Business calculators.

Margin, markup and gross profit in one place.

Convert cost into selling price with markup math.

Set a price that respects fees, cost and target margin.

Estimate real profit after fees, shipping, and ad spend.

Model Etsy fees, shipping, and true margin.

Plan product margin after store fees and traffic costs.

See the number of units and revenue required.

Monthly payment, interest, payoff date and schedule.

Estimate mortgage payments from home price and term.

Plan business loan payments and interest.

Track payoff time and interest with extra payments.

50-state sales tax for U.S. business use cases.

Add or extract Canadian GST/HST.

Model Quebec tax for quotes and invoices.

Add or extract UK VAT.

Calculate Australian GST from base or total.

Estimate tax for self-employed income.

Estimate federal income tax and self-employment tax on 1099 income.

Convert income goals into an hourly rate.

Price contractor work with taxes and utilization.

Convert hourly pay into annual compensation.

Estimate launch budget and runway needs.

Investments, contributions and growth curves.

Calculate PayPal fees and the amount to charge so you receive what you need.

Calculate Stripe processing fees and gross-up amounts for any transaction.

Estimate eBay final value fees, payment fees, and real profit per sale.