Compare ISA charges

Could you pay less for your ISA?

See if ii’s flat fee could help you keep more of what you make. Compare our ISA charges with AJ Bell, Hargreaves Lansdown and Fidelity.

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Important information: As investment values can go down as well as up, you may not get back all of the money you invest. If you’re unsure if an investment account is right for you, please speak to an authorised financial adviser. Tax treatment depends on your individual circumstances and may be subject to change in the future.

See if you could pay less

See how much you could save with our flat-fee Stocks & Shares ISA compared to other ISA providers.

ii’s flat fee: £4.99 a month for ISAs up to £50,000. For values over this, it’s £11.99 a month.

ISA Comparison Table

Comparison disclosure: We partnered with independent experts at The Lang Cat to compare the yearly charges of an ii ISA with other ISA providers. Results are based on published ISA charges as at 06/01/2025 for Hargreaves Lansdown, AJ Bell and Fidelity. Assumptions: 50% of ISA investments held in funds and 50% in equities, 2 equity and 2 fund trades per year, 12 regular equity and 12 regular fund trades per year. Other trading behaviours will result in different charges than those shown. This comparison covers a single year and does not account for investment growth or the impact of inflation over time. To ensure a fair comparison, fund manager charges have not been included. The information provided is for illustrative purposes only. For precise charges, we recommend contacting the ISA provider directly. 

Why choose the ii Stocks & Shares ISA?

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Why choose the ii Stocks & Shares ISA?

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Keep more of what your make

Our low, flat fee means the more your investments grow, the more you can save. Count on a simple, transparent and convenient cost every month.

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One ISA, many opportunities

Manage your own investments, leave it to the experts - or a mix of both. With the ii ISA, you have access to both self-managed and managed investment options. 

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Join over 430,000 investors

More and more people are choosing straightforward, flat-fee investing. It's why over 50% of our customers have trusted us with their investments for over 10 years. 

Award-winning reasons to invest with ii

Our commitment to offering high-quality, low-cost ISA investing hasn't gone unnoticed. In 2024, the ii ISA took home The Times Money Mentor Best Stocks & Shares ISA and Boring Money’s Best Buy ISA awards.

How does the ii ISA work?

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How does the ii ISA work?

Open your ISA in as little as 10 minutes. With self-managed and managed options available, there’s something to suit your financial needs.

Don’t worry, you won’t be charged until you add money and start investing in your ISA.

Put your £20,000 annual ISA allowance to work. Choose from a wide range of UK and international options. Or leave it to our experts with our Managed ISA.

Rest easy knowing that your ISA protects any growth from tax. There’s no fixed term, so you can withdraw your money when you need to, fitting flexibly around your life.

Get £100 of free trades this February.

Make February your month to start investing with ii. We'll cover the first £100 of your trading fees when you open an ii ISA.

That's up to 25 free trades to help you get into investing.

Offer ends 28 February 2025. New customers only. Other charges apply. Terms apply.

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Open an ii ISA

Take control of your investing with an ISA that suits your needs. It’s your money, your future, your way.