Invoice Payment Due Date Calculator
Calculate the payment due date for any invoice date and Net payment terms.
Every AR and AP workflow starts with one question: when is payment actually due? Enter your invoice date and terms below — calendar or business days — and get a copy-ready due date for your invoice or reminder email.
Market reference
| Metric | Range | Note |
|---|---|---|
| Invoice dated | Jul 15, 2026 | example |
| Net 30 due | Aug 14, 2026 | calendar |
| US B2B default | Net 30 | ~60% of invoices |
| State on invoice | required | avoid disputes |
Interactive example — invoice payment due date calculator
- Due date
- Fri, Aug 14, 2026
- Days from invoice
- 30 days
Send invoices with clear due dates
After you calculate the due date, create and send professional invoices in minutes.
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Use our free invoice due date calculator for unlimited scenarios. All calculations run in your browser — no signup, no data upload.
Try free invoice due date calculator →
Frequently asked questions
How do I calculate an invoice payment due date?
Add the Net term days to the invoice date — or use business-day counting if your contract specifies it.
Does the due date start on invoice date or receipt?
Usually invoice date unless your contract says receipt or approval date.
What payment terms should I put on an invoice?
Net 30 is the US default; freelancers often use Net 15 or Net 7 for faster cash.