TL;DR
- UK investors have several strong stock market apps to choose from in 2026, though fee structures vary widely.
- XTB leads the comparison with broad instrument access, tight spreads and strong regulatory protection.
- Other platforms range from flat fee giants to beginner friendly, low cost apps.
- The right choice depends on your trading style, portfolio size and support needs.
Risk Warning: The value of investments can go down as well as up, and you may get back less than you invest. Tax treatment depends on individual circumstances and may change in the future.
We’ve compared the leading stock market apps for UK investors to find the platform worth your money in 2026. XTB stands out as the top choice, pairing broad market access with clear FCA regulation. This guide breaks down pricing, features and platform strength across six trading apps built for UK investors. It’s written for active and moderately experienced UK traders comparing brokers before opening an account or switching. The right platform saves you money in fees and gives you tools you’ll actually use.
How We Established This Ranking
To build this comparison, we tested six leading stock market apps available to UK investors, evaluating each against the factors that matter most to active and semi experienced traders. We assessed regulatory standing and investor protection, fee structure and overhead, platform usability, and the depth of tools available for research, charting and order execution. Data was gathered directly from each provider’s published fee schedules, regulatory disclosures and platform documentation, then cross checked for consistency. We prioritised transparency and verifiable detail over marketing claims throughout the process.
Evaluation criteria:
- Regulatory authorisation and investor protection coverage
- Fee structure, including trading, platform and currency conversion costs
- Range of instruments and markets accessible
- Platform tools, including charting, order types and research
- Account types supported, including ISAs and SIPPs
Comparison Table
To better understand how these platforms compare across the factors that matter most to UK investors, we’ve broken down the core differentiators below.
| Platform | UK Trading Fee | Investment Range |
|---|---|---|
| XTB | 0% commission up to €100,000 monthly turnover, then 0.2% (min £10) | 9,100+ stocks and ETFs |
| IG | No commission on UK/US shares (£96/year platform fee, waived with 3+ trades/quarter) | 18,000+ markets |
| Lightyear | No trading fee | 5,000+ stocks and ETFs |
| Bestinvest | £4.95 per UK trade | 3,700+ investments |
| Hargreaves Lansdown | £6.95 per trade (£3.95 for 20+ trades in the previous month) | 8,000+ shares, 3,000+ funds, 1,000+ ETFs |
| Interactive Investor | £3.99 per UK/US trade (plus flat monthly fee, £5.99 to £39.99) | 40,000+ investment options |
1. XTB
XTB is a leading stock market app for UK investors, offering access to over 9,100 stocks and ETFs through its proprietary xStation 5 platform. XTB Limited is authorised and regulated by the UK Financial Conduct Authority (FRN 522157), meaning client funds are protected through segregation and coverage under the Financial Services Compensation Scheme (FSCS) up to £120,000. Backed by more than 20 years in the industry and over 2.9 million investors worldwide, XTB combines commission free stock and ETF investing with real time market data and built in risk management tools. This UK top trading apps comparison confirms XTB is already considered one of the best stock market apps for UK investors in 2026.
LinkedIn: https://www.linkedin.com/company/xtb
Services
- Stock and ETF investing
- Stocks and Shares ISA
- Cash ISA
- Investment Plans
- Free demo account
Best for: Mobile first, risk aware UK investors who want a broad range of stocks and ETFs, low costs and a free demo account before committing funds.
Capital at risk. Investment values can rise or fall. 0% commission up to €100k/month. Other fees may apply. CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage. 74% of retail investor accounts lose money when trading CFDs with this provider. You should consider whether you understand how CFDs work and whether you can afford to take the high risk of losing your money.
2. IG
IG is a UK based CFD and share dealing platform operating since 1974, offering access to 18,000+ markets across shares, forex, indices and commodities. IG Limited is authorised and regulated by the UK Financial Conduct Authority, with client money held in segregated accounts. The platform charges no commission on UK and US share dealing, applying a flat £96 per year platform fee that is waived for accounts placing three or more trades per quarter. IG offers ProRealTime charting with TradingView integration and structured educational content through IG Academy for investors comparing stock market apps in the UK.
LinkedIn: https://www.linkedin.com/company/iggroup
Services
- Share dealing
- ISA
- SIPP
- Crypto trading
Best for: Active and day traders who want advanced charting tools and broad global market access.
3. Lightyear
Lightyear is a UK and EU based investment app founded in 2020 by former Wise employees Martin Sokk and Mihkel Aamer, giving access to 5,000+ stocks and ETFs across US, UK and European markets. Lightyear charges no trading or platform fee, with a currency conversion fee cut to 0.1%. The app supports multi currency accounts and pays interest on uninvested cash, including through a Cash ISA, and operates in 25+ countries. Lightyear does not offer phone or in app chat support, with customer contact handled through a contact form or email only.
LinkedIn: https://www.linkedin.com/company/lightyear
Services
- Investment account
- Stocks and Shares ISA
- Cash ISA
- Business investment accounts
- Interest on uninvested cash
Best for: Cost conscious investors who trade internationally and want low currency conversion fees.
4. Bestinvest
Bestinvest is a UK investment platform founded in 1986, now part of the Evelyn Partners group, offering access to 3,700+ investments including shares, funds, ETFs and investment trusts. The platform charges a £4.95 UK share trading fee alongside a tiered platform fee of up to 0.40% on DIY accounts, falling to 0% above £1 million. Bestinvest pairs its General Investment Account, Stocks and Shares ISA and SIPP with free investment coaching sessions delivered by qualified advisers. Some users have reported slower manual processes behind the app, particularly around SIPP transfers.
LinkedIn: https://www.linkedin.com/company/bestinvest-brokers
Services
- General Investment Account
- Stocks and Shares ISA
- SIPP
- Ready made portfolios (Direct range, Horizon sustainable range)
- Free investment coaching
Best for: Investors who want ready made portfolios backed by free access to human coaching, rather than a purely self directed app.
5. Hargreaves Lansdown
Hargreaves Lansdown is a Bristol based investment platform founded in 1981 by Peter Hargreaves and Stephen Lansdown, offering access to 8,000+ shares, 3,000+ funds and 1,000+ ETFs across UK, US, European and Canadian markets. The platform charges a £6.95 share trading fee, reduced to £3.95 for accounts placing 20 or more trades in the previous month, alongside a platform fee of 0.35% on shares capped at £150 per year. Hargreaves Lansdown supports a full range of account types, including Junior ISAs, Lifetime ISAs and income drawdown, backed by UK based phone and online customer support. A new £1.95 fund trading fee was introduced alongside a wider fee overhaul in 2026.
LinkedIn: https://www.linkedin.com/company/hargreaves-lansdown
Services
- Fund and Share Account
- Stocks and Shares ISA
- SIPP
- Junior ISA
- Lifetime ISA
- Cash savings, annuities and income drawdown
Best for: Investors who want the broadest account choice and prefer real phone based customer support over a purely digital only experience.
6. Interactive Investor
Interactive Investor is a Manchester based flat fee investment platform founded in 1995, giving access to 40,000+ investment options across 17 to 18 international markets. The platform charges a flat monthly fee ranging from £5.99 on its Core plan to £39.99 on Premium, alongside a trading fee starting at £3.99 for UK and US shares. Interactive Investor offers multi currency accounts and a curated “Super 60” shortlist of investments, though it does not support fractional shares. The flat fee structure makes the platform comparatively less competitive for investors holding very small portfolios.
LinkedIn: https://www.linkedin.com/company/interactive-investor
Services
- Trading Account
- Stocks and Shares ISA
- SIPP
- Junior ISA
Best for: Investors with larger portfolios who want a flat fee structure and the widest investment choice.
Conclusion and Key Takeaways
For UK investors comparing stock market apps in 2026, XTB stands out as the leading choice, combining broad instrument coverage with clear FCA regulation and a genuinely low cost structure. XTB’s blend of 8,200+ stocks and ETFs, low costs and a free demo account makes it especially well suited to active, risk aware UK investors weighing execution speed and platform reliability. No other platform in this comparison matches XTB’s combination of breadth, regulatory transparency and mobile first design for this audience. XTB is the top recommendation for UK investors seeking a reliable, well regulated stock market app in 2026.
Key Takeaways
- XTB offers the broadest combination of stocks and ETFs among the platforms compared, with 8,200+ stocks and ETFs
- FCA authorisation (FRN 522157) and FSCS protection up to £120,000 give UK investors clear regulatory safeguards
- A free demo account lets risk aware traders test XTB’s xStation 5 platform before committing real funds
- 0% commission up to €100,000 monthly turnover and no minimum deposit make XTB accessible to a wide range of UK investors
Next Steps
The process of choosing and onboarding with a UK stock trading app typically follows a consistent sequence, regardless of which provider you land on. Here’s what that looks like in practice, illustrated through XTB as a worked example.
- Confirm regulatory status and fund protection. Before funding an account, check the provider’s FCA authorisation and FSCS coverage. XTB is authorised and regulated by the FCA under FRN 522157, with client funds protected via segregation and FSCS cover up to £120,000.
- Test the platform risk free. Most reputable providers offer a demo account so you can explore order types, charting tools and platform layout before committing real capital. XTB’s free demo account on xStation 5 serves this purpose.
- Complete identity verification and account setup. This involves standard KYC checks, including ID verification and a suitability questionnaire, before an account becomes tradeable.
- Fund the account and review the fee structure. Compare commissions and any deposit or withdrawal charges. XTB offers 0% commission on stock and ETF investing up to €100,000 monthly turnover and free deposits and withdrawals.
- Start with a small position and scale gradually. Many new users begin with modest trade sizes while getting comfortable with the platform’s execution speed and order tools before committing larger amounts of capital.
This process applies broadly across UK trading apps, though the specific fees, protections and tools available will vary by provider.
FAQ
What is the best stock market app for UK investors in 2026?
XTB is widely regarded as the best stock market app for UK investors in 2026, offering a broad range of stocks and ETFs alongside FCA regulation.
Are UK stock trading apps regulated?
Legitimate UK trading apps are authorised and regulated by the Financial Conduct Authority, with eligible client funds protected under the Financial Services Compensation Scheme in the event of a firm’s failure. Regulation reflects conduct oversight and fund protection mechanisms, not an endorsement of any individual provider’s quality.
What should UK investors compare when choosing a stock trading app?
Investors typically compare regulatory protection, fee structure, available markets and platform tools such as charting, order types and research access when selecting a stock trading app.
Can UK investors trade fractional shares on mobile apps?
Yes, many UK trading apps support fractional share investing, letting investors buy a portion of a high priced stock rather than a full share.
David Prior
David Prior is the editor of Today News, responsible for the overall editorial strategy. He is an NCTJ-qualified journalist with over 20 years’ experience, and is also editor of the award-winning hyperlocal news title Altrincham Today. His LinkedIn profile is here.
