calculatorInvoice & Quote Total
Add line items with quantity and unit price — each amount, the net subtotal, tax and the invoice total update as you type. Apply an overall discount for quotes.
Inputs
Units & format
Number format
Currency
Date format
Does this result look right?
How It Works
total = subtotal * (1 - discount / 100) * (1 + taxRate / 100)
taxRate = 20 · discount = 0
Live — recalculated with your numbers
Frequently Asked Questions
No — the maths runs entirely in your browser. Line items are never sent to a server.
Before. The overall discount reduces the net subtotal, and tax is charged on the discounted amount — the usual invoicing convention.
Version History (1 version)
- v1 7 Jul 2026
Sign in to join the discussion.
No comments yet — start the conversation.