GST / VAT Calculator

Add or remove GST/VAT and see the tax amount.

Runs entirely in your browser. Your data is never uploaded.

About GST / VAT Calculator

GST / VAT Calculator adds tax to a net price or extracts tax from a gross price at any rate, showing the base amount, tax and total.

Can it remove tax from a total?

Yes — use 'remove' mode to find the pre-tax price.

Calculate percentages, increases, decreases and ratios.

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Calculate profit, margin and markup from cost and price.