GST Calculator

Add or remove GST — with CGST / SGST split for India.

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Total (incl. GST)
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GST amount
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CGST (50%)
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SGST (50%)
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Runs entirely in your browser · No signup
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How to calculate GST online

  1. Enter the base amount (or GST-inclusive amount).
  2. Select the GST rate (5%, 12%, 18%, or 28%).
  3. See net amount, GST component, and gross total instantly.

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Frequently asked questions

Can I calculate GST inclusive and exclusive amounts?

Yes. Use the calculator to add GST to a net price or reverse-calculate GST from a gross price.

Is this for Indian GST only?

Rates and labels target Indian GST slabs. UAE VAT has a separate tool on ToolShoppy.

Is my invoice data saved?

No. Everything runs locally in the browser.

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