The GST Calculator India is a free online tool designed for business owners, freelancers, and consumers to quickly compute GST amounts. It supports both Add GST (exclusive calculation) and Remove GST (inclusive/reverse calculation) modes. Users can select from common GST slabs (3%, 5%, 12%, 18%, 28%) and instantly see the breakdown of CGST, SGST, total GST, and final amount. The tool is ideal for generating invoices, claiming Input Tax Credit (ITC), or understanding the tax component in any transaction. It features a clean, responsive interface and works seamlessly on desktop and mobile devices.

