Tool

GST Calculator Online

ClearTax · cleartax.in Free Beginner India

A free calculator that works forward from a price or back from a GST-inclusive amount and splits the result into CGST and SGST or IGST, with the formulas written out.

  • Exclusive: GST = value x rate / 100.
  • Inclusive: GST = value minus value x 100 / (100 + rate).
  • Toggle same-state to see CGST and SGST rather than IGST.
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The question it answers

  1. How do I calculate GST on a price, including from a GST-inclusive total?

Read with it

  1. The Finance Ministry's 3 September 2025 release on GST 2.0: two main rates, 18% standard and 5% merit, a 40% rate for a few... pib.gov.in Article Recommendations of the 56th Meeting of the GST Council Press Information Bureau
  2. A calculator for pulling the taxable value and the GST out of a price that already includes GST, with the central, state and... cleartax.in Tool Reverse GST Calculator ClearTax
  3. A current rate list under GST 2.0, with which goods and services moved to 5% and 18% from 22 September 2025. cleartax.in Article GST Rates 2026: Slabs under GST 2.0 ClearTax
  4. The GST portal's lookup for the HSN (goods) or SAC (services) code that sets your rate. gst.gov.in Tool Search HSN/SAC code (official GST portal) GSTN
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