Tools
Calculators & checkers
Quick answer: Digital Assets UK offers 3 free tools: a Capital Gains Tax estimator using the 2026/27 rates and £3,000 allowance, and a checker for whether you may need Self Assessment. Figures checked September 2026 against gov.uk. Estimates only — not tax advice.
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Crypto tax preparation checklist
Prepare UK crypto records, reconcile wallets and plan your tax return with a free checklist you can download without signing up.
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Crypto CGT calculator
Estimate Capital Gains Tax on a crypto disposal using 2026/27 UK rates and the £3,000 allowance.
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Self Assessment checker
Check whether you may need to register for Self Assessment based on crypto gains or income.