GST & Reverse GST Calculator

GST & Reverse GST Calculator is a free, fast tool for creators + small businesses. No login. No spam.

1. Add amount. 2. Add rate. 3. Get total.

Open the tool →

Examples / templates

Amount: 1000 | GST: 18% | Total: 1180
Amount: 2500 | GST: 5% | Total: 2625
Amount: 799 | GST: 12% | Total: 894.88
Reverse GST: 1180 at 18% → Base 1000
Reverse GST: 525 at 5% → Base 500

FAQs

Is GST & Reverse GST Calculator free to use?

Yes. GST & Reverse GST Calculator is available as a free, browser-based tool with no sign-up required.

Do I need to install anything to use GST & Reverse GST Calculator?

No. It runs directly in your browser.

How do I share results from GST & Reverse GST Calculator?

Use the share buttons or copy the output and paste it anywhere you need.

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