GST Calculator
Add or remove GST/VAT from any amount with a custom tax rate. Perfect for India, Australia, and more.
Net
1000.00
GST
180.00
Total
1180.00
How to use GST Calculator
- 1Enter the amount.
- 2Set the GST rate (e.g. 18%).
- 3Choose add or remove GST.
- 4See the net, GST, and total.
Frequently asked questions
Which countries can I use this for?
Any country with a single-rate VAT/GST — India, Australia, Singapore, New Zealand, UK, EU, and more. Just change the rate.
Is the GST Calculator free to use?
Yes — every ToolFlexPro utility is 100% free with no signup, watermarks, or hidden limits.
Does it work offline?
The calculation runs entirely in your browser, so after the first load it works even with a spotty connection.
Is my data private?
Nothing you enter leaves your device. There is no server round-trip and nothing is logged.
Can I use it on mobile?
Yes — the tool is fully responsive on phones, tablets, and desktops.