How to use

1Choose Add GST or Remove GST.
2Enter your amount in ₹ and pick a GST rate.
3Copy or share your breakdown instantly.

GST rate guide (preview — cycles every 10s)

5% Essentials — food grains, medicines

12% Processed foods, business services

18% Most goods & services (default)

28% Luxury items — cars, AC, tobacco

Formula used

Adding GST to a base price: GST = Amount × Rate ÷ 100 · Total = Amount + GST

Good to know

Intra-state sale Tax splits equally into CGST + SGST (half the rate each).
Inter-state sale IGST applies — collected by Centre, shared with destination state.
On invoices Show taxable value, GST rate, and tax amount clearly for compliance.

Free · Instant · India

GST Calculator

Add or remove GST in one tap. Pick a rate, enter your amount, and get a clear breakdown.

What do you want to do?

Enter amount

GST rate

Enter an amount to see your GST breakdown instantly.

Frequently Asked Questions

What is GST?

GST (Goods and Services Tax) is a value-added tax levied on most goods and services sold for domestic consumption.

How is GST calculated?

GST is calculated as a percentage of the base amount. Use our calculator to instantly get GST amount and total.

What are the common GST rates?

Common GST rates are 5%, 12%, 18%, and 28%.

What is the difference between CGST, SGST, and IGST?

For intra-state sales, GST is split equally between CGST (Central GST) and SGST (State GST). For inter-state sales, IGST (Integrated GST) applies and is collected by the Centre, then shared with the destination state.

How do I remove GST from an inclusive price?

Divide the GST-inclusive amount by (1 + rate ÷ 100) to get the base amount. The GST portion is the difference between the inclusive price and the base. Use Remove GST mode on this calculator for instant results.

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