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See what your investments are really worth after tax

Track your portfolio, calculate your investment tax position and see how taxes affect your real returns across shares, ETFs, bonds and crypto.

7-day free trial. No card required.

Total tax due with a question mark, connected to icons of several cryptocurrencies.

Are you investing with the full picture?

Capital gain tax label with a question mark over a portfolio dashboard showing value, performance and an uncertain tax due amount.

Your complete investment and tax position

Performance indicators chart comparing tax and trading performance, with a total value of £5,991.88.

From your portfolio to your tax return

Connect your investment accounts

Import activity across shares, ETFs, bonds and crypto through supported integrations, API or CSV.

Icons of various crypto exchange and wallet platforms arranged around a central Connect button.

Rebuild your complete tax history

Match transactions, identify transfers and reconstruct gains, losses and taxable investment income.

Finbooks app screenshot: table of stock transactions with date, asset out, amount out and asset in

Generate your tax reports

Get pre-filled tax reports and supporting calculations for your Self Assessment or tax adviser.

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

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