About Tax Calculus

Welcome to Tax Calculus, your go-to destination for fast, precise, and completely free Goods and Services Tax (GST) calculations in India. Designed to support modern merchants, freelancers, small-to-medium enterprises (SMEs), and accountants, our platform eliminates the complexity of calculating tax components manually.

Our Mission

Tax compliance is a crucial aspect of doing business in India, yet calculating CGST, SGST, and IGST for different tax slabs can be time-consuming and prone to errors. Our mission is to make tax estimation as seamless and transparent as possible. We aim to provide an intuitive, high-speed interface that delivers instant tax breakdowns without requiring sign-ups, installation, or payments.

Key Features

• Instant Computation: Get immediate calculations for CGST, SGST, and IGST tax components as you type.
• Reverse GST Mode: Seamlessly extract the base value (exclusive amount) from a GST-inclusive total.
• Official Tax Slabs: Full support for standard Indian tax slabs including 0%, 5%, 12%, 18%, and 28%.
• Calculation History: Keep track of your recent calculations in a convenient local history log.
• Developer-grade Design: A clean, responsive, dark-mode-first aesthetic optimized for all desktop and mobile viewports.

Our Standards

At Tax Calculus, we value precision, user privacy, and accessibility. We do not store any of your financial inputs or personal data on our servers. All calculation history is stored locally in your browser's memory, ensuring that your business calculations remain entirely confidential.