commission, transaction and service fee rates.
CalculatorModel Shopify plan costs (Starter, Basic, Grow, Advanced, Plus), payment processing (2.5–2.9% + $0.30), and third-party gateway surcharges to see your real per-order profit.
CalculatorCalculate Temu seller fees for 2026. Consignment vs semi-managed model, 6 categories, PayPal processing, subscription, shipping & returns.
CalculatorSee your real profit after TikTok Shop referral fees, affiliate commissions, and shipping. Updated for 2026 rates.
CalculatorCalculate volumetric weight for DHL, FedEx, UPS, and air freight. Compare actual vs chargeable weight to estimate shipping costs.
CalculatorWork out your real Whatnot payout in 2026. Models the 8% seller commission (5% electronics, 4% coins), payment processing, and the reduced fee on the portion above $1,500, then shows net profit per sale.
CalculatorCalculate wholesale price from cost and markup, or find the right retail price with margin targets.
CalculatorCreate documents and codes for your store
Generate professional SKU codes in seconds with AI. Smart naming conventions for Shopee, Lazada, and Amazon sellers.
GeneratorCreate professional bills of lading for freight shipments. Free online BOL generator with presets for ocean, air, and truck freight.
GeneratorCreate professional commercial invoices for international shipping. Free template with HS codes, Incoterms, and PDF download.
TemplateCreate professional credit notes for returns, refunds, and adjustments. Free PDF download.
GeneratorCreate professional delivery orders for ecommerce and logistics. Free template with PDF download — no signup required.
TemplateTrack stock levels, costs, and reorder points with an ecommerce-focused inventory spreadsheet. Free CSV download.
TemplateGenerate systematic invoice numbers in sequential, date-based, or custom prefix formats. Copy or download as CSV instantly.
GeneratorCreate professional packing slips for ecommerce orders. Print or download as PDF. Works with any platform.
TemplateGenerate compelling product descriptions with AI. Optimized for marketplace listings.
GeneratorCreate professional proforma invoices for international trade with Incoterms, payment terms, and PDF download.
GeneratorCreate professional purchase orders for suppliers. Free template with ecommerce presets, tax calculation, and PDF download.
TemplateCreate professional price quotations for B2B and wholesale. Free template with PDF download — no signup required.
TemplateCreate and print 4x6 shipping labels for ecommerce orders. Free, instant, works with any thermal printer or A4 paper.
TemplateCreate a clear, ready-to-paste shipping policy for your store or marketplace listings. Channel presets for Shopee, Lazada, TikTok Shop, and multichannel sellers.
GeneratorOneCart connects all your sales channels, syncs inventory in real time, and automates order processing.
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