Results
| GST Rate | 5% |
| Calculation Type | Excluding GST |
| GST % of Original | 0.00% |
| Effective Increase | 0.00% |
GST Calculator India
Calculate GST instantly with this free online GST Calculator for India. You can easily add or remove GST from any amount using standard GST slabs like 5%, 12%, 18%, and 28%, or enter a custom GST rate.
This calculator supports both GST Inclusive and GST Exclusive calculations and instantly shows the original amount, GST amount, and total payable amount. Whether you are a business owner, freelancer, shopkeeper, accountant, or customer, this tool helps you calculate GST quickly and accurately.
How to Use GST Calculator
- Enter the amount.
- Select whether the amount is GST Inclusive or GST Exclusive.
- Choose a GST slab or enter a custom GST rate.
- Click the Calculate button.
- View GST amount, original amount, and total instantly.
GST Calculation Formula
GST Exclusive Formula
GST Amount = Original Amount × GST Rate ÷ 100
Total Amount = Original Amount + GST
GST Inclusive Formula
Original Amount = Total Amount ÷ (1 + GST Rate ÷ 100)
GST Amount = Total Amount − Original Amount
Standard GST Rates in India
| GST Rate | Common Usage |
|---|---|
| 0% | Essential goods |
| 5% | Household necessities |
| 12% | Processed foods and products |
| 18% | Most goods and services |
| 28% | Luxury and premium products |
Features of This GST Calculator
- Free online GST calculation
- Supports inclusive and exclusive GST
- Instant accurate results
- Mobile friendly calculator
- Custom GST rate support
- Simple and easy interface
Frequently Asked Questions
What is GST?
GST (Goods and Services Tax) is an indirect tax applied on goods and services in India.
How do I calculate GST from total amount?
Select Amount is Including GST, enter the total amount, choose the GST rate, and the calculator will automatically extract the GST amount.
Can I use custom GST rates?
Yes, this calculator supports custom GST percentages from 0% to 100%.
Is this GST calculator free?
Yes, this online GST calculator is completely free to use.
Disclaimer: This GST calculator provides estimated GST values based on entered data. Always verify invoices and tax calculations before official financial or legal use.