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GST Calculator

GST CALCULATOR

Calculate GST instantly with our free, easy-to-use calculator. Perfect for small businesses and professionals.

Real-time calculations
No registration required
Mobile-friendly

Calculation Result

Your GST calculation breakdown

0.00
Base Amount
Before GST
0.00
GST Amount
Tax @ 18%
0.00
Total Amount
Final Price

How can you calculate GST with this tool?

With the free GST calculator, you can calculate the tax amount in three simple steps. The tool provides you with three fields that have to be filled, and it calculates GST automatically based on what you fill in.

1

Enter the price of the goods or services in the Amount field.

2

Enter the percentage of GST, or the slab that the product comes under, in the GST % field.

3

Choose if the price that you entered is inclusive or exclusive of tax in the Tax field.

If the price you've entered is inclusive of tax: The tool automatically calculates, and displays the original price of the goods or service after subtracting the GST.

If the price you've entered is exclusive of tax: The tool automatically calculates, and displays the gross price after adding the GST.

GST - Goods and Services Tax

GST or the Goods and Services Tax is an indirect tax that came into effect in India on the 1st of July, 2017. GST is levied on goods and services and has replaced other indirect taxes that were in effect before it came into use.

Purpose of GST

  • • Implemented to bring uniformity in tax collection
  • • Tax is collected cumulatively at the end stage of production of goods or services

GST Tax Slabs

In India, Goods and Services Tax (GST) is levied across a simplified structure of four main tax slabs: 0%, 5%, 18%, and 40%.

These new rates came into effect on September 22, 2025, after the 56th GST Council meeting introduced reforms to simplify the previous multi-tier structure.

Four Types of GST active in India

CGST - Central Goods and Services Tax

  • • Collected by the central government
  • • Applies to intra-state supply of goods and services
  • • Governed by the CGST act
  • • Charged along with SGST, with both rates usually equal

SGST - State Goods and Services Tax

  • • Collected by the state government
  • • Applies to intra-state supply of goods and services
  • • Governed by the SGST act
  • • Charged along with CGST, with both rates usually equal

IGST - Integrated Goods and Services Tax

  • • Collected by the central government
  • • Applies to inter-state supply of goods and services, as well as imports
  • • The central government collects IGST and then distributes it among the respective states

UTGST - Union Territory Goods and Services Tax

  • • Applicable on supply of goods or services that take place in any of the seven union territories in India
  • • Collected along with the CGST