Free calculators for online sellers
Price your stock, check your profit and fees, and keep on top of VAT, mileage and tax. Free tools for people who sell online, with nothing to sign up for.
- Free, no sign-up
- Updates as you type
- Share or bookmark the result
- eBay fees 17%£4.98
- Item and costs 39%£11.20
- Profit 43%£12.32
Pricing and profit
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Profit margin calculator
Profit, margin and markup from a cost and a price, and the price for any target margin.
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Reselling profit calculator
Profit and ROI on a flip after fees and postage, and the most you should pay for it.
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Job lot calculator
Split a bundle's cost across its items by resale value, and see the profit on the lot.
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Sell-through rate calculator
The share of stock that sold, days to clear the rest and stock turnover.
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Break-even calculator
Sales a month to cover your fixed costs, and to reach a profit goal.
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eBay fee calculators
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eBay.com
eBay US fee calculator
Fees, profit, margin and the lowest price that breaks even on eBay.com.
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eBay.co.uk
eBay UK fee calculator
Fees, profit, margin and the lowest price that breaks even on eBay.co.uk.
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eBay.de
eBay Germany fee calculator
Fees, profit, margin and the lowest price that breaks even on eBay.de.
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Tax and admin
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VAT margin scheme calculator
The VAT you owe on second-hand goods under the margin scheme, and how much it saves against the standard scheme.
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VAT calculator
Add VAT to a price or take it out, at your country's rate or any rate.
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VAT threshold checker
How close you are to the VAT or GST registration threshold, and when you would reach it.
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Sales reporting checker
Whether a platform reports your sales to the tax office, and how close you are.
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Mileage allowance calculator
What your business miles are worth at the official rate, such as HMRC's 45p a mile.
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Tax set-aside calculator
How much of your profit to put away for tax each month, by country.
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Comparisons
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Trading allowance vs expenses
UK: the £1,000 trading allowance or your actual expenses, whichever saves more tax.
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Margin vs markup
The difference explained, with a converter and the price for your cost.
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FIFO vs average cost
Cost of goods sold, profit and stock value under FIFO and weighted average.
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Spreadsheet vs ProfitClerk
The hours a spreadsheet costs you, and how ProfitClerk compares.
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Vinted vs eBay fees
What you keep and what the buyer pays on each, for the same item.
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These calculators give estimates from published rates. They are not tax or financial advice.
How ProfitClerk works this out for you
- The free eBay fee and deal calculatorsWork out eBay fees, profit, your break-even price, the price for a target margin and the most you can pay for stock, with ProfitClerk's free calculators.
- How your profit on each sale is calculatedSee how ProfitClerk turns an eBay sale into profit: what the buyer paid, less eBay fees, postage label, packaging, item cost, return postage and refunds.
- What ProfitClerk does and who it is forProfitClerk brings in your eBay orders, real fees, refunds and postage, matches them to what your stock cost, and shows the true profit on every sale.
Stop guessing your profit on every sale
ProfitClerk pulls the real fees from eBay for every order and works out your true profit, stock value and tax figures for you.
Try ProfitClerk