GST Calculator

Add or remove GST from any amount instantly.

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Base Amount

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GST Amount

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Total Amount

About GST Calculator

This GST Calculator helps you quickly calculate Goods and Services Tax (GST) amounts. You can either add GST to a base price to get the final price, or extract the base price and GST amount from a GST-inclusive total.

How To Use GST Calculator

  1. Enter the amount.
  2. Select the applicable GST rate (5%, 12%, 18% or 28%).
  3. Choose whether to add or remove GST.
  4. Click "Calculate" to view the base amount, GST amount and total amount.

Benefits

  • Quickly compute GST for invoices and billing.
  • Supports all standard Indian GST slabs.
  • Instant, accurate calculations with no signup.

Frequently Asked Questions

What GST rates does this calculator support? add
You can enter any custom GST rate — common Indian GST slabs are 5%, 12%, 18% and 28%.
What is the difference between "Add GST" and "Remove GST"? add
"Add GST" calculates the final price by adding GST to a base price. "Remove GST" extracts the base price and GST amount from a GST-inclusive price.