Built with HMRC guidance

UK Capital Gains Tax
made simple.

Import your trades, track your portfolio, and generate accurate CGT reports — all in one place.

Multiple broker support
Built around HMRC guidance
Tax year summaries
Section 104 pool tracking

Everything you need for tax season

Stop wrestling with spreadsheets. Let GainsGuard handle the numbers.

Import Your Trades

Upload CSV exports from Revolut, Trading 212, IBKR, and more. We handle the parsing.

Track Your Portfolio

See total holdings, unrealised gains, and ROI across all your brokers in one view.

Generate Tax Reports

CGT calculations built around HMRC guidance — Section 104 pooling and 30-day matching rules.