CalculatorsRuns locally · No upload

GST Calculator

Calculate Goods and Services Tax at 5%, 12%, 18%, or 28% rates. Works for both GST-exclusive (add tax) and GST-inclusive (extract tax) amounts.

Private by design

Everything runs in your browser. Your input is never uploaded, stored, or logged on our servers.

Works offline after load

Frequently asked questions

Is this tool free?+

Yes. Every Utiliio utility is free with no sign-up, usage limits, or paywalls.

Do you store my data?+

No. Processing happens entirely in your browser. Your input never leaves your device.

Can I use this tool offline?+

Yes. Once the page loads, most tools continue working without an internet connection.