They offer competitive odds many sports, and the best odds guaranteed offer here also stretches to some greyhound races as well as horse racing. Betfred has also expanded into North America. A £10 deposit here is needed to earn the maximum free bet of £50. The Unibet betting site was founded by a Swedish entrepreneur in his London flat in the 1990s.

How do I choose a betting sign-up offer?

Win or win part of e/w outright singles. In event of a dead heat, offer won't apply. Applies to First Past the Post result. Opt in, deposit & bet £10 (odds 2.00+) within 7 days of registration. Get £30 in Free Bets for selected markets, 7 days expiry.

Are all online bookmakers fair and honest?

Bet £10, Get £40 in Free Bets New customers: Deposit £10+ within 7 days and place a sports bet. T&Cs apply.Acca Club: Available to new & existing customers. The UK is lucky to have the most competitive online gambling market in the world. It is larger and more mature than any other online gambling sector, and it also has the tightest regulation. That means UK punters have a wealth of high-quality, safe, secure, licensed online bookmakers to choose from. It is now one of the most popular online bookmakers in the world, with thousands of staff spread across the globe, but like many of the best betting sites the UK remains a key market.

Bet365 offers a 'Bet £10, Get £30 in Free Bets' promotion for new app users
William Hill provides free bets through their app via the 'Bet £10 Get £30' offer
Ladbrokes features a 'Bet £5 Get £20' free bet bundle on their mobile application
Paddy Power's app often includes risk-free bets and money-back specials

The Irish bookmaker has gained a reputation for offering great betting odds on a variety of markets to attract customers to use its online betting site.

Condition Type	Typical Requirement	Importance
Minimum Odds	1/2 (1.50) or greater	High - dictates qualifying bet
Expiry Period	7 to 30 days after issue	High - free bet will be forfeited
Eligible Markets	Often excludes certain bet types	Medium - check where you can use it
Payment Method	Excludes some e-wallets	Medium - affects deposit eligibility
Withdrawal Restrictions	Winnings may be subject to wagering	High - affects when you can cash out

However, underneath all this there is a very sophisticated UK betting site with great bonuses and a polished user experience. Particularly for horse racing, where you can find best odds guaranteed, cash out and acca insurance offers.

Feature	App Example	Description	Benefit to User
Bonus Wallet	bet365	Separate balance for bonus funds	Clear tracking of free bet funds
One-Click Bet Slip	Paddy Power	Apply free bet with single tap	Speed and convenience
Free Bet Notifications	William Hill	Push alerts for new free bets	Never miss an offer
Bonus Terms Pop-up	Ladbrokes	Key T&Cs shown before use	Informed decision making

BOYLE Sports was founded in Ireland in 1982, and is one of the most prominent betting sites you will see on high streets alongside its online betting. It is one of the world's largest online gambling companies, that stands alone as a private company.

Featured Sites With Free Bets

Most offers will require some sort of opt in before you do any other qualifying activities, so make sure to check on the offer page. For betting sign-up offers, you will need to add a code while setting up your account, you cannot retrospectively add the code once the account is created. Most free bets are awarded once your qualifying bets are settled, with many offers this is done almost immediately, and our trusted bookmakers will always try get the free bets to your account as quick as possible. Once you have met the conditions and been awarded the free bet, it is important to understand what terms can affect how you can use it: Where can I use the Free Bet? Like qualifying bets, some free bet offers will only be valid on certain events, markets, or bet types.

Variety of Sports Betting Markets ⚽🏀🏈

Make sure you read where the free bets can be used before opting in. Nearly all free bets have an expiry, typically they will not last longer than 7-days, but they can also be bound by specific events, for example expiring after a specific match has finished. Compare reviews and offers from the best betting sites in the UK! Online bookmakers have different in strengths and focusses, but which of the popular betting sites from the UK Bookies provides the sports betting service you need? Bet £10, Get £30 in Free Bets Minimum £10 stake on odds of 1/2 (1.5) or greater on sportsbook (excluding Virtual markets). Spreadex is possibly the UK's most popular spread betting website.

I. Kwiff - Best Overall

It is a great opportunity to claim some betting sign-up offers with competitive offers from all our bookmaker partners. You can get the latest Grand National free bets at the top of this page, or head over to our Grand National Hub for free betting tips, interviews with trainers, and more! Does the qualifying bet need to be a specific type? For example, a Bet Builder, a single, or each-way bet. Do you need to stake over a specific amount to be awarded the bet?

Grand National Boosted Odds

Is it the value of the first bet you place? The value of several bets over a period? Do you have to deposit using a specific method? Some offers do not work if you deposit using Apple Pay or Google Play and require card details to be used for your first deposit, make sure you check which methods work with the offer. Some offers are only valid when you place the qualifying bet on a specific event, in some cases it can even be a specific market. It allows customers to bet in a completely different way to looking for the best odds with a fixed odds bookmaker. Spreadex also offers something similar to traditional online betting sites, a fixed odds UK sportsbook with a wide range of markets.

Free bets are ideal for trying out new betting markets without risk
They allow you to test an app's features and usability with bonus funds
Use free bets to back longer-odds selections you wouldn't normally risk cash on
They can be a good way to build a starting bankroll if successful
Always check the terms for any restrictions on which sports or events are eligible

The Tote was one of the best known bookmakers even before they opened an online betting site.

What can you use your free bets on?

Bet365 is also one of the best betting sites that accept Apple Pay. Check out our Bet365 UK Bookmaker Review. BetMGM was founded in the 80s and built up the one of the best known casino brands in the world. Now they have an online sportsbook in the UK with the aim of becoming one of the most successful UK bookies online. It is also one of the top US sportsbooks after taking a dominant position in the country as sports betting opens up in more states.

Unibet - Great Mobile App

Ladbrokes is another UK high street giant, with betting shops spread across the country. In 2016, it merged with rival Coral to create the UK's biggest bookmaker. The group was then purchased by Bwin owner Entain. Betfred takes its name from charismatic founder Fred Done, who has turned it into one of the UK largest betting companies. Again another company with a wide range of markets for customers to bet on. Founded in 1928 and owned until 2011 by the UK Government it was the premier on-track betting operator in the UK, standing out from other bookmakers by operating a pool system for betting.

Betway's 'Free Bet Club' offers £25 in free bets for placing £25 worth of qualifying bets weekly
888sport's app welcome offer is 'Bet £10 Get £30 + £10 Casino Bonus'
Boylesports app promotion: 'Bet £10 Get £20 in Free Bets' for new UK customers
LiveScore Bet offers a '£20 in Free Bets when you place a £10 bet' via their app
QuinnBet provides a 'Bet £10 Get £5 Free Bet' welcome bonus on their mobile app

The Placepot and Scoop 6 are two of the top offerings from this betting site which is most famous for their on-track horse racing betting windows. QuinnBet is another one of those bookmakers who are well known in Ireland and are now branching out into sports wagering in the UK with the launch of their own UK betting site.

Understanding the T&Cs of Free Bets

But this also means its harder to find the best betting sites in the UK. It can be difficult to identify the best UK online bookmakers in such a crowded field of betting sites, so we created this guide to help you out. Read on to discover the best UK betting sites, the range sports you can wager on and how to maximise your enjoyment and your chances of winning a profit when the free bet you use on your qualifying bet settles on your chosen betting site. Every bookmaker listed is licensed by the UK Gambling Commission, so you're always betting in a fully regulated environment with legal protections in place. We list bookmakers side by side, making it straightforward to compare offers without visiting each site individually.

UK's Longest List of Betting Sites and Offers

Most betting sites offer free bets which come in different forms. It's worth checking what yours can be used on before signing up. Look beyond the welcome offer for ongoing promotions. Several sites listed run regular bet builder and acca insurance deals for existing customers. There are a large number of UK betting sites available, meaning customers can pick and choose the bookies that appeal the most to them. The operator is well known for a reason, an easy to use website combined with great sports new customer betting offers and top odds on a wide range of different markets.

Best World Cup free bets for 2026

Bet £10 Get £40 in Free Bets Deposit £10+ within 7 days & bet on sports. Reward = 4 x £10 Free Bets (2 x £10 Bet Builders & 2 x £10 Sports Bets). Free bets not valid on e-sports & non-UK/IE horse racing. Bet £10, Get £30 in Free Bets Bet a min £/€10 at odds of 1/1 (2.0) or greater across sports or racing within 7 days of registration to qualify. Bet £5, Get £30 in Free Bets Min first £/€5 bet within 14 days of account reg at min odds 1/2 to get 6 x £/€5 free bets (selected sportsbook markets only, valid 7 days, stakes not returned).

Horse Racing Betting

Bet £10, Get £60 in Free Bets Place a £10 fixed odds single or £10 each-way bet at minimum odds of 1/2. Get 3 x £10 free fixed odds bets, 3 x £5 Total Goals football spread bets, 3 x £5 Winning Favourites spread bets and a £1 racing Race Index spread bet. Bet £10, Get £20 in Free Bets Opt in, deposit & bet £10 on any sports (odds 2.00+) within 7 days. Get 4 x £5 sports free bets for set markets (odds 2.00+), which expire in 7 days. 18+ New UK customers (Excluding NI) only. BetVictor is one of the largest UK online bookmakers, which regularly performs well when punters vote for the best UK betting sites on the market.

Horse Racing & Football Free Bets

It’s important to choose from the best 20 betting sites UK has to offer to ensure you get a generous bonus along with a first-class sports betting experience when you log into your account. Our team of experts have reviewed all of the popular betting sites to compile a definitive list. We have a number of categories deemed the most important by our readers, and the best online betting sites need to tick all the right boxes in order for us to recommend them. Here at Bookies.com, we have bet paypal bet sites decades of industry experience between us, which means that we know what features good UK betting sites have and why other operators would need to show improvement to be included. We will only select the best betting sites, and the list can change according to those improvements or any decline in the overall service.

Bet £10 and Get £40 Free Bet

We strongly advise that you sign up with the best betting sites UK has via the links on this page, with Bookies.com regularly able to secure the best deals from Trustly betting sites and others. These might come in the form of a deposit bonus, a matched free bet or even money back if your first bet doesn’t win. Entrepreneur Denise Coates set up Bet365 in a portakabin outside her father's betting shop in Stoke-on-Trent back in 2000. It is now the world's most popular online bookmaker, with a market-leading position in the UK and many other countries around the world. This UK betting site pioneered in-play betting, live streaming, cash out and many other features we now come to take for granted on the best betting sites. It offers comprehensive coverage of lots of different sports, attractive odds and valuable bonuses including a bet £10 get £30, with their 100 free spins offer no longer applying due to UK regulations changing in January 2026.

Sport	Typically Eligible?	Common Odds Restriction	Notes
Football	Yes	1/2 (1.50) or greater	Most common eligible sport
Horse Racing	Yes	1/1 (2.00) or greater	Often higher minimum odds
Tennis	Yes	1/2 (1.50) or greater	Usually includes all markets
Virtual Sports	No	N/A	Almost always excluded
Politics/Novelties	Rarely	N/A	Check specific terms