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GST Calculator

Add or remove GST with CGST/SGST/IGST split. India. Private & in-browser.

Base amount
Total GST
CGST + SGST (intra-state)
IGST (inter-state)
Gross total

100% client-side · nothing uploaded · by Ajay Kakkar

About this tool

Free online GST calculator for India - add GST to a base amount or remove GST from a gross amount at 5%, 12%, 18%, 28% or a custom rate, with CGST/SGST and IGST splits. 100% private, browser-based, no signup.