About the GST Calculator
Add or remove GST at any rate, with an India-specific CGST/SGST vs IGST split.
What it is
Enter a price and rate, choose to add or remove GST, and see the base price, GST amount, and inclusive price, with an optional CGST/SGST or IGST breakdown for Indian invoicing.
Features
Add/remove GST
Both directions, including reverse GST from an inclusive price.
Common Indian slabs
0%, 5%, 12%, 18%, 28% as quick picks, plus custom rates.
CGST/SGST vs IGST
Toggle between intra-state and inter-state breakdown.
Step-by-step working
Formula shown with your actual values substituted.