Finance

Build an invoice and download a clean PDF — no account, no upload.

See your monthly payment, total interest, and amortization at a glance.

See your loan payment, total interest, and an amortization schedule.

Solve any percentage question in one place.

See how an investment grows over time with compounding.

Cost, price, margin, markup — fill in any two, get the rest.

Calculate ROI and annualized return for any investment.

Calculate the tip and split the bill.

Add sales tax to an amount, or work out the tax already included in a total.

Find how many units you need to sell to cover costs.

See the final price after a discount, plus how much you save.

Add or remove VAT / sales tax from any amount, at any rate.

Convert salary to hourly rate or hourly rate to salary.