Free GST Calculator India (2026)

Calculate GST instantly with accurate CGST, SGST & IGST breakdown for businesses, freelancers, invoices and billing.

Online GST Calculator

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Why Use This GST Calculator?

Fast Calculation

Get instant GST calculation results in seconds.

Mobile Friendly

Optimized for phones, tablets and desktops.

Accurate Breakdown

Automatic CGST, SGST & IGST calculation.

100% Free

No registration or login required.

What is GST?

GST (Goods and Services Tax) is India’s unified indirect tax system replacing VAT, service tax and excise duty.

GST Types

  • CGST – Central Goods and Services Tax
  • SGST – State Goods and Services Tax
  • IGST – Integrated Goods and Services Tax

GST Formula

GST = (Original Amount × GST Rate) ÷ 100

GST Rate List in India

GST Rate Common Products & Services
5% Essential goods
12% Processed food items
18% Electronics & services
28% Luxury products

Frequently Asked Questions

How is GST calculated?

GST is calculated using the formula: GST = Amount × GST Rate ÷ 100.

What is CGST and SGST?

CGST is Central GST while SGST is State GST applied on intra-state sales.

Can I remove GST from total amount?

Yes. Select “Remove GST” to calculate the original amount before GST deduction.

Learn GST