Online Casinos That Accept SMS Deposits in the UK

Updated October 2026

Licensed

Available in GB

Fast payouts

18+ Only

See how SMS authorisation connects a casino deposit to your mobile account, and why the payment route differs from a withdrawal.

What “Pay by SMS” Means for a UK Casino Deposit

“Pay by SMS” is commonly used to describe a casino deposit charged through your mobile account. It does not mean that the casino receives money from the text message itself. The SMS is part of the authorisation process, while the payment is settled through your mobile network operator.

In the UK, the more established term is Pay by Phone. You may also see “pay by mobile”, “mobile deposit”, or “phone bill deposit” in a casino cashier. These labels can describe a similar payment route: you choose a supported mobile-billed service, enter your phone details, and approve the transaction through your handset. The exact wording depends on the operator and the payment provider shown at the cashier.

Boku is one method associated with this type of deposit. It allows you to fund an online casino account without entering card details or using a bank account for that particular transaction. The casino requests the payment through Boku, and the charge is passed to the mobile network account connected with your phone number. The deposit therefore depends on three parties working together:

• the casino must still offer Boku in its cashier;
• Boku must be available for the transaction;
• your mobile operator must support the payment and permit the charge.

If one of those conditions is absent, a casino may not be able to accept the deposit even though the site offers other payment methods. A search for online casinos that accept SMS deposits can therefore produce outdated or misleading results. A casino may once have offered Boku, but payment options can change as operators replace providers or remove Pay by Phone altogether.

Why the wording can be misleading

A text message is not a separate casino payment product in the same way as a debit card or an e-wallet. It is the communication channel used to confirm that you control the mobile number and approve the charge. Calling the result an “SMS casino deposit” is understandable, but the important feature is the billing route, not the message.

This distinction matters when you compare casinos that pay by SMS. A site may advertise Pay by Phone but use a provider other than Boku. Since 2023, operators have moved away from Boku, with some introducing Fonix or Siru Mobile and others removing mobile payment options entirely. That market change was described in a specialist review, so it should be treated as a time-sensitive description rather than a permanent rule applying to every UK casino.

As a result, casinos with Pay by SMS in the UK are now a limited group rather than a broad category covering most operators. The phrase may still appear on payment guides and older casino pages, while the current cashier offers a different provider or no phone-based route. The only reliable meaning of the label is what the casino currently displays as an available deposit method for your account and location.

What a mobile-billed deposit does

With Boku, the payment is linked to your mobile service rather than being taken directly from a payment card. For a monthly contract customer, the charge is associated with the mobile bill. For a prepaid customer, it is deducted from the available phone balance. This makes the route different from an e-wallet, even though both can be used to move money into a casino account.

Casinos that accept e-wallets in the UK

The method also differs from a bank transfer. The casino does not wait for you to send funds from online banking, and you do not create a separate Boku wallet to hold the deposit. Boku acts as the payment channel between the casino cashier and your mobile account. The casino then credits the gambling balance after the payment has been authorised.

That arrangement explains both the appeal and the narrow availability of casinos that accept Pay by SMS. You can avoid entering card information, but the payment is tied to your network account, phone number, and the operator’s current support for the service. A change by the casino, Boku, or the mobile network can remove the route without affecting the other payment methods in the cashier.

“Online casinos with Pay by SMS” should therefore be read as “online casinos offering a currently supported mobile-billed deposit”. It is not a promise that every phone network, account type, or casino account will qualify. It also does not identify a withdrawal method: Boku is used to deposit, not to receive casino funds back.

Boku is a payment method that allows you to fund your account without entering card details or using a bank account directly.

The practical market position is simple. Boku remains one possible form of Pay by Phone, but only a small number of UKGC-licensed casinos still accept it, and the list has been shrinking since 2023. Before treating a casino as a Pay by SMS option, check the payment logos and method names in its live cashier. A general page, an old review, or a reference to mobile deposits does not establish that Boku is still available there.

How a Boku Deposit Moves from Your Phone to the Casino

A Boku deposit starts in the casino cashier, not in your phone’s messaging app. The cashier is the payment area inside your casino account. You choose Boku from the available deposit methods, specify how much you want to add, provide the mobile number connected with the payment, and then authorise the transaction through a text message.

This is the operating sequence behind a UK pay-by-SMS casino deposit. Boku connects the casino account with your mobile network account, while the SMS step confirms that the person initiating the payment can use the stated phone number.

Select Boku in the cashier

First, sign in to the casino and open the cashier or deposit section. The available payment methods are shown there. If Boku is offered for your account, select it. The cashier then presents the fields required for the transaction.

The important distinction is between selecting Boku and sending a text manually. You do not create a separate message with the deposit details. The casino cashier creates the payment request, and Boku uses the mobile number entered during that process to send the confirmation request.

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If Boku is not displayed in the cashier, there is no Boku transaction to complete through that account at that point. The payment route must be available in the cashier before you can continue.

Choose a permitted deposit amount

The amount field determines how much the casino will request through Boku. Boku deposits are described as being available only in amounts divisible by ten. The available choices therefore include £10, £20 and £30. An amount that does not meet that increment rule cannot be used for this payment route.

This increment detail comes from a specialist review, so it should not be treated as an unchanging rule for every casino or every version of the cashier. The payment screen is the practical place to check which amounts are currently offered to you. If the cashier displays fixed choices, select one of those choices rather than trying to enter an unsupported value.

The amount is part of the authorisation request. It is not adjusted by the SMS message itself. The text confirmation verifies the request that was initiated in the cashier; it does not turn an invalid amount into a permitted one.

Enter the mobile number

Next, enter the mobile phone number that Boku will use for the transaction. The number matters because the payment is tied to the mobile network account associated with it. A number entered incorrectly can prevent the confirmation from reaching the intended phone or stop the payment from matching the account used for authorisation.

Check the number before continuing. In particular, avoid replacing it with a different number simply because that phone is nearby. The phone receiving the message must be the one connected to the number submitted for the Boku payment.

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At this stage, the casino has the requested deposit amount and the mobile number needed to process it. The request has been configured, but the payment still requires confirmation.

Confirm through the SMS code

After the number and amount are submitted, Boku sends an SMS verification message. The message contains a code used to confirm the payment. Read the code on the phone associated with the entered number and provide it in the confirmation field shown by the payment flow.

The code is the link between the cashier request and the mobile device. Entering it confirms that you have access to the phone receiving the Boku message. The cashier can then complete the deposit request and pass it through the mobile-billed payment route.

Do not confuse the verification code with a separate deposit instruction. You are not choosing a new amount or entering casino details in the text message. The casino cashier remains the place where the deposit is set up; the SMS supplies the requested confirmation.

What happens after confirmation

Once the SMS verification is accepted, Boku processes the deposit request and the casino credits the corresponding funds to your casino balance. Boku deposits are described as being credited almost instantly, although the visible balance is controlled by the casino account and its cashier system.

The sequence can therefore be represented as:

1. Open the casino cashier.
2. Select Boku.
3. Choose an allowed amount, such as £10, £20 or £30.
4. Enter the relevant mobile number.
5. Receive the Boku SMS.
6. Enter the verification code.
7. Wait for the casino balance to update.

Each stage has a separate function. The cashier identifies the casino account and creates the deposit request. The amount field states how much is requested. The phone number identifies where the confirmation is sent. The SMS code authorises the request. The casino then records the completed payment as a deposit.

If you are trying to find an online casino pay-by-SMS option, this is the process to look for in its cashier: Boku should appear as a selectable deposit method, followed by an amount field, a mobile-number field and SMS verification. The exact layout can differ between casino websites, but those are the functional steps that define a Boku deposit.

Checking a Casino’s UK Licence Before You Deposit

When you look for an online casino that accepts Pay by Phone, the payment method is only one part of the check. The operator must also be authorised to offer remote gambling to customers in Great Britain. Before you pay, verify that the casino holds a current operating licence from the UK Gambling Commission.

The UK Gambling Commission is the principal authority for commercial gambling in Great Britain. Its remit includes online casinos, so the fact that a casino operates through a website rather than a physical premises does not place it outside the regulator’s system. A remote operator serving customers in Great Britain must be licensed even when its business, servers or other essential equipment are located elsewhere.

That point matters when you assess casinos accepting mobile-billed deposits. A website may be accessible from the UK and may display familiar payment options, but accessibility alone does not establish that the operator is authorised for the British market. The relevant question is whether the business offering the gambling service appears as a licensed operator in the Gambling Commission’s records.

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What the UK Gambling Commission licences

The regulator issues operating licences to gambling businesses. These licences authorise the company to provide specified gambling services to customers in Great Britain. The Commission also grants personal licences to individuals who perform certain operating roles. Those are different forms of authorisation: the operating licence concerns the business providing the service, while the personal licence concerns an individual working within the gambling operation.

For your deposit decision, the operator’s operating licence is the key record. You are not checking whether a payment provider, mobile network or software supplier has a personal licence. You are checking the gambling business named on the casino website and confirming that this business has the required authorisation to offer remote casino gambling.

The Commission is the sole regulator for commercial gambling in Great Britain. That gives the licence a specific meaning. It is not merely a badge showing that a casino has completed a private review or belongs to an industry group. It indicates that the operator is within the British regulatory framework for the gambling service it provides.

How to verify the casino

Use the UK Gambling Commission’s public register rather than relying only on a logo displayed in the casino footer. The register is available through the regulator’s website at gamblingcommission.gov.uk. Search for the legal business name shown in the casino’s terms, licence information or account area.

The name on the register should correspond to the company actually operating the casino. A brand name and a company name are not always identical, so checking only the visible website name can produce an incomplete result. If the site gives you a legal operator name, compare that name with the register entry. You should also confirm that the record is current and relates to remote gambling.

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This check is particularly important when a casino advertises a payment route as Pay by SMS or Pay by Phone. The presence of Boku, Fonix or another mobile payment option does not prove that the casino itself is licensed. Payment processing and gambling authorisation are separate matters. A payment method can explain how money reaches an account; it does not establish whether the operator may legally provide the gambling service to British customers.

Why the licence matters before payment

A current UK Gambling Commission licence identifies the operator as a business regulated for remote gambling offered to consumers in Great Britain. That gives you a clear point of reference before you hand over money. If the operator cannot be matched to a current record, you cannot treat the site as a UK-licensed casino merely because it accepts British phone numbers or quotes prices in pounds.

The licence check should be completed before entering a mobile number or confirming a deposit. A Pay by Phone transaction connects the gambling account with your mobile billing arrangement, so an error at the operator-selection stage is not corrected simply because the payment appears to process successfully. Confirm the casino first; consider the payment route second.

This does not mean that every licensed casino offers the same cashier options. A licence authorises the gambling business within the relevant regulatory framework, but it does not require that business to keep Boku or any other mobile deposit method available. Payment availability must still be shown in the casino’s cashier. The two checks answer different questions:

• the Gambling Commission register shows whether the operator is authorised for the British market;
• the casino cashier shows whether the selected Pay by Phone method is available to your account.

Keeping those questions separate prevents a common mistake: treating a working deposit button as evidence that the casino is regulated, or treating a licence entry as proof that Boku is still supported.

For a casino accepting Pay by SMS, verify the operator’s current UK Gambling Commission entry before depositing. This is the relevant regulatory check for remote gambling in Great Britain, regardless of where the casino’s technical equipment is located.

Boku Deposit Limits and the Role of Your Mobile Network

A Boku casino deposit has two separate limits to account for: the amount accepted by the casino and the amount your mobile network permits. The smaller of the two controls the transaction. A casino may display a payment option and accept a selected amount, but the mobile operator can still decline it if your network-level allowance has been reached.

The standard UK limit is reported as £30 per transaction. However, some casinos and network operators may permit a higher transaction value of £40 or £50. Those higher figures are not a universal Boku entitlement. They depend on the operator and the mobile network handling the charge, so you should treat the limit shown in the cashier as specific to that account and payment route rather than as a guarantee for every casino with SMS deposits.

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Conflicting information about the per-transaction limit

Published descriptions do not agree on how the limit is structured. One account, found in a specialist review, describes Boku deposits as limited to £10 per transaction, with a network-level daily limit of £30. Another version states that the relevant limit is £30 per day and does not specify a separate per-transaction ceiling.

This disagreement matters because the two descriptions produce different expectations. Under the first description, a £30 daily allowance could require several permitted transactions. Under the second, the daily figure is clear but the maximum for one transaction is not. Neither description should be treated as a permanent rule for every UK casino. Boku terms, casino cashier settings and network controls can change, and the available amount may differ between customers.

A further specialist review reports a standard ceiling of £30 per transaction, with some casinos or mobile operators allowing £40 or £50. That is a description of reported market conditions, not evidence that every casino with SMS support offers those amounts. Before relying on a particular ceiling, check the amount available in the casino cashier and any payment information supplied for your network.

The daily limit belongs to the network

The casino controls whether Boku appears as a deposit method and which amounts its cashier accepts. The mobile operator controls the network-level daily allowance described in the payment terms. This means that making a smaller deposit does not necessarily reset or bypass the daily restriction. Once the network has recorded enough Boku activity for the relevant period, another casino deposit can be rejected even if the second casino still shows Boku as available.

Attention
The mobile network’s daily limit may reject a transaction even if the casino accepts the amount and the casino cashier shows Boku as available.

The same network limit can therefore affect deposits made at different operators. Switching from one casino site with SMS support to another may not help if both payments are charged through the same mobile number and network. The restriction follows the mobile account, not merely the casino account.

A declined payment can consequently have several explanations: the casino may not accept the selected value, the network allowance may have been exhausted, or the transaction may exceed the amount permitted for that customer. The cashier’s availability is only one part of the decision.

PAYG balance can impose a lower ceiling

For a prepaid, or PAYG, mobile account, the remaining phone balance places a direct limit on what can be deposited with Boku. A specialist review reports that a PAYG user cannot deposit more than the credit remaining on the phone. If the balance is insufficient for the selected amount, the payment is declined rather than partially processed.

This creates a practical limit below the casino’s stated Boku maximum. A cashier might allow a value within its transaction range, while the mobile account cannot cover it. The network’s daily allowance and the available PAYG balance can apply at the same time: the deposit must satisfy both conditions.

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Contract customers do not have a prepaid balance in the same way, but they remain subject to the transaction and network controls attached to the mobile service. For any casino deposit with SMS in the UK, regard the displayed amount as the permitted request, not proof that the network will authorise it. The final result depends on the casino’s own ceiling, the network’s daily control and, for PAYG users, the credit still available.

Why the Remaining Direct-Boku Casino Options Are Few

The market for UK casinos accepting direct Boku deposits has contracted since 2023. A small number of UK Gambling Commission-licensed operators still list Boku, but many have removed the method as their payment arrangements changed. Some have replaced direct Boku payments with other pay-by-phone services, while others no longer offer a mobile-billed route at all.

That change makes a current list more useful than a permanent “top” ranking. A casino may have appeared in an earlier list of SMS deposit sites and no longer show Boku in its cashier. The relevant distinction is whether the casino accepts Boku directly, rather than whether it supports another mobile payment provider.

A specialist review identifies the remaining direct-Boku group as a small, recognisable set that includes:

• Jackpot Mobile Casino
• Peachy Games

These names describe the limited group identified for direct Boku use; they do not establish an order of quality. Calling one a top SMS casino or a top online casino accepting SMS payments would suggest a comparison that the payment method alone cannot provide. Boku acceptance tells you about the available funding route, not the casino’s games, terms or suitability.

Other operators have moved in a different direction. MrQ and Duelz are associated with Fonix, while Mr Vegas and Videoslots are associated with Siru Mobile. Those services are alternatives to direct Boku acceptance, so they should not be treated as evidence that Boku remains available at the same casino.

Before relying on a list of UK SMS casino sites, open the operator’s cashier and look specifically for Boku. The payment logo or name needs to be present at the point where you choose a deposit method. If only Fonix, Siru Mobile or another route appears, the casino is not offering a direct Boku deposit at that time. Availability can therefore narrow even when a casino still supports pay-by-phone funding in another form.

Jackpot Mobile Casino

Identified as a remaining direct-Boku operator.

Peachy Games

Identified as a remaining direct-Boku operator.

Where the Charge Appears: Your Phone Bill or PAYG Balance

A Boku casino deposit does not normally leave your bank account or appear as a card transaction. The charge is attached to the mobile service used for the payment. That is why this method is often described as Pay by Phone, SMS billing, or a phone-bill casino deposit in the UK.

The way the charge appears depends on your mobile contract.

Monthly mobile contract

With a monthly plan, the Boku deposit is added to the bill issued by your mobile network operator. The casino receives the deposit through Boku, while the network records the corresponding charge against your mobile account. When you receive your next phone bill, the payment is included with the other charges made through that account.

The casino account and the mobile bill therefore show different parts of the same transaction. The casino records the money added to your gambling balance. Your network records the amount to be collected through your mobile account. The wording and layout of the bill depend on the network operator, but the payment is still a mobile-billed charge rather than a bank-card payment.

PAYG mobile balance

A PAYG customer does not have a monthly bill to settle later. Instead, the Boku deposit is deducted from the available prepaid credit on the phone account. The deduction takes place against the balance held with the network operator, not against a bank account linked to the casino.

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If the PAYG balance is insufficient, the payment cannot be completed. In that situation, the casino deposit is not funded through Boku because the mobile account cannot cover the charge. Adding credit to the phone may change the available balance, but it does not create a casino deposit by itself; you would still need to start the payment through the casino cashier.

This distinction matters when you review a casino SMS billing transaction. A contract customer should check the next mobile bill, while a PAYG customer should check the remaining prepaid balance. In both cases, Boku is the payment route for putting funds into the casino account, and the mobile operator is where the charge is applied.

Using Pay by Mobile on Your Phone

A mobile casino deposit by SMS depends first on your mobile network. The casino may display a Pay by Phone or Fonix option, but that payment route is not available through every UK network. Before selecting it, check that your service provider is one of the networks supported by the payment service.

For UK customers, Pay by Mobile and Fonix support is available on:

• EE
• O2
• Vodafone
• Three

This applies to both contract and prepaid users in the sense that the network is the compatibility point. The payment service must be able to identify and bill the mobile number through a supported operator. If your number is outside the supported network group, a mobile casino deposit by SMS may not be offered or may fail during the payment process.

What to check before using your number

Start in the casino cashier and look for the wording used for the payment option. A casino may refer to Pay by Phone, pay by mobile, or Fonix rather than describing the method as an SMS deposit. These labels refer to a payment route connected to your mobile service, not to a separate casino game or account type.

Next, confirm the network attached to the number you intend to use. This matters if you have access to more than one phone, if you have recently changed provider, or if the number is used on a prepaid plan. The relevant detail is the network serving the number at the time of payment.

If the cashier lists Fonix, the supported UK networks are still EE, O2, Vodafone, and Three. If it lists Pay by Mobile, the same four networks support that route. A phone being able to send and receive text messages does not, by itself, establish that the payment service supports the number. Network compatibility must match the payment option shown by the casino.

This check helps separate a payment-service issue from a casino-account issue. When the network is supported, the mobile route is technically available for that number; when it is not, selecting an SMS-based casino deposit cannot make the route work.

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Using a Mobile Deposit to Fund Online Slots

A mobile deposit can be used to add money to your casino balance, which you can then use for online slot games. In this context, “SMS slots” does not describe a special type of slot. It refers to ordinary casino slots funded through a Pay by Phone deposit, where the payment is authorised through your mobile service.

Boku is the payment method in this arrangement, not the game, slot provider or casino product. The casino account holds the deposited funds, while the slot game uses that balance when you choose to play. This distinction matters because a search for SMS deposit slots may otherwise suggest that the payment service is linked to particular games. It is not. Whether a slot is available depends on the casino’s own game catalogue, while whether Boku can fund your play depends on the payment options shown in that casino’s cashier.

The same principle applies to searches for SMS casino sites or SMS online casino sites. These descriptions generally mean casino websites that accept a mobile-billed deposit route. They do not indicate a separate class of casinos where every game is operated through text messages. Once the deposit has reached your casino balance, the game is played through the casino’s normal website or mobile interface.

A mobile deposit is therefore useful at the funding stage, before you select a slot. It does not change the game’s rules, alter its features or create a separate way to play. If the casino accepts Boku, you can use the resulting account balance for the slots that the operator makes available to you.

Quick Summary

Boku is a deposit-only method and cannot be used to withdraw winnings.

There is also an important limit to the payment route: Boku is deposit-only. It can move money into the casino account, but it cannot receive casino winnings. Any funds you later want to take out must be handled through a different withdrawal route supported by the operator. Treating a mobile deposit as a complete money-in-and-money-out solution would therefore give you the wrong picture of how the account works.

Deposits and Withdrawals Use Different Payment Routes

A Boku deposit moves money in only one direction: from your mobile account to your casino balance. Boku is not a withdrawal channel, so the casino cannot send winnings back to your phone bill or prepaid balance. This remains true even when the original deposit was made through a Pay by Phone option or described as an SMS payment.

Before depositing, register a separate withdrawal method in your casino account. This may be a debit card, an e-wallet or a bank transfer, provided the operator supports that route and the account passes its required checks. When you request a withdrawal, the casino processes it through the selected method rather than reversing the Boku transaction. The route used to fund the account therefore does not determine where winnings can be paid.

This distinction matters when comparing an online casino SMS payment with other cashier options. Boku can be useful if you want the deposit charged to your mobile account, but it does not provide a complete deposit-and-withdrawal cycle. Check the cashier’s withdrawal section before paying in, not only the list of available deposit methods. If no suitable withdrawal method is available to you, a successful Boku deposit will still leave you needing another way to receive any balance that you later withdraw.

There is also an indirect route involving Neteller. A specialist review reports that players can fund Neteller with Boku and then use Neteller to deposit at casinos that accept it. In that arrangement, Boku still does not withdraw casino funds: it funds the e-wallet, and the e-wallet becomes the payment route shown to the casino. Availability can depend on the current Boku, Neteller and operator arrangements, so check both services before relying on this path. A casino that accepts Neteller is not automatically a casino that accepts direct Boku deposits, and the reverse is also true.

Pay-by-Phone Deposits and Casino Bonuses

A Pay by Phone deposit does not automatically qualify for a casino promotion. Bonus eligibility is controlled by the operator’s terms, and the payment method can be treated differently from a debit card, bank transfer or e-wallet. Before confirming a deposit, read the offer conditions for any wording that excludes Boku or other pay-by-phone services. If the method is excluded, the deposit may still reach your casino balance, but it will not trigger the welcome offer or contribute to its qualifying conditions.

Boku-specific restrictions should not be confused with a general ban on bonuses for every mobile-billed payment. A specialist review of Boku casino offers found that the casinos assessed did not attach specific Boku-deposit restrictions and that such deposits generally had no dedicated bonus attached. That is a limited observation, not a rule that applies to every operator or promotion. Terms can change between casinos and between offers, so the cashier’s payment label is not enough evidence of eligibility.

The same type of specialist review confirmed pay-by-phone bonus eligibility at MrQ, Duelz, Mr Vegas, and Videoslots. These operators therefore provide identifiable examples where a mobile payment can count for the relevant promotion. The confirmation still belongs to the stated offer terms: a casino may accept a pay-by-phone deposit for one bonus while excluding it from another.

When comparing sites offering mobile deposits, treat “bonus available” and “payment method available” as separate checks. First identify the exact promotion you intend to claim. Then look for its deposit-method conditions, any Boku-specific wording, and the requirements for the bonus to remain valid. If the terms are unclear, do not assume that a successful Pay by Phone transaction will produce bonus funds. Availability of a deposit route only proves that you can fund the account; it does not establish promotional eligibility.

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