True Cost Calculator

Compare the real cost of UK investment platforms — personalised to your portfolio, trades, and account type. Updated May 2026.

£
Currently set to £50,000
Buy & holdActive trader
Regular Investing
Monthly automated purchases (often cheaper)
Foreign Shares / US Stocks
FX fees are the hidden cost most investors miss

This tool provides general information based on UK tax rules for the 2025/26 tax year. It is not financial advice. Alder is not authorised by the FCA. You should consult a qualified financial adviser before making investment decisions.