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Free tax tools

Quick, accurate GST and VAT tools for 50 countries — Fin does the maths so you don’t have to.

Country

Amount before GST

Total including GST

$110.00

Fin adds 10% on top of the price. Indicative only — general information, not tax advice.

All tools

Add or remove GST/VAT on any amount, with the formula shown every time.

Your income tax, Medicare levy and take-home pay on any salary.

Your UK income tax, National Insurance and take-home pay — England, Wales & NI rates.

Your India income tax on the new regime — the ₹75k standard deduction, the ₹12L rebate and 4% cess, with take-home.

Sold an asset? Fin works out your CGT — the 50% discount and your losses, at your marginal rate.

Sold or swapped crypto? Fin works out the CGT — same 50% discount, at your marginal rate.

See the tax on your company’s profit across AU, UK, US, Canada and India — every rate sourced.

Put countries side by side — rates, local names, structure and filing.

Every standard and reduced GST/VAT rate, with income and company tax, in one table.

The weird, wonderful and true history of GST and VAT — every fact sourced.

Connect Claude, ChatGPT or your own agent to live tax rates.

Connect your bank and Fin tracks the tax on every transaction — ready for your next return. Free to start, no card needed.