Profit and US LLC calculators for online sellers

Know if your ecommerce business is profitable before you spend another dollar on ads.

No signup. Enter your real costs and get a clear profit or LLC cost answer in seconds.

Ecommerce Profit Calculator

See profit per order, refund losses, maximum ad cost, and cash held by payment providers.

See profit after Shopify plans, apps, payment fees, returns, and advertising.

Estimate state filing, registered agent, EIN help, tax filing, and yearly renewal costs.

Save your inputs on this device, compare bad-case scenarios, and recheck before changing ad spend, supplier cost, payment provider, or LLC state.

See profit per order, refund losses, maximum ad cost, and cash held by payment providers.

See profit after Shopify plans, apps, payment fees, returns, and advertising.

Estimate state filing, registered agent, EIN help, tax filing, and yearly renewal costs.

Compare setup costs and yearly state fees before choosing where to form your LLC.

Opreaxa turns seller questions into calculators that show the fees, losses, and required selling price behind each decision.

Enter your numbers first. Each tool shows the result, the math, and what to check next.

Calculators include platform fees, returns, payment holds, state fees, and costs paid outside Amazon, Shopify, or TikTok Shop.

Your latest assumptions stay on this device so you can update costs without starting over.