Best Stocks & Shares ISAs in 2025 – Comparison

With tax-free investment options such as Stocks and Shares ISA, investing your money is made simple and more beneficial to you in the UK. Basic paying UK citizens can enjoy a £20,000 a year allowance, and putting the correct platform towards it can easily lower fees, help provide more investment options, and improve returns.

Table of Contents

Why a Stocks & Shares ISA?

Before explaining the platforms, let us highlight some of the most powerful features that come with this ISA:

✅ None of the capital gains or dividend taxes
✅ 20k allowance, that can be capitalized on before April 5th annually
✅ Multiple investment options available such as ETFs and shares
✅ Earning returns by reinvesting dividends

How We Picked the Best Stocks & Shares ISA?

Our approach to analyzing the top Stocks & Shares ISA included:

✔ User reviews and their overall experience with the provider
✔ Variety of investment options: shares, funds, and ETFs
✔ Overall feature accessibility such as mobile usage and research tools
✔ Trading fees and platform maintenance costs

These criteria will help you select the best-suited one so let’s go over the top providers now.

Best Stocks & Shares ISAs for 2025 (Ranked)

🥇 Best Overall: Interactive Investor (£4.99/month)

Fees: Flat £4.99/month (includes 1 free trade/month)
Best for: Active investors, large portfolios
Pros: No % fees, advanced tools, SIPP included
Cons: Expensive for small portfolios

🥈 Best for Beginners: Trading 212 (Free Trading)

Fees: £0 commissions, no platform fee
Best for: Fractional shares, easy mobile investing
Pros: Free share bonus, no minimum deposit
Cons: Limited fund selection

🥉 Best for Passive Investors: Vanguard (0.15% Fee)

Fees: 0.15% platform fee (capped at £375/year)
Best for: Index funds (e.g., FTSE Global All Cap)
Pros: Ultra-low-cost, auto-investing
Cons: Only Vanguard funds

Full Comparison of All 12 ISA Providers

Platform	Fees	Best For	Website
AJ Bell	0.25% (max £42/yr)	Balanced investors	Visit
Bestinvest	0.40% (free for 1st year)	Beginners	Visit
Charles Stanley Direct	0.35%	Ethical investing	Visit
Fidelity	0.35% (max £45/yr)	Fund diversity	Visit
Freetrade	£4.99/month (ISA plan)	Zero-commission trading	Visit
Hargreaves Lansdown	0.45% (max £45/yr)	Research tools	Visit
IG	£0-£8/month	Advanced traders	Visit
iWeb	£100 one-off fee	Cheap long-term holding	Visit
Moneybox	£1/month + 0.45%	Round-up investing	Visit
Nutmeg	0.25%-0.75%	Robo-advisors	Visit
Plum	£1/month (basic)	Automated investing	Visit
Wealthify	0.60%	Simple portfolios	Visit

How to Choose the Best Stocks & Shares ISA for You?

Best for Beginners is Moneybox (‘round’ the funds) and Trading 212 (no fees).
The best for Passive Investors is Vanguard (funds with a low cost).
The best for Active traders is Interactive Investor (flat fee structure).
Best for Large Portfolios is iWeb (£100 one-time payment).

Common Mistakes You Should Care

Do not choose high-fee platforms (0.75% of fees are diminishing returns).
Forget about the £20k cut-off (April 5th is the deadline).
Lack of diversification (only if new to investing, stick to ETFs/funds).

Pro Tip: Open the ISA before April 5th to claim this year’s allowance, and thank me later.

For a detailed breakdown of this year’s top investment platforms, read our Cash ISAs Overview and The Best Accounts and Rates and Lifetime ISA (LISA): Buy Your First Home or for Retirement– we analyze fees, investment options, and exclusive features to help you choose the perfect tax-efficient account for your portfolio.