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Your investment tax, calculated from your own trades

Import your activity from brokers, exchanges and wallets: Finbooks calculates capital gains, losses and dividend income under HMRC rules and prepares your reports for Self-Assessment.

No card needed. Confirm your email to start importing your trades.

A mixed portfolio makes your tax position harder to see

Total tax due with a question mark, surrounded by a chaotic cloud of scattered crypto transactions, swaps and staking amounts.

Calculate all your investment tax in one place

Desktop mockup of a HM Revenue & Customs Tax Return 2026 document with a 100% compliant badge.

Everything you need to manage your investment tax

See your investments across brokers, exchanges and wallets in one dashboard. Monitor portfolio value, realised and unrealised performance, and your overall investment activity.

Import data from anywhere

Finbooks integrates 600+ sources across brokers, trading accounts, banks, wallets and crypto exchanges. Secure, read-only connections.

Import data from anywhere
Your broker reports only tell part of the story
SpreadsheetBroker Tax ReportsFinbooks
Import transactions automatically✗✓✓
Consolidate multiple brokersManual✗✓
Track shares, ETFs & bondsManual✓✓
Include options, futures & derivativesManualVaries✓
Handle multi-currency transactionsManualVaries✓
Calculate capital gains & lossesManualLimited✓
Calculate dividends & interestManual✓✓
Apply UK tax rules✗Limited✓
Monitor your overall tax position✗✗✓
Generate Self Assessment reports✗✗✓
Access detailed supporting calculations✗✗✓

Your Self Assessment is due by 31 January

Start your free 7-day trial today and get your investment tax ready before the deadline.

Before you connect an account

Finbooks supports direct connections with selected brokers, exchanges and wallets. You can view the current list when adding a connection. If your provider is not supported directly, you can import your transaction history using a CSV file.

Finbooks helps you calculate capital gains, allowable losses, dividend income and other taxable investment income in line with the relevant UK tax rules. It then organises the figures and supporting calculations you need for your Self Assessment.

Yes. You can review your imported transactions, matched transfers, capital gains, allowable losses and taxable income before generating your report. If any records are missing or unmatched, you can resolve them and recalculate your figures before finalising the report.

Yes. You can download your tax reports and supporting calculations and share them with your tax adviser. The available file formats depend on the report you generate.