Boku Casino 2026: Find the Best Boku Casinos in the UK
Boku Casino Sites offer carrier billing, allowing you to deposit money by charging it to your EE, O2, Vodafone, or Three phone bill. No cards or e-wallets required. Below are step-by-step instructions, a network comparison guide, and our list of the best Boku casinos in the UK.
Best Boku Casinos UK 2026
| Casino | Special Information | More Information | Play |
|---|---|---|---|
| 1 Read Review | | Payment Providers  1st Deposit Bonus and Free Spins - 50 Free Spins | |
| 2 Read Review | | Payment Providers 1st Deposit Bonus and Free Spins - 140 Free Spins | |
| 3 Read Review | | Payment Providers 1st Deposit Bonus and Free Spins 100% up to 100 £ 50 Free Spins | |
| 4 Read Review | | Payment Providers 1st Deposit Bonus and Free Spins - 500 Free Spins | |
| 5 Read Review | | Payment Providers 1st Deposit Bonus and Free Spins - 500 Free Spins |
Online casino features are constantly changing. For example, a new Boku bonus may be better or worse than the previous one. Based on this, the positions on our Boku casino list are updated to reflect any significant improvements and shortcomings at each casino. Additionally, when our users sign up and deposit at a Boku online casino on our list, we view this as a positive and accordingly boost that casino's rating.
Top Boku Casino Sites UK 2026
| Casino | Accepts Boku? | 1st Deposit Bonus & Free Spins | Min Deposit | Killer Feature |
|---|---|---|---|---|
| Monster | Yes | 25% up to £1,000 + 100 Free Spins | £20 | Largest multi-deposit offer |
| Duelz | Yes | 140 Free Spins | £25 | Best gamified online casino |
| JeffBet | Yes | 100% up to £100 + 50 Free Spins | £10 | Sports betting + casino games |
Explore the Best Boku Casino Sites
Below, we've hand-picked the best Boku online casinos in the UK. Read our mini reviews or click the header to go to our full review of each Boku casino site:
1. Monster Casino with Boku
Monster Casino offers a massive multi-tier welcome bonus of 25% up to £1,000 plus 100 free spins split between Book of Dead and Starburst, ideal for players looking for high-value bonuses. Monster Casino is our recommended Boku casino site in 2026.
Pros:
- Up to £1,000 bonus across multiple deposits.
- 100 free spins on popular slots, Book of Dead and Starburst.
- Vast game selection and mobile-friendly platform.
Cons:
- Minimum deposit £20 for bonuses.
- Wagering requirements apply (10x).
Summary:
| Casino Name | Monster Casino |
|---|---|
| Launch Date | 2020 |
| Welcome Bonus Offer | Up to £1,000 + 100 Free Spins |
| Wagering Requirements | 10x (bonuses) + 10x (free spins) |
| Number of Games | 2,500+ games |
| Killer Feature | Largest multi-tier welcome bonus |
2. Duelz Casino with Boku
Duelz Casino offers lightning-fast withdrawals and a unique duelling game mechanic that adds an extra layer of excitement. Their welcome bonus includes 140 free spins given in batches of 20 over 7 days. Duelz works perfectly with Boku deposits.
Pros:
- Fast withdrawals, often within hours.
- 140 free spins (20 spins/day for 7 days).
- Mobile-optimised with engaging gamification.
Cons:
- Free spins winnings are subject to 10x wagering.
- Minimum deposit of £25 for bonus eligibility.
Summary:
| Casino Name | Duelz Casino |
|---|---|
| Launch Date | 2018 |
| Welcome Bonus Offer | 140 Free Spins |
| Wagering Requirements | 10x on free spins winnings |
| Number of Games | 2,000+ games |
| Killer Feature | Fastest UK withdrawals & gamified duelling |
3. JeffBet Casino with Boku
JeffBet Casino offers a generous 100% matched deposit bonus up to £100 plus 50 free spins on Rainbow Riches Megaways with 10x wagering requirements, making it attractive for players seeking straightforward bonuses. Best of all, you can bet on sports with Boku at Jeffbet.
Pros:
- 100% up to £100 + 50 free spins.
- Low minimum deposit of £10.
- There is a good selection of slots and live casino games.
Cons:
- Free spins are capped at a maximum win of £500.
- 10x wagering requirements for the bonus + spins.
Summary:
| Casino Name | JeffBet Casino |
|---|---|
| Launch Date | 2019 |
| Welcome Bonus Offer | 100% up to £100 + 50 Free Spins |
| Wagering Requirements | 10x (bonus) + 10x (free spins) |
| Number of Games | 2,500+ games |
| Killer Feature | Sports betting + casino games |
How We Rate Casinos with Boku UK
We have some strict criteria for choosing the best Boku casinos. Here are the main areas in which the best Boku casinos need to score highly:
Boku Casino Welcome Bonus
Many Boku casinos offer UK players a welcome bonus. But we’re looking for multiple deposit bonuses and plenty of free spins. High-percentage deposit bonuses are key. And we’re constantly weighing each of these things up with the wagering requirements. That’s because we believe you should be able to withdraw your deposit bonus and free spins winnings without grinding.
Boku Online Casino Games
It’s no good collecting a decent casino bonus if the games aren’t up to scratch. Therefore, we want Boku slot sites packed with table games, progressive jackpots and video poker. After all, playing casino games is the main reason for joining a Boku casino. We also ensure that all top game providers are present, including NetEnt, Microgaming, Playtech and more.
Boku Live Casino Games
Boku slot sites are ten a penny. But live casino games aren’t always available. Therefore, we take points away if there aren’t many live dealer games ready to fire up. On the flip side, we award bonus points if there’s a healthy selection of live games. Plus, Boku casinos with the full complement of Evolution Gaming titles will get a great score from us in this section.
Alternative Boku Payment Methods
While supporting the Boku casino payment method is a must for deposits, there needs to be a healthy selection of alternatives available, too. That’s because Boku withdrawals aren’t possible at pay-by-Boku casinos. So, we want to see bank account transfers, debit cards, e-wallets, and other options to get full marks. All of the top Boku casinos feature plenty of payment options.
Bokus Casino Customer Support
You never know when you might run into an issue. And it might happen outside of regular office hours. Therefore, all the best Boku casinos need round-the-clock customer support for UK players. Not only that, but each pay-by-Boku casino should offer a variety of contact methods. We’re discussing support via email, live chat and a UK phone number.
Mobile Boku Casinos UK
To get top marks, our reviewers need to consider a site as a Boku mobile casino. By this, we mean that it should be mobile-friendly or built with mobile phone users in mind. This can be done in one of two ways: either the Boku casino site is formatted for mobile customers, or there’s a dedicated casino app. For this, we test Boku casinos on many iOS and Android devices.
UK Boku Casino Licensing
All UK Boku casino sites should have a license from the UK Gambling Commission. The UKGC does a standup job of ensuring player safety. UKGC spot checks rigorously test every Boku casino in the UK, ensuring that the site is run by the book. Plus, the UKGC is firmly on the side of players. It will even resolve disputes between players and online casinos.
What Are Boku Casinos? (2026 Overview)
Boku casinos are online casinos that accept the Boku payment method. Boku casino deposits are instant, secure, and capped at £30/day, but you can’t use Boku for withdrawals (you’ll need a different method to cash out). Boku casinos offer welcome bonuses, free spins, and cashback deals, but always check the wagering requirements. Additionally, Boku is a safe and convenient option that requires only your mobile number, making it ideal for mobile gaming. All top Boku casinos are UKGC-licensed, mobile-friendly, and offer alternative payment options. Choose a recommended Boku casino below.
Casino with Boku UK: Quick Facts
Below are some key facts about Boku, a pay-by-mobile payment method.
| Min deposit | £5 – £10 (casino-dependent) |
| Max / daily cap | £30 per transaction · £30 per day. Read more about Boku deposit limits on our dedicated guide. |
| Monthly cap | £240 total per mobile number |
| Confirmation | Reply “YES” SMS or enter 4-digit PIN |
| Supported networks | EE, O2, Vodafone, Three + MVNOs (Giffgaff, Tesco, Sky). Read our dedicated Boku mobile network comparison guide. |
| Player fee | None from Boku · most casinos charge 0% |
| Withdrawals | It is not available via Boku. Use the bank or e-wallet. |
| Bonus eligible? | Yes – Boku deposits usually count toward welcome & reload offers |
Key Boku Casino Takeaways
- Convenience of Boku: Boku casinos offer UK players a convenient pay-by-phone bill option. This makes it easy to deposit without needing a bank card or e-wallet.
- Deposit process and limits: Depositing with Boku is easy. You only need a mobile number and SMS confirmation, typically with a daily deposit limit of £30.
- No withdrawal with Boku: This method cannot be used for Boku withdrawals, so an alternative payment method is required to cash out winnings from the casino.
- Boku casino bonuses: Players can access various bonuses at Boku casinos. These include welcome bonuses, free spins and more, although availability and terms vary.
- Security and safety: Boku is a secure payment method. It only requires a mobile number, which minimises the risk of your financial data being compromised.
- Alternatives: Not every UK casino shows the Boku logo, but that doesn’t mean pay-by-phone is off the table. Read our Best Alternatives to Boku Deposits guide for more information.
How to Deposit at Boku Casinos
- Pick a Boku-ready casino and open the cashier.
- Select 'Pay by Mobile', choose your amount (most sites charge £5–£30), and enter your UK mobile number.
- Reply “YES” to the Boku text, or type the one-time PIN shown on screen.
- Your balance updates in seconds – start playing immediately.
- The charge will appear on your next phone bill (if you have a contract) or be deducted instantly from your PAYG credit.
Boku Pay By Mobile Casino Networks
Deposits with Boku work with every major UK carrier, but the user experience (and a few hidden catches) varies by network. The comparison table below outlines what to expect from each provider, including one-tap detection, built-in spending caps, and the most common roadblocks new players typically encounter.
Boku Casino Deposit: Real-Time Case Study
Hands-on test by Chris Vaughan, Senior Writer at GamblingAuthority:
- Deposited £20 via Boku at MrQ Casino; SMS confirmation to balance credit took under 20 seconds.
- Mrq charged no processing fee, and the transaction appeared on the next EE phone bill as “Boku*GAMBLING.”
- After three deposits (£60 total), the built-in £30 daily cap blocked further payments—exactly as advertised.
- Set up Neteller in advance for withdrawals; cash-out returns to the wallet within 4 hours.
Chris’ verdict: “Boku is still the fastest way to load a small bankroll, but have an e-wallet ready for payouts.”
Boku Casino UK: Safety and Security
When joining a pay-by-Boku casino in the UK, you can rest assured about safety and security.
- Boku is a secure payment method that charges deposits to your phone bill using your mobile number.
- Maintain safety by using strong passwords and enabling two-factor authentication (2FA), such as verification codes or biometric login.
- All recommended Boku casinos are licensed by the UK Gambling Commission (UKGC), ensuring compliance with strict rules on data protection, player funds, responsible gambling, and marketing.
- The UKGC also helps resolve disputes between players and casinos, providing robust consumer protection.
- A dedicated Pay by Mobile cap calculator is available to help players budget their gambling spend responsibly.
Information About Boku
Boku, Inc. is a San-Francisco-based mobile payments company that routes online transactions through two rails: direct carrier billing (DCB) – the “charge-to-phone-bill” technology UK casino players know – and an expanding mobile-wallet network that connects Apple Pay, Google Pay, GoPay, GCash, LINE Pay and 300+ regional wallets in 90 countries. Regulated under the UK Phone-paid Services Authority (PSA) Code v15 for its carrier-billing activity, Boku processed $7 billion+ in payment volume and over one billion transactions in 2024.
Boku Company Snapshot (2026)
| Founded | 2009 (assets of Mobillcash & Paymo merged) |
| Headquarters | San Francisco, California, USA |
| Listed | London Stock Exchange (AIM: BOKU) |
| CEO | Stuart Neal |
| Global reach | 90+ markets · 2000+ carriers & wallets connected |
| Core rails | Direct Carrier Billing · Mobile Wallet Gateway · Mobile Identity / Subscription Bundling (“Trident”) |
Boku Timeline: From Ringtone Billing to Billion-Dollar Volumes
- 2009—Launch: Mark Britto, Ron Hirson & Erich Ringewald combine Mobillcash + Paymo assets; Series A raises $13 M.
- 2012—Wallet pivot: First mobile-wallet integration (GCash, Philippines) signals expansion beyond pure SMS billing.
- 2014-2015—Strategic M&A: Acquires Mopay (DE) and Mobileview (IT), landing full coverage on all major EU carriers; launches PlayStation® Store carrier billing.
- 2017—$1B annual volume milestone; IPO on London AIM values company at £125M.
- 2018-2020—Authentication & Scale: It acquired Danal (mobile identity) and Fortumo (an Estonian DCB specialist), exceeding 1 billion annual transactions.
- 2023—India Payment-Aggregator licence: RBI approves Boku Network Services, unlocking direct integrations with Indian wallets and UPI.
- 2025—Wallet hub > Carrier hub: Wallet volumes outpace DCB for the first time, and Boku focuses on subscription-bundling via Trident.
Which Companies Use Boku in the UK?
High-volume merchants include Apple, Google, Microsoft, Sony PlayStation, Facebook, Tencent, Riot Games, Spotify, and DAZN. Carrier and wallet partners include Vodafone, Deutsche Telekom, Telefónica, Jio, SK Telecom, LINE Pay, KakaoPay, GCash, GoPay, and hundreds more.
Boku Awards and Industry Recognition
- “Best Alternative Payments” – UK Payment Awards (2014)
- Forbes “25 Most Promising Companies in America” – 2011 & 2013
- Juniper Research “Future Digital Award” – Mobile Money Offering (2020)
Summary of Boku Pay By Phone Bill Casinos
| Key Point | Boku Pay-by-Mobile — UK Snapshot |
|---|---|
| What Boku is | Direct carrier-billing service that charges casino deposits to your EE, O2, Vodafone or Three phone bill (or PAYG credit). |
| Min / Max Deposit | £5-£10 minimum (casino-set) · £30 per transaction · £30 daily cap. |
| Monthly Cap | ≈ £240 per mobile number (network + casino combined). |
| Confirmation Method | Reply “YES” to SMS or enter a 4-digit PIN sent to your handset. |
| Supported Networks | EE, O2, Vodafone, Three and most related MVNOs (Giffgaff, Tesco, Sky Mobile, etc.). |
| Player Fees | Boku is free; most UK casinos absorb carrier costs, but some may deduct 2.5-15%. Always check the cashier gamblingauthority.co.uk/td> |
| Withdrawals | It is not possible via Boku. You can cash out via debit card, bank transfer, PayPal, Skrill, Neteller, etc. |
| Bonus Eligibility | Boku deposits usually trigger welcome and reload offers (verify each casino’s T&Cs). |
| Security | Two-factor authentication via SMS plus carrier encryption; no bank or card details are shared. |
| Ease of Use | No Boku account needed—just a UK mobile number and one SMS confirmation. |
Boku on Trustpilot: Roundup
Trustpilot Boku Score & Overview
- Current Trustpilot Score: Boku has a 4.5/5 rating on Trustpilot in the UK, based on over 1,000 reviews.
- General Sentiment: Feedback is mixed, with some users reporting dissatisfaction and others noting positive experiences.
Key Themes from Boku User Reviews
Strengths:
- Convenience: Many users praise Boku for its ease of use, especially for quick, small-value payments and mobile casino deposits.
- No Need for Bank Details: Users appreciate not having to share card or bank details directly with merchants or casinos.
Weaknesses:
- Customer Support: A significant number of reviewers complain about poor or unresponsive customer service, particularly when resolving disputes or addressing failed transactions.
- Refund Issues: Complaints about delays or difficulties in obtaining refunds are common.
- Unexpected Charges: Some users report unauthorised or unclear charges appearing on their mobile bills, with limited recourse to dispute them.
- Strict Deposit Limits: Although Boku’s limits are designed to protect users, some users find them restrictive compared to other payment methods.
Typical Positive Review:
Easy to use, quick deposits for online gaming. I have never had an issue with payments going through.
Typical Negative Review:
Customer service is non-existent. I was charged for something I didn’t authorise and couldn’t get a refund.
Boku Casino FAQs
A Boku Pay by Mobile casino is an online gambling site that lets you fund your account by charging the deposit to your UK mobile-phone bill instead of using cards or e-wallets.
Boku is one of the most secure payment methods for UK online casinos. That's because you don't need to enter card details – you only share your phone number. Plus, if the UKGC licenses the site in question, you'll be in safe hands. Please read our reviews for more info.
No – Boku is a deposit-only service, so you must choose an alternative method (bank transfer or e-wallet) when you cash out.
Absolutely! Boku pay-by-phone casinos are immensely popular in the United Kingdom. And if you only ever play at Boku casinos licensed by the UKGC, you won't encounter any problems. Just practice good online safety like two-factor authentication and you'll be safe as houses.
Boku casino sites stock the same games as regular online casino sites. Pay by mobile slots players enjoy how easy Boku deposits are. So, you'll find hundreds of top-notch slots (as well as plenty of free spins). These are in addition to table games, bingo, poker and more. Some of the best Boku sites even offer sports betting, too.
Boku itself charges no fees to UK players, although some casinos may add a small processing fee; therefore, always check the cashier page.
Boku deposits are instant once you confirm the SMS, meaning the funds appear in your casino balance within seconds.
The standard Boku cap is £30 per mobile number per 24 hours, which helps players keep spending under control.
Yes – Boku works with every major UK carrier (EE, O2, Vodafone and Three) on both contract and pay-as-you-go plans.
No – because of the £30 daily ceiling, Boku is designed for low-stakes players; high-rollers should use debit cards, instant bank transfer or an e-wallet instead.
Chris Vaughan is a Senior Writer and Editor at GamblingAuthority. He has more than 18 years of experience in the iGaming industry and has great knowledge of game developers, trending games and casino research.
Read more about the author
Craig Hitchings is a Senior Writer and Editor at GamblingAuthority. He has more than 15 years of experience in the iGaming industry and has great knowledge of the online casino market within the United Kingdom.
Read more about the author