Finance
Invoice Calculator
Calculate invoice subtotal, discounts, additional charges and total amount.
Tool
Calculate invoice subtotal, discounts, additional charges and total amount.
This tool runs in your browser. Your input is processed locally and is not uploaded.
About this Tool
Use this free invoice calculator to total quantities and unit prices, then apply optional discounts, shipping or other charges. It does not calculate jurisdiction-specific taxes.
Examples
- 3 hours at 100 plus 50 expenses
- 10 units at 25 with a 10 discount amount
- Two line items plus 20 shipping
Frequently Asked Questions
What does the Invoice Calculator calculate?
It builds an invoice total from line items and adjustments.
What can affect the result?
Use values from a consistent accounting period and classification. Results are planning aids and do not apply jurisdiction-specific accounting or tax rules.
Does this calculator provide financial advice?
No. It provides a mathematical estimate based on the values entered and is not financial, investment, lending, accounting or tax advice.