Free Online GST Calculator India 2025

Calculate GST amounts instantly with our free online GST calculator. Supports all GST rates (5%, 12%, 18%, 28%) with inclusive and exclusive tax calculations.

Note: This calculator is updated with the latest GST rates as per the Indian tax system.

GST Calculator

Enter the amount and select the GST rate to calculate the GST amount and total price.

How to Use the GST Calculator

  1. Enter the amount in the input field
  2. Select the applicable GST rate (5%, 12%, 18%, or 28%)
  3. Choose whether the amount is GST inclusive or exclusive
  4. Click "Calculate" to see the results

GST Calculation Formulas

For GST Exclusive Amount:

GST Amount = (Original Cost × GST%) / 100

Total Amount = Original Cost + GST Amount

For GST Inclusive Amount:

GST Amount = (Original Cost × GST%) / (100 + GST%)

Original Amount = Total Amount - GST Amount

Understanding GST in India

Goods and Services Tax (GST) is an indirect tax implemented in India on 1st July 2017, which has replaced many indirect taxes like excise duty, VAT, services tax, etc. GST is a comprehensive, multi-stage, destination-based tax that is levied on every value addition.

Current GST Slabs in India

GST Rate Category Examples
0% Exempted Fresh fruits, vegetables, milk, eggs, etc.
5% Low Packaged food items, footwear below ₹500, etc.
12% Standard Butter, ghee, mobile phones, etc.
18% Standard Soaps, oil, capital goods, etc.
28% High Luxury items, automobiles, tobacco, etc.

Frequently Asked Questions

GST stands for Goods and Services Tax. It's an indirect tax that has replaced many indirect taxes in India like the excise duty, VAT, services tax, etc.

For GST exclusive amount: GST = (Original Cost × GST%) / 100
For GST inclusive amount: GST = (Total Amount × GST%) / (100 + GST%)

The primary GST rates in India are 0%, 5%, 12%, 18%, and 28%. Some goods and services may be exempt from GST, while others may attract a special rate.