UK Calculator

Crypto Profit Calculator

Work out gains from crypto trades and estimate whether any amount could fall within or above the UK annual CGT allowance.

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How this crypto profit calculator works

Work out gains from crypto trades and estimate whether any amount could fall within or above the UK annual CGT allowance.

Key assumptions

  • The annual Capital Gains Tax allowance is £3,000. From 6 April 2026, gains are taxed at 18% within the basic-rate band and 24% above it. Crypto disposals can fall within CGT rules.

FAQs

What is the UK annual CGT allowance?

The annual exempt amount is £3,000 for individuals.

Crypto profit calculator UK guide

Crypto investors often want a quick answer to two questions: how much profit have I made, and could any tax be due? This page answers both at a simplified level by showing gain or loss, return on cost and a rough UK capital gains estimate.

That makes it useful for educational SEO and long-tail queries around crypto tax, Bitcoin profit, and UK CGT on digital assets.

Important UK tax context

In the UK, crypto disposals can fall within Capital Gains Tax rules. However, real tax calculations can be more complex because fees, pooled cost basis, losses and specific matching rules may apply.

Official UK references

Review HMRC-style guidance on GOV.UK before filing or reporting: What CGT applies to, Capital Gains Tax allowances, and Capital Gains Tax rates.