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Calculate GST (CGST, SGST, IGST) instantly
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Calculate Goods and Services Tax (GST) instantly with the correct CGST, SGST, and IGST split. Our free GST calculator supports every Indian GST rate — 0%, 5%, 12%, 18%, and 28% — and works both ways: add GST to a base amount (forward calculation) or remove GST from a bill total (reverse calculation). Perfect for shopkeepers, freelancers, and small businesses that create invoices, as well as students learning how GST works. All calculation happens instantly in your browser with a simple, clean interface.
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