Free tools
Calculators and templates, all free
The sums every reseller does on the back of an envelope, done properly. Nothing to sign up for, nothing held back.
Free, no sign-up
eBay profit calculator
What a sale really made after fees, postage and what the item cost you. Private and business seller fees handled.
Open itFree, no sign-up
Vinted profit calculator
Vinted takes nothing from sellers, but the price still is not the profit. Cost, postage and the rest, worked out.
Open itFree, no sign-up
Listing price calculator
Work backwards: tell it what you paid and the profit you want, and it tells you what to list at. Break-even shown too.
Open itFree estimate, not advice
UK reselling tax estimator
Roughly what you would owe on your reselling profit, including the £1,000 trading allowance and your day job's salary.
Open itFree, no email needed
Free spreadsheet templates
Order and expense trackers in Excel and CSV. The Excel one works the profit out for you and totals itself.
Open it
These are the jobs Reseller OS does on its own once you are set up: fees applied to every sale, the year's figures kept straight as you go, and your orders filed from your inbox without typing. Get it free in beta