Invoice terms & late-fee clause generator

Fill in your payment terms and the tool writes a professional clause you can paste straight into any invoice or contract.

Payment due

Currency

Late-fee type

Monthly interest (%)

Compounding interest

Grace period (days)

Your business name (optional)

Runs entirely in your browser. Nothing is uploaded or stored.

How it works

STEP 1

Choose the due-date window (Net 15, 30, 45, 60, or custom days) and your preferred currency.

STEP 2

Pick a flat fee or a monthly interest rate, and optionally add a grace period before the fee kicks in.

STEP 3

Click Copy — the ready-to-use legal-style text is on your clipboard, ready to paste into any invoice or contract.