GST Calculator
Add or remove GST from any amount with configurable tax rate.
Suggest a new tool
Tell us what you'd like to see next
How to Use GST Calculator
- 1Enter the amount you want to calculate GST on.
- 2Select or type the GST rate (5%, 12%, 18%, or 28% are common rates).
- 3Choose 'Add GST' to calculate the total including tax, or 'Remove GST' to find the base price from a GST-inclusive amount.
- 4Results update instantly.
Frequently Asked Questions
What is GST?
Goods and Services Tax — a consumption tax applied to the sale of goods and services. In India it replaced VAT, service tax, and excise duty.
How do I remove GST from a price?
Switch to 'Remove GST' mode and enter the GST-inclusive price. The tool divides by (1 + rate/100) to find the base amount.
Which GST slab does my product fall under?
GST slabs (0%, 5%, 12%, 18%, 28%) are set by the GST Council and vary by product/service category. Consult a tax professional for specific classifications.
About GST Calculator
Our GST Calculator handles both directions of GST calculation: adding tax to a base price or extracting the tax component from a GST-inclusive amount. Enter any amount, select the applicable rate, and get the breakdown instantly.