Not for inventory. You can start on the Free plan with no monthly fee; you pay catalog cost on each successful sale plus the platform commission for your plan.

A few minutes: create your account, choose a subdomain, activate catalog products, and connect Stripe for card payments.

CartFlux is a technical platform; for legal and tax obligations in your country we recommend speaking with an accountant.

No. You pick products from the platform catalog (integrated suppliers), list them at your retail price, and promote your store — no own stock.

Stripe processes the payment. CartFlux automatically withholds supplier cost, your plan catalog markup, and the commission %. Only your margin lands in your Stripe Connect account.

Yes, if your margin does not cover withheld amounts. Checkout is blocked if profit would be negative — increase your retail price.

Free: €0/month, catalog cost +€1 vs supplier, 5% commission. Pro: €19/month, +€0.50, 3%. Business: €49/month, supplier price, 1%. Each sale applies catalog cost + commission.

No. Monthly subscription (if not on Free), catalog cost per sale, commission %, and standard Stripe fees are the operational costs we communicate.

The platform applies different markups vs supplier price: Free +€1, Pro +€0.50, Business direct price — reflecting service level.

Yes, on the Business plan. Configure CNAME at your registrar; your store stays available on subdomain.cartflux.eu too.

In Settings you can connect SmartBill and issue an invoice per order to your buyer.

Yes — for products sold that month, noting amounts were already withheld on Stripe checkout, for transparent accounting without double payment.