GST / VAT Calculator

Add tax to prices or extract it from invoices in one click. Country presets included, with full support for inclusive and exclusive calculations.

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🔒 Private by design

All calculations run locally in your browser. Nothing is uploaded to any server.

🌍 Country presets

One-tap rates for Australia, Canada, Singapore, UK, Germany, India, France and more.

📈 Both directions

Add tax to prices or extract embedded tax from receipts and invoices.

💰 Business friendly

Perfect for freelancers, bookkeepers and e-commerce sellers.

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