Calculate GST (Goods and Services Tax) amounts instantly with our free online GST Calculator. Whether you need to add GST to a base price or extract GST from an inclusive price, this tool handles both calculations accurately. It supports all standard GST rates used in India — 5%, 12%, 18%, and 28% — as well as custom rates for special goods and services. Perfect for small business owners, accountants, freelancers, and consumers who want to understand the tax breakdown on their purchases. The calculator shows CGST, SGST, and IGST splits for complete transparency.
Free, fast, and runs entirely in your browser — no signup, no upload to a server.