No signup, no email required, no catch. These are the calculations every Shopify seller ends up doing by hand — so we built them properly and made them free.
What do you actually keep on an order? Enter price, cost and fees — see real profit after payment fees and COGS, before the surprises.
Open the tool → DeductionsType any business expense — Meta ads, Alibaba inventory, 3PL fees, a laptop — and see whether it's deductible and the IRS code section behind it.
Open the tool → Unit costTurn what you paid for bulk materials into the true cost to make one unit — the number every other margin calculation depends on.
Open the tool → Sales taxA quick, educational gut-check on whether your sales into a state may have crossed its economic sales-tax nexus threshold.
Open the tool →Per-order profit after fees and COGS, the IRS code behind every expense, a P&L that reconciles, and multi-state nexus tracking — built only for Shopify sellers.
See how it works