GST Calculator

Add or remove GST or VAT and see the tax breakup instantly. Free online calculator that follows your country's rates — India's GST slabs, UK and European VAT, Australian, Canadian and Singaporean GST.


Price before GST.

Adding 18% GST makes the total ₹1,180.00.

Base amount
₹1,000.00
GST (18%)
₹180.00
Base amount₹1,000.00
GST (18%)₹180.00
Total (incl. GST)₹1,180.00

Frequently asked questions

How do I add GST to an amount?

Choose 'Add GST', enter the base amount and rate. GST = amount x rate, and the total is amount + GST.

How do I remove GST from an inclusive price?

Choose 'Remove GST'. Base = total / (1 + rate), and GST is the difference between the total and the base.

Related tools

Read the guide: How Is GST Calculated?

Results are estimates for illustration only and not financial advice.