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GST Calculator

Our GST Calculator instantly calculates GST, GST-inclusive and GST-exclusive prices, tax amount, taxable value, and total cost using accurate Goods and Services Tax rates.
Total with GST
₹1180.00

₹1000 + 18% GST = ₹1180

Base

₹1000.00

GST

₹180.00

CGST

₹90.00

SGST

₹90.00

Recent
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18% GST

What is GST Calculator?

A GST Calculator is an online tax calculator that calculates Goods and Services Tax (GST) on products and services. It helps businesses and customers determine the GST amount, taxable value, GST-inclusive price, GST exclusive price, and total payable amount while supporting accurate tax compliance and invoicing.

GST Calculator showing a tax calculation interface, GST percentage, shopping items, and tax amount.

How you can calculate GST manually?

Calculate GST by multiplying the taxable value by the GST rate. This method works for invoices, products, services, and GST compliance.

Formula

GST Amount=Taxable Value×GST Rate100GST\ Amount = \frac{Taxable\ Value \times GST\ Rate}{100}

Final Price=Taxable Value+GST AmountFinal\ Price = Taxable\ Value + GST\ Amount

Practical Example:

If the taxable value is $100 and the GST rate is 10%:

GST=100×10100=10GST = \frac{100 \times 10}{100}=10

Final Price=100+10=110Final\ Price = 100 + 10 = 110

Step-by-step Guide

  1. Identify the taxable value.
  2. Enter the applicable GST percentage.
  3. Calculate the GST amount using the formula.
  4. Add the GST amount to get the GST-inclusive price.

Goods and Services Tax Rates Around the World

Country

Tax Name

Standard Rate

United States

Sales Tax

Varies by state

United Kingdom

VAT

20%

Australia

GST

10%

Canada

GST

5%

Canada (Some Provinces)

HST

13–15%

India

GST

5%, 12%, 18%, 28%

Indonesia

VAT

11%

Pakistan

GST

18%

Switzerland

VAT

8.1%

New Zealand

GST

15%

Singapore

GST

9%

Brazil

Multiple indirect taxes

Varies

*The United States does not have a nationwide GST. Sales tax rates depend on the state and local jurisdiction.

Types of Goods and Services Taxes

CGST

Central GST applies to intra-state transactions in India and is collected by the central government alongside SGST.

SGST

State GST applies to intra-state sales and is collected by the respective state government with CGST.

IGST

Integrated GST applies to inter-state transactions, imports, and cross-border supplies within India's GST framework.

UTGST

Union Territory GST applies to supplies within India's Union Territories where a state GST does not apply.

HST

Harmonized Sales Tax combines federal GST with provincial tax in participating Canadian provinces.

VAT

Value Added Tax applies at each production stage and is widely used across the UK, Europe, and many other countries.

Sales Tax

Sales tax is charged at the point of sale and is commonly used by states and local governments in the United States.

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Frequently Asked Questions

Find quick answers about GST calculation, GST rates, invoices, tax compliance, registration thresholds, inclusive pricing, and business taxation.