Online Bookmakers

Find the best online bookmakers and full bookmaker reviews with BetBlazers.com

The Best Online Bookmakers for your betting

Our rating:
  • Great welcome bonus for sports, casino and poker
  • User friendly and fun to use betting app
  • One of the biggest betting sites in the world
Sport bonus:

100% up to £100

New Customers only - £10 minimum deposit using promo code FOOTBALL - First bet must be placed on any market - Minimum stake £10 at odds of 1/2 (1.5) - Free bets credited upon qualifying bet settlement and expire after 7 days - Free bet stakes not included in returns - Deposit balance is available for withdrawal at any time. General deposit method & withdrawal restrictions apply & Full T&C’s apply.

Our rating:
  • Generous welcome offer for new players
  • Huge selection of betting markets & good promos
  • Offers casino, poker, bingo & sports betting
Sport bonus:

£10 Free Bet

New UK customers only. £10 Min Deposit. 100% matched free bet on your first deposit of £10. 1 x wagering at odds of 1.75+ to unlock Free Bets. Debit Card & Paypal deposits only. This offer is valid for 7 days from your new account being registered. Full Terms apply. 18+. BeGambleAware.org. Bet The Responsible Way.

Our rating:
  • Offers betting exchange & regular sports betting
  • Great value odds for players
  • Top mobile apps for iOS and Android
Sport bonus:

Money Back as Cash up to £20

New customers only. Min odds 1/5 (1.2). Max £20 refund on first bet. Only deposits made via Debit Card will be eligible for the promotion, Apple Pay excluded. T&Cs apply.

Our rating:
  • Great selection of sports betting markets, both live & pre-match
  • Also offers a betting exchange
  • Attractive welcome bonus for new players
Sport bonus:

Bet £5 get £20 in Free bets

18+ New UK+IRE customers. Paypal and certain deposit types and bet types excluded. Min €5 bet within 14 days of account reg at min odds 1/2 = 4 x €5 free bets. Free bets valid for 4 days on sports, stake not returned, restrictions apply. T&Cs apply.

Our rating:
  • World's largest and (according to us) best betting site
  • Best for live-betting and live streaming
  • Very large selection of betting markets and live odds
Sport bonus:

100% up to £100 in bet credits

Open Account Offer. Up to £100 in Bet Credits for new customers at bet365. Min deposit £5. Bet Credits available for use upon settlement of bets to value of qualifying deposit. Min odds, bet and payment method exclusions apply. Returns exclude Bet Credits stake. Time limits and T&Cs apply.

Our rating:
  • Great selection of sports betting markets
  • The markets biggest choice of Money Back offers
  • Incredible live streaming of sports
Sport bonus:

£20 First Bet Money Back as Cash if It Loses
Plus a £5 Bet Builder Free Bet!

New customers only. Place your FIRST bet on any Sportsbook market and if it loses we will refund your stake in CASH. Max refund is £20. Only deposits made using Cards will qualify. £5 Bet Builder free bet will be available to claim from the promotions hub after the qualifying bet has been settled & will be valid for 7 days. T&Cs apply. Please gamble responsibly.

Our rating:
  • Wide ranging sports betting options & features
  • Modern sportsbook for desktop and via app
  • Trusted betting site with global focus
Sport bonus:

Bet £5 Get £30

New Customers opt in, bet £5 & get 2x £10 Free Bets for set events (odds 2.00+) + £10, Slots Bonus, selected games, 20x wagering to withdraw max £250. Bonuses expire in 7 days. Card Payments only. Additional terms for existing BetVictor customers apply. T&Cs Apply, see below. 18+ | begambleaware.org | Please gamble responsibly

Our rating:
  • Great new welcome bonus for the UK
  • Strong emphasis on classic sports betting
  • User friendly and attractive setup
Sport bonus:

Up to £50 Welcome Bonus

18+. New depositing STSbet.co.uk customers only. Promotion valid from 08/06/2021 until further notice. First deposit min. £20. Wager min. £100 on any sportsbook-related markets, single or accumulator bets, pre-match or in-play, with min. odds of 4/5. £5 cash for each £100 wagered. Up to £50 cash in total. Deposit method restrictions apply. Full T&Cs apply. BeGambleAware.org

Our rating:
Sport bonus:

Bet £15 get a £10 Free Bet

Turnover: 1x bonus amount Lowest odds: 1/1 Bonus code: No code

Our rating:
  • At the absolute forefront when it comes to mobile betting
  • Great welcome bonus as well as a selection of promotions
  • Large selection of sport you can live stream
Sport bonus:

100% In-Play Profit Boost

Full T&Cs apply. New customers only. Deposit £10 min and claim in ‘my offers' 1x100% mobile in-play profit boost. Max stake £10. Max extra winnings £100. Valid for 30 days. Skrill/Neteller deposits do not qualify. 18+ www.begambleaware.org

Our rating:
  • Combines a solid sportsbook with a slick online casino
  • Perfect for UK punters and accepts UK debit cards
  • Betting app for sportsbook is one of the best
Sport bonus:

No longer operating - click 'Claim' to see other options

New Customers only. First settled bet £/€10 (£10 E/W+) - £/€25 (£/€25 E/W+) at odds 2.0+ qualifies. If first settled bet loses, free bet credited within 24 hours of bet settlement, use within 7 days, Stake not returned. See Full T&Cs.

Our rating:
  • Your first stop for betting on North American sports
  • Their Glory Holes can't be beaten
  • Excellent matched welcome bonus
Sport bonus:

£10 Free Bet on Double

New Customers only. Expires 28/02/22. Qualifying bet £10 on any sports double within 48 hours of registration - Min odds 1.7 per selection. Max free bet £10 to be used at odds 1.7 and above per selection. Free bets expire after 7 days. 18+ Be GambleAware. Full terms apply.

Our rating:
  • Competitive across sports betting and casino
  • Award winning live casino
  • A great place to find niche sports betting odds
Sport bonus:

£10 Free Bet

T&Cs apply. New players only. The qualifying bets to claim the Bet must have minimum odds of 3/1 (4.00) or higher before triggering free bets. 18+. BeGambleAware.org

Our rating:
  • The markets best sports betting bonus
  • Vast selection of promotions which are updated regularly
  • Offers Fantasy Sports leagues
Sport bonus:

£40 Money Back
+ £10 Casino Bonus

New customers only. 18+, BeGambleAware.org. Min deposit £10. Money back as bonus. Wagering requirements: Sportsbook 3x at min. odds of 1.40 (2/5), Casino 25x. Only one bonus can be used at a time, Sportsbook bonus must be wagered before using the Casino, unless the bonus has been forfeited. Bonus will expire after 7 days of opt-in.

Our rating:
  • Great reputation especially when it comes to customer service
  • One of the biggest range of odds markets you'll find anywhere
  • Perfect place to combine sports and casino betting
Sport bonus:

Bet £20 Get £10 Free Bet

New customers only. Max one £10 free bet. Qualifying bets must be placed at min odds of 1/1 (2.00). Paid as bonus token with min 4/5 (1.80) odds req.

Our rating:
  • At the forefront of sports betting
  • Great sports and casino welcome offers
  • Established and reliable name on the market
Sport bonus:

Bet £5 Get £20 in Free bets

18+ Eligible UK+IRE players. Paypal & some deposit & bet types excl. Min first £5 bet within 14 days of account reg at min odds 1/2 = 4x £5 free bets. Free bets valid for 7 days, stake not returned. No cash-out, restrictions & T&Cs apply.

Our rating:
  • Great deposit bonus for all new players
  • Top for tennis live streaming
  • Huge range of betting markets for football and racing
Sport bonus:

Bet £10 & Get £30 in Free Bets

New customers who register, deposit & bet via Mobile only,, min £10 stake, win only, min odds 1/2, free bets credited as 2 X £15 (30 day expiry), free bet/player/payment method/country restrictions apply.

Our rating:
  • Well established online bookmaker
  • Great value odds for major sports
  • Offers niche markets for more popular world sports
Sport bonus:

Up to £50 in Free Bets

18+. Complete 4 Welcome Challenges. Get up to £50 in free bets, 20 free spins (available on Starburst only), an OddsBoost token and a £10 Casino Bonus (10x Wagering reqs). Rewards valid for a limited time only. T&Cs apply.

Our rating:
  • New & surprisingly good sports betting section
  • Competitive welcome bonus for new players
  • Popular casino site
Sport bonus:

£20 Free Bet

Lowest odds: 1/1 (2.0) Bonus code: No code

Our rating:
  • Lots of different sports betting promotions
  • Very large range of betting markets
  • Quick winnings withdrawal, without any fees
Sport bonus:

100% up to £50

New Customers only; Min. deposit £15 (no Skrill/Neteller); Bonus amount is 100% of deposit up to £50; Offer can be claimed once per household; Wager the qualifying deposit and bonus amount 8x within 30 days to convert bonus winnings into real money; Wagers must be on min. odds of 4/5 on singles or acca bets with min. odds of 2/5 per selection to qualify; Max. stake contribution to wagering requirement is the value of your bonus; Certain bet types are excluded; See full terms; Terms apply; 18+

Our rating:
  • Quick, easy and efficient betting
  • Great to navigate and find bets
  • Top selection of offers
Sport bonus:

100% up to €120

Turnover: 5x bonus amount Lowest odds: 1.40

Our rating:
  • Hard to beat for promotions
  • Great markets for cricket, football & more
  • Casino tournaments with a range of prizes
Sport bonus:

100% Up to ₹8000

Turnover: 6x bonus amount Lowest odds: 2.00 Bonus code: No code

Our rating:
  • Lots of odds options across a number of sports
  • Top level bonus when you register a new account
  • Betting site fully available in English & Hindi
Sport bonus:

120% up to ₹74,000
+ a ₹400 Free Bet

Turnover: 15x bonus amount Lowest odds: 1.50 Bonus code: No code

Our rating:
  • Quick, easy and efficient betting
  • Great to navigate and find bets
  • Top selection of offers
Sport bonus:

100% up to ₦50,000

Turnover: 5x bonus amount Lowest odds: 1.40 Bonus code: No code

Our rating:
Sport bonus:

110% on First Deposit up to ₦50 000

Turnover: 5x bonus amount Lowest odds: 1.35 Bonus code: No code

Our rating:
  • Wide range of deposit methods & currencies
  • One of the biggest bonuses in KE & NG
  • Fast growing international bookmaker
Sport bonus:

Claim up to 20 000 KSh in bonuses
Deposits with M-Pesa

Turnover: 12x bonus amount Lowest odds: 2.10

Our rating:
  • Generous welcome offer for new players
  • Huge selection of betting markets & good promos
  • Offers casino, poker, bingo & sports betting
Sport bonus:

R25 Sign Up Bet

Turnover: 1x bonus amount Lowest odds: 1.80 Bonus code: No code

Our rating:
  • New & surprisingly good sports betting section
  • Competitive welcome bonus for new players
  • Popular casino site
Sport bonus:

Bet $20 get $20 Free Bet

Lowest odds: 2.00 Bonus code: No code

Our rating:
  • Generous welcome offer for new players
  • Huge selection of betting markets & good promos
  • Offers casino, poker, bingo & sports betting
Sport bonus:

Up to $60 Free Sports Bet

Turnover: 1x bonus amount Lowest odds: 1.75 Bonus code: No code

Our rating:
  • Great welcome bonus for sports, casino and poker
  • User friendly and fun to use betting app
  • One of the biggest betting sites in the world
Sport bonus:

100% up to $250

Turnover: 6x bonus amount Lowest odds: 1.50 (-200) Bonus code: No code

Our rating:
  • At the absolute forefront when it comes to mobile betting
  • Great welcome bonus as well as a selection of promotions
  • Large selection of sport you can live stream
Sport bonus:

100% up to $1000
+ up to $75 Free Bet

Turnover: 5x bonus amount Lowest odds: 1.80 (-125) Bonus code: No code

Our rating:
  • Top quality live betting experience
  • Extensive virtual sports on offer
  • Wide range of promotions
Sport bonus:

100% up to $150

Turnover: 6x bonus amount Lowest odds: 2.00 (+100) Bonus code: No code

Our rating:
  • Great reputation especially when it comes to customer service
  • One of the biggest range of odds markets you'll find anywhere
  • Perfect place to combine sports and casino betting
Sport bonus:

100% up to $100

Turnover: 9x bonus amount Lowest odds: 1.30 (-333)

Our rating:
  • New & surprisingly good sports betting section
  • Competitive welcome bonus for new players
  • Popular casino site
Sport bonus:

Free Bet up to $50

Lowest odds: 2.00 (+100) Bonus code: No code

Our rating:
  • Extremely competitive odds for all customers
  • Offers live streaming services
  • Wide range of promotional offers
Sport bonus:

100% up to $100

Turnover: 8x bonus amount Lowest odds: 1.80 (-125) Bonus code: No code

Our rating:
  • International operator with great customer satisfaction
  • Focuses on a range of sports betting
  • Deposit methods specifically for Canadians
Sport bonus:

$200 Bonus Welcome Package

Turnover: 5x bonus amount Lowest odds: 1.50 (-200) Bonus code: No code

Our rating:
  • Quick, easy and efficient betting
  • Great to navigate and find bets
  • Top selection of offers
Sport bonus:

50% up to GHS 750
Deposits with Airtel & in cedi

Turnover: 5x bonus amount Lowest odds: 1.40 Bonus code: No code

Our rating:
  • Sports betting tailored to Indian players
  • Great range of payment methods for deposits and withdraws
  • Top quality sports bonus available in rupees
Sport bonus:

Bet £10 Get £20 Free Bet

*18+. New UK customers only. Min bet £10 to receive £10 Free Bet (placed and settled 35 days from registration). Min odds of 3/5. Free Bet credited at qualifying bet settlement and placed within 35 days. T&C's apply. Please gamble responsibly, www.begambleaware.org

Our rating:
  • Easy to use and potentially lucrative bonus
  • Great range of odds markets and betting functions
  • Available in a number of states across the US
Sport bonus:

$1000 Risk Free Bet

AZ/CO/CT/IL/IN/IA/MI/NJ/PA/TN/VA/WV only

Our rating:
  • Well known and trusted brand in the US
  • Great range of payment options for easy access and withdrawal
  • Number of US favorites have deep odds coverage
Sport bonus:

$5000 Risk Free Bet

AZ/CO/DC/IN/IA/MI/NJ/TN/VA/WV only. IL max Risk Free bet is $300. NV bonus is Bet $50, Get $50.

Our rating:
  • Offers live streaming where many others don't
  • Bonus offer can be combined with sportsbook and casino
  • Available across a number of US sites
Sport bonus:

100% Deposit Bonus up to $250

AZ/CO/CT/IL/IN/IA/MI/NJ/PA/VA/WV only

Our rating:
  • Experienced and familiar betting platform
  • Odds for US sports
  • Great sign up bonus
Sport bonus:

Risk Free Bet of up to $7500

CO only

Our rating:
  • Great looking and easy to use legal sportsbook
  • Fast deposits and pay outs
  • Stacked with promos and solid welcome bonus
Sport bonus:

Risk Free Bet up to $500

CO/MI/NJ/PA only.