Compare online trading platforms

If you want to invest in the most valuable companies such as Amazon and Microsoft or get in on pharmaceutical stocks like AstraZeneca or Pfizer you'll need an online trading account. Compare some of the best trading platforms that can make it easier for you to trade the shares you want.

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Your investments are not guaranteed: shares can fall in value as well as rise, and you may not get back the full amount you put in.

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How to start stock trading online

If you're interested in online stock trading, you'll need to open a stock trading or share dealing account online. Then you can add money to it and start to buy shares online and sell them as a way of making money.

You do this by using a stock trading platform. A trading platform is software that you use to conduct your trading. This includes opening, closing, and managing market positions through a financial intermediary such as an online broker.

What is online stock trading?

Online stock trading is the process of buying and selling company shares over the internet. It's sometimes called share dealing.

A share is a unit of ownership in a listed company. Share dealing lets you to buy stock in companies large and small – including Google, Apple or Facebook – to potentially make a profit if you sell that stock after its price rises.

Finding the best trading platform, UK wide

Different stock trading platforms offer varying features and fee structures. So when looking for the best trading platform, UK residents should think about these factors:

Fees: All online market trading platforms, UK wide, charge you a fee for each transaction you make. This is the case whether you want to buy shares online or sell them. If you're doing a larger trade, the fee might be calculated as a percentage of the transaction. Some providers also charge an ongoing annual or monthly fee on top of this. The best platforms usually have more fancy features, which will cost you more.

Ease of use: Online stock trading can be complex. Often you'll need to respond quickly to market changes. So look for a share dealing platform that lets you make fast, accurate, hassle-free trades.

Access to data and research: The best trading platform, UK wide, for your needs will give real-time market updates. Others give dynamic or delayed market updates. And sometimes, a share dealing platform will give you research and broker analysis on individual stocks. This information can be helpful to make decisions about which shares to buy.

Trade options: Look at what options are available for you to buy shares or sell them. Can you buy or sell shares at a set price? Are stop loss orders an option? This will help reduce your risk.

Margin loans: Some people borrow money to help build their investment portfolio. If you want to do this, check to see if your share dealing platform or online broker offers margin loans.

Security: How secure is the platform? The best trading platform will make sure your funds are safe.

Stock trading platforms can come in the form of desktop software, web-based platforms, or even smartphone apps.

Which is the best stock trading app for beginners?

It's hard to say which is the best online trading platform, UK wide. But when you're choosing you should think about factors such as share selection, design and extra features.

The best stock trading app should offer you a wide variety of stocks to trade. If it has a limited share selection, and the shares you want to buy aren't on the app, you could miss out on important money-making opportunities.

The design of an online trading app should make it easy to use. It's important that you can find all the features and tools you need quickly.

Some stock trading apps offer extra features, like demo accounts and stop loss functions.

What is the best trading platform?

The best share dealing platform for you is the one that suits your financial needs and your investing strategy.

Some well-known and reputed online stock trading platforms include:

Trading PlatformPlatform FeeShare dealing chargeInvestment Options
Degiro£0£2.75 (UK)Shares, ETFs, options, futures
IGUp to £24 per quarter£8 (UK)Shares, ETFs, investment trusts
Interactive Investor£4.99 per month£3.99 (UK and US)£3.99 (UK and US) Shares, funds, investment trusts, ETFs
Hargreaves Lansdown£0£11.95Shares, ETFs, funds, bonds, investment trusts
Saxo Markets£0£3 (UK)Shares, ETFs, funds, bonds
Date Updated 28 March 2025
Be aware that these fees can vary depending on how frequently you trade, the amount you invest and the type of investment you choose.

What to think about before you invest

1

Only invest what you can afford to lose

Stock trading is a risky venture: the value of stocks can rise and fall due to external economic factors. As a result, you may get back less money than you originally invested.

2

Start with small investments

It's a good idea to take time to get used to buying and selling stock on a trading platform. This is especially true if you're new to trading shares in an online environment.

3

Do your research

Investigate each company before trading in their stock. Visit their website to find out what they do and how they are performing. You should also check for economic news and trading reports.

Top tips to for online stock trading, UK wide

Although everyone has their own investment needs and goals, essentially the end goal is make as much of a return on your investment as you can.

Here are some tips based on conventional wisdom that investors can keep in mind:

  • Think long term. Unless you're an expert trader with knowledge of the day-to-say intricacies of the stock market, trying to make short-term gains is probably not a good idea. Instead, if you're thinking of investing in stocks, be prepared to tie your money up for at least five years. That covers any market fluctuations from affecting your eventual return on investment.

  • Diversify your portfolio. Investing in a variety of different industries, maximises returns by investing in different areas that would each react differently to the same event.

  • Don't panic. Many investors often panic when the market has a momentary dip and follow other people into selling. Highs and lows are part of investing in the stock market, and it can be more profitable to be patient and ride it out.

Online stock trading FAQs

How do I start online trading?

You can start online trading by opening an online stock trading account. Once the account is opened, transfer the amount of money you plan to trade into the account. Once in place, that money can be used to buy and sell shares.

Can I buy shares in any company?

No, the company must be listed on a stock exchange such as the London Stock Exchange (LSE) or Alternative Investment Market (AIM). Do your research to check which exchange is best for you.

What is certificated share dealing?

This type of share dealing involves the purchase and sale of paper share certificates rather than shares you’ve traded digitally. Find out more about certified share dealing and compare accounts with our guide.

How can I cut the cost of share dealing?

Consider signing up for a frequent trader account if you think you’ll make multiple trades per month – this could reduce the cost of each individual trade, although you should always check each company’s terms before signing up.

How much money do I need for stock trading?

In terms of how much money you need for stock trading, it's not as much as you might think. Some online trading platforms will let you invest as little as £25 a month. You could start by setting aside a few hundred pounds for trading, then gradually increase how much you invest as you improve your knowledge and gain better insights into the market. As your profits grow, so too can your investments, but remember there are no guarantees, and your investments can go down as well as up.

Can I deal in shares through a mobile app?

Yes, if an app is available through the company you’re using. Before you use an app to make trades, you’ll need to set up an online account and transfer money into it. If mobile access is important to you, make sure your broker offers this before you sign up, as not all do.

How do brokers execute trades?

After a broker has been instructed to carry out a trade, they will try to find another broker looking to trade in the same shares. They will then negotiate a price for the shares and strike the deal. 

How much you pay will depend on when the deal is made, rather than when you placed the order. During working hours, most brokers offer a ‘Quote and Deal’ instruction, where you’re given the best price and have 15 seconds to accept. 

If this isn’t possible, the broker must locate a specialist who offers the types of share they’ve been instructed to trade. You could choose an order that gets the broker to buy at the best price possible when they find a deal, or you can set limits for the maximum you’re willing to pay or the minimum price at which you’re prepared to sell.

Processes vary by broker, so check what kinds of orders you can make with your chosen provider.

What are share dividends?

These are special payments offered by the company to those who own shares. Share dividends may be paid out up to four times a year, once per quarter. There are two primary conditions for receiving dividends:

  • The company must have made a profit after tax

  • It must also agree to make dividend payments, through a vote at the company’s annual general meeting (AGM)

If you qualify to receive dividends from your shares, you’ll often be given the option of using the money to purchase additional shares or you can opt to be paid in straight cash.

What is a stop-loss order?

A stop-loss order is an order placed with a broker to buy or sell once the stock reaches a certain price. The purpose of a stop-loss order is to limit losses.

For example, if the stop loss order is set to 5% below the price you bought the shares, the broker will sell the shares if the price of the stock falls by 5%.

How are shares taxed?

If your shares are held in an ISA, you will not need to pay tax on your profit or purchases.

If they are not in an ISA, you may need to pay stamp duty and capital gains tax.

Stamp Duty Reserve Tax (SDRT) will be 0.5% of the trade's value if you buy UK shares that are settled through CREST (the UK electronic settlement system).

The amount of capital gains tax you pay when you sell your shares will depend on your income tax bracket and how much money you make from the sale. In the 2021/22 tax year, capital gains tax is 10% for basic rate taxpayers and 20% for higher and additional rate taxpayers.

There is a capital gains tax-free allowance of £12,300 for the 2021/22 tax year. This means your gains would need to exceed £12,300 in order for you to be required to pay capital gains tax.

Is online stock trading safe and secure?

Online stock trading is safe and secure if you use a regulated stock trading platform. But that doesn't take away from the fact that stock trading is an inherently risky activity. That’s why you should not trade with more money than you are willing to lose. It’s also important to educate yourself about trading by reading books and news articles to increase your knowledge.

About our share dealing accounts comparison

Who do we include in this comparison?

Our comparison tables include providers with whom we have commercial arrangements. The number of listings in our tables can vary depending on the terms of those arrangements as well as other market developments. They are all from lenders regulated by the Financial Conduct Authority (FCA).

Here is more information about how our website works.

How do we make money from our comparison?

We have commercial agreements with some of the companies in this comparison and get paid commission if we help you take out one of their products or services. Find out more here.

You do not pay any extra and the deal you get is not affected.

¹Based on data from the 'Ownership of UK quoted shares' report by ons.gov.uk

Last updated: 24 October 2022