Question 1

How to generate a GST invoice online for free?

Accepted Answer

Use our Invoice Generator to fill in seller/buyer details, add line items with HSN codes, and auto-calculate GST. Preview in real-time and download as a professional PDF — it's completely free and no sign-up needed.

Question 2

What details are required on a GST invoice?

Accepted Answer

A GST invoice requires seller name, address, GSTIN, buyer name and GSTIN (if registered), invoice number and date, item descriptions, HSN codes, quantity, rate, taxable value, GST amount (CGST/SGST or IGST), and total amount.

Question 3

How is GST calculated on an invoice?

Accepted Answer

GST is calculated by applying the applicable GST rate to the taxable value of each item. For intra-state sales, it's split equally as CGST and SGST. For inter-state sales, it's charged as IGST at the full rate.

Question 4

What is the difference between a tax invoice and a bill of supply?

Accepted Answer

A tax invoice is issued for taxable supplies and includes GST charged separately. A Bill of Supply is issued for exempt supplies or by composition dealers and does not charge any GST.

Question 5

Can I download the invoice as PDF?

Accepted Answer

Yes, our invoice generator creates a professional PDF that you can download instantly. You'll need a free account to save invoices to your dashboard for future access.

Free GST Invoice Generator — Create Professional Tax Invoices Online

Invoice Details

Seller Details

Buyer Details

Line Items

Notes & Terms

Invoice Preview