GST calculator

Add GST to a price or work backwards from a GST-inclusive amount, with the CGST, SGST or IGST split.

This amount is
GST rate
Type of supply

Estimate only — not tax advice. Figures are based on GST rates in force from 22 September 2025. Your real numbers depend on details this tool does not ask about. Please confirm with Vriddhi Tax Consultants before you rely on them.