GST Calculator (India)

Easily calculate GST inclusive and exclusive amounts.

Net Amount ₹
GST Amount (%) ₹
Total Amount ₹

How to Use GST Calculator?

  1. Enter Amount: Type the base or total transaction amount in the input field.
  2. Select Mode: Choose "GST Exclusive" (add tax) or "GST Inclusive" (remove tax) depends on your need.
  3. Choose Rate: Pick one of the standard GST rates (5%, 12%, 18%, 28%) or enter a custom percentage.
  4. Result: Instantly see the Net Amount, Calculated GST, and Final Total in the summary card.

GST Tip

Exclusive adds tax to a net price (Bill = Price + Tax). Inclusive calculates the tax already hidden inside a final price (Tax = Price - Cost).

Frequently Asked Questions

Exclusive: GST Amount = (Original Cost × GST Rate) / 100

Inclusive: GST Amount = Original Cost - [Original Cost × {100 / (100 + GST Rate)}]

Common rates are 5% (essentials), 12% (processed foods), 18% (services, capital goods), and 28% (luxury items).
Yes. Since IGST is the full rate, you can split the 'GST Amount' by 2 to get CGST and SGST values (e.g., if GST is 18%, CGST is 9% and SGST is 9%).

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