Free Tool

GST Calculator

Add or remove GST from any amount — instant, accurate, no signup needed.

Updated for GST 2.0 (effective 22 Sep 2025) — 0%, 5%, 18%, 40% slabs. 0.25%/3% retained for diamonds & precious metals.

Amount (excluding GST)

GST Rate

Supply Type

Need full GST reconciliation, not just calculation?

GSTAgent automates GSTR-2B matching, ITC tracking, and GST audit — built for CA firms and businesses filing every month.