Calculators for online sellers
Money math for people who sell things online. Fees, margins, pricing — no fluff, just the numbers.
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Platform fees
- Depop fee calculatorSee your real Depop payout after payment processing. Enter a sale price, shipping and item cost to get your profit and margin.
- eBay fee calculatorEnter your eBay sale price and shipping to see the final value fee, the per-order fee, and what actually reaches your account.
- Etsy fee calculatorEtsy charges a listing fee, a transaction fee, and payment processing — this calculator stacks all three so you see what a sale really costs.
- Mercari fee calculatorEnter your Mercari sale price and see the payout after the 10% selling fee, plus profit and margin if you add your cost.
- PayPal fee calculatorEnter an amount and see what a PayPal Goods & Services payment actually delivers after the 2.99% fee — and what to ask for so you receive a round number.
- Poshmark fee calculatorWork out your exact Poshmark payout after commission. Enter a sale price and see what lands in your account.
- StockX fee calculatorEnter your StockX sale price and see the payout after the transaction fee, payment processing, shipping fee and the $5 minimum — plus your real profit on the flip.
- Stripe fee calculatorEnter a charge amount and see what Stripe's card processing leaves you — and why the fixed 30-ish cents dominates on small payments.
- Vinted fee calculatorVinted charges sellers no fees — the buyer pays a protection fee on top instead. See your payout and understand how the buyer-side fee still affects your pricing.
- Whatnot fee calculatorEnter a Whatnot sale price and see the payout after commission and payment processing — then read why per-item fees matter so much in live selling.
Seller math
- Break-even price calculatorEnter your item cost and your platform's fee percentage. Get the minimum listing price that does not lose money, and the price that hits your target profit.
- Consignment split calculatorEnter the sale price and the store's percentage. See your share, the store's cut, and your actual profit if you add what the item cost you.
- Handmade pricing calculatorPrice handmade work properly: materials plus real labor plus overhead plus platform fees. See the minimum you should charge and what you actually take home.
- Markup calculatorEnter your cost and a markup percentage to get the selling price, profit, and the margin that markup actually produces.
- Profit margin calculatorEnter what an item cost you and what it sold for. Get profit, margin, and markup — and see why margin and markup are not the same number.
- Reseller ROI calculatorEnter what you paid and what you netted after fees. Get ROI, and if you add how long you held the item, an annualized rate that makes flips comparable.
- Reverse fee calculatorYou want a specific amount to land in your account. Enter it plus the fee percentage, and get the price to charge so fees don't eat your target.
- Sales goal calculatorEnter a monthly profit goal, your average sale price, and your typical margin. Get the number of sales that goal actually requires, per month and per week.
- Sell-through rate calculatorListed versus sold, as a percentage. The single most honest number about whether your sourcing matches what buyers actually want.