iHow it is calculated
HMRC treats crypto gains as capital gains. Tax is the gain (proceeds minus cost) times your CGT rate:
tax = gain × rate
A £5,000 gain at the 18% basic rate = £900 (before the £3,000 annual exempt amount).
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Taxes · Updated 2026
Crypto Tax Calculator
Estimate UK tax on your crypto gains — 18% at the basic rate or 24% at the higher rate — or enter your own rate.
Enter the amount
£
%
Enter the gain (proceeds minus cost) and the rate. Tap a band chip or type your own rate.
=Tax
900.00£
Gain5,000.00 £
Tax 18.00%−900.00 £
Net gain4,100.00 £
HMRC taxes crypto gains as Capital Gains Tax: 18% (basic) or 24% (higher rate), on gains above the £3,000 annual exempt amount. Frequent trading may instead be taxed as income. Set the rate for your band.
Crypto gain 5,000.00 £ × 18.00% = Tax 900.00 £, Net gain 4,100.00 £Indicative tax figures, not advice. This applies a single rate you set — real duty/tax may depend on product, location, band or reliefs. Check the rate in force for your case. Instant in-browser calculation, no account.
Last updated: 11 July 2026 Source: HMRC — Capital Gains Tax
⚖︎ Results are for informational purposes and do not constitute tax advice. For specific situations, consult a licensed accountant or the relevant tax authority.
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?Frequently asked questions
How is crypto taxed in the UK?
Gains on disposing of crypto are normally Capital Gains Tax: 18% at the basic rate and 24% at the higher rate, above the £3,000 annual exempt amount. Income from mining, staking or frequent trading can be taxed as income instead.
What counts as a disposal?
Selling for money, swapping one token for another, spending crypto, or gifting it (except to a spouse). Each disposal can create a gain or loss.
What is the tax-free allowance?
The £3,000 annual exempt amount for capital gains in 2026. This tool applies your chosen rate to the gain you enter.
Can I set my own rate?
Yes — tap a band chip or type any rate, including an income-tax rate if your activity is treated as trading.
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