Inputs

Client Information

Enter client or company name

Unique invoice identifier

Items & Services

Item Description
Quantity
Unit Price
Amount
$2500.00
$500.00

Discount & Tax

%

Apply percentage or fixed discount

%

Enter applicable tax rate

Additional Notes

Results

Total Amount

$2,916.00

Invoice #INV-001 for ABC Company

Invoice Summary

Subtotal (2 items)$3,000.00
Discount Amount-$300.00
Total Before Tax$2,700.00
Tax Amount (8%)$216.00
Total After Tax$2,916.00

Payment Information

Invoice Date6/24/2025
Due Date7/24/2025
Payment TermsNet 30 days
30 days until due

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Guide

How to Use This Calculator

  1. Enter client information and invoice details
  2. Add items with description, quantity, and unit price
  3. Apply discounts and set tax rate if applicable
  4. Set payment terms and due date preferences
  5. Review the complete invoice summary

Invoice Basics

  • • Always include unique invoice numbers for tracking
  • • Use clear, descriptive item descriptions
  • • Specify payment terms upfront to avoid confusion
  • • Include your business contact information

Payment Terms Explained

  • • Due on Receipt: Payment expected immediately
  • • Net 15/30/45/60: Payment due within specified days
  • • Custom terms allow flexibility for special agreements
  • • Clear terms help maintain good client relationships

Professional Invoice Tips

  • • Send invoices promptly after work completion
  • • Keep detailed records of all invoices issued
  • • Follow up on overdue invoices professionally
  • • Consider offering early payment discounts
  • • Include all applicable taxes and fees upfront