GST Calculator
Calculate GST inclusive/exclusive and split tax as CGST+SGST or IGST.
About This Tool
The GST Calculator helps you quickly calculate Goods and Services Tax (GST) amounts for any product or service.
It’s perfect for business owners, freelancers, shopkeepers, accountants, and customers who need fast and accurate GST calculations.
With this tool, you can:
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Add GST to base amount
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Remove GST from total amount
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Calculate GST for 5%, 12%, 18%, 28%
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Separate CGST & SGST
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Instantly calculate tax amount
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Copy results easily
How It Works
1️⃣ Enter Amount
Enter the base amount or total amount.
2️⃣ Select GST Rate
Choose applicable GST percentage:
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5%
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12%
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18%
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28%
3️⃣ Choose Calculation Type
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Add GST (Exclusive → Inclusive)
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Remove GST (Inclusive → Exclusive)
4️⃣ Get Instant Results
The tool shows:
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GST amount
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Total amount including GST
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Base amount (if removing GST)
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CGST & SGST breakdown (for India)
Still Have Questions?
GST (Goods and Services Tax) is an indirect tax applied on the supply of goods and services.
GST Amount = (Original Price × GST Rate) ÷ 100
Common GST rates are 5%, 12%, 18%, and 28%.
For intra-state sales in India, GST is divided equally into CGST (Central GST) and SGST (State GST).