Free tools for your store
The numbers and texts you need between two orders: what PayPal keeps, what the VAT is, what an order really leaves, and a return policy to paste. No signup.
Calculators and generators
PayPal fees
PayPal fee calculator: what you actually receive
Free PayPal fee calculator with 2026 rates: 3.49% + $0.49 (US) and 2.99% + €0.39 (Germany), international fees included, plus what to charge.
Open the tool →VAT calculator
VAT calculator: add or remove VAT
Free VAT calculator: add VAT to a net price or remove it from a gross price, at 20%, 19%, 21%, 7% or any rate. With the formulas.
Open the tool →Profit margin
Profit margin calculator for online stores
Free profit margin calculator for ecommerce: real profit per order after product cost, shipping, fees, ads and returns. With markup and break-even ROAS.
Open the tool →Return policy
Return policy generator for online stores
Free return and refund policy generator for Shopify: pick your window, shipping and refund rules, copy a ready policy. US and EU/UK, with an example.
Open the tool →Support costs
Customer service cost calculator: what your support really costs
Free calculator for online stores: what your support tickets cost per month, per ticket and per year, from staff time, hourly cost and ticket mix.
Open the tool →