Net Terms Calculator — Net 15, 30, 45, 60
Free net terms calculator for Net 15, Net 30, Net 45, and Net 60 invoice due dates. Browser-only.
A net terms calculator turns payment terms into calendar due dates. Pick Net 15 / 30 / 45 / 60 (or custom days), set the invoice date, and copy a ready-made due-date line for your invoice or AP schedule.
Market reference
| Metric | Range | Note |
|---|---|---|
| Net 15 | +15 days | freelance default |
| Net 30 | +30 days | SMB B2B default |
| Net 45 | +45 days | enterprise |
| Net 60 | +60 days | long-cycle AP |
Interactive example — net terms calculator
- Due date
- Mon, Aug 17, 2026
- Days from invoice
- 30 days
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Frequently asked questions
What is a net terms calculator?
A tool that adds Net 15/30/45/60 days to an invoice date to produce the payment due date.
Which net terms should I use?
Freelancers often use Net 15; SMB B2B defaults to Net 30; enterprise may require Net 45–60.
Can I calculate business-day net terms?
Yes — toggle business days in the calculator if your contract excludes weekends.