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  1. Home
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  5. GSTGST Calculator
Tax

GST Calculator

Calculate GST amount on goods and services — add GST to base price or extract from inclusive price.

Related toolsMore Tax tools

View all →
Income TaxGSTVATSales Tax

Why beMyCalc

  • Clear estimatesTax, GST, HRA & regime comparisons
  • Share with CALink keeps your salary & deduction inputs
  • India-focusedFY slabs, 80C, HRA where applicable
  • No signupNot a tax filing product — estimates only

Results update instantly

Drag the sliders or tap the number boxes to change values. Results appear at the top on mobile.

Share & export

Download or share with your numbers saved in the link

Report an issue with this calculator

Worked Example: ₹10,000 + 18% GST

Inputs

  • Base Amount₹10,000
  • GST Rate18%

Results

  • GST Amount₹1,800
  • Total (inclusive)₹11,800

Common GST slabs are 5%, 12%, 18%, and 28%. Use exclusive mode to add GST or inclusive mode to back out tax from a gross price.

How GST Calculator Works

Select exclusive (tax added on top) or inclusive (tax included in price) mode, enter amount and GST rate to get base amount, GST, and total.

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.

Exclusive vs inclusive?

Exclusive means GST is added to the base price. Inclusive means the entered price already contains GST.

Disclaimer

  • This calculator gives you an estimate only. It is not a promise of exact results.
  • This is general information, not personal financial, tax, or legal advice.
  • You are responsible for your own decisions. Talk to a qualified professional when it matters.
  • Tax laws change and depend on your income, country, and personal situation.

Full site disclaimer

Related Calculators

Income Tax CalculatorEstimate income tax with flat rate or progressive tax brackets on annual taxable income.
VAT CalculatorCalculate Value Added Tax on purchases and invoices for any VAT rate.
Sales Tax CalculatorCalculate sales tax on retail purchases and find pre-tax or post-tax prices instantly.
$100$10.00M
%
0%28%

Base Amount

$10,000

GST Amount

$1,800

Total Amount

$11,800