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GST & Tax Calculator — Free Online

Add or Remove GST/VAT from Prices Instantly

⚡ Done in seconds🔒 Encrypted HTTPS connection🆓 Free, no account needed

Guide

About GST / Tax Calculator

Calculate GST (Goods and Services Tax) or VAT quickly. Add GST to get the total inclusive price, or remove GST from an inclusive price to find the original amount. Supports any tax rate.

How to Use GST / Tax Calculator

1

Enter the original price

2

Enter GST/VAT percentage

3

Choose Add GST or Remove GST

4

See tax amount and final price instantly

Frequently Asked Questions

Enter the price and GST percentage. We calculate: GST Amount = Price × (GST% ÷ 100). Total = Price + GST Amount.
Enter the GST-inclusive total and rate. Original Price = Total ÷ (1 + GST/100). GST Amount = Total - Original Price.
Any rate! You can enter any percentage like 5%, 10%, 13%, 15%, 17%, 18%, or any custom rate.

Learn More

tutorial
GST Inclusive vs Exclusive: The Calculation Everyone Gets Wrong
5 min read

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