About this Platform

interactive investor (ii) is the UK’s largest flat-fee investment platform, giving over 400,000 customers access to deep liquidity across UK and international shares, funds, investment trusts and ETFs. Backed by three decades of experience and now part of the abrdn group, ii offers Stocks & Shares ISAs, Junior ISAs and SIPPs with a transparent, subscription-based flat-fee model rather than percentage-based charges, making it especially cost-effective for larger portfolios. The platform delivers institutional-grade research, model portfolios, ESG screening and comprehensive market analysis tools. With secure messaging support, mobile and desktop access, and FCA regulation, interactive investor remains a trusted choice for serious long-term UK investors managing substantial holdings.