Paying by phone bill means the deposit is charged to your monthly mobile bill or taken from your pay-as-you-go credit rather than a card. You type in your mobile number, confirm by text, and the money reaches the casino straight away. The casino never sees a card number or a bank account, because it is the mobile payment provider that handles the transaction and simply tells the casino it has been paid.
The casinos below all accept phone-bill deposits from UK players.
Casino list updated: August 2026
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How a phone bill deposit actually works
Choose the phone or mobile option in the cashier and enter the number you use for that handset. Within a few seconds you get a text asking you to confirm the amount. Reply, or tap the link, and the deposit clears immediately. There is no card form, no three-digit security code and no bank redirect.
What happens next depends on your contract. On a monthly plan the amount is added to your next bill and you settle it along with everything else. On pay as you go it comes off the credit already on the phone, so you need enough sitting there to cover it. Either way the charge shows up as coming from the payment provider rather than the casino, which is a genuine privacy advantage if you share a bank statement with someone.
The providers you will see named are Boku, PayViaPhone and Siru Mobile, with Payforit still appearing occasionally as a legacy option. From your side they behave almost identically. The differences are commercial, in which UK networks each has agreements with and which casinos have chosen to integrate them, so if one is missing at a casino you like, another will often be there instead.
The daily limit, and why it exists
Phone billing carries a cap of roughly £30 a day. That figure is set by the payment provider and the mobile network, not by the casino, so shopping around for a site with a higher limit will not get you anywhere. It also applies across everything you charge to your bill that day, so if you have already bought something else through your phone account, the amount available for a deposit is lower.
The reasoning is straightforward. Anything charged to a monthly bill is money you have not paid yet, and the networks have no view of your wider finances. A modest ceiling keeps a deferred payment from turning into a large debt that arrives at the end of the month.
In practice most people find the cap is the point rather than the problem. If you want a fixed ceiling on a session without setting up deposit limits or thinking about it every time, a method that physically cannot exceed £30 in a day does that for you.
You cannot withdraw to your phone bill
This is the part that catches people out, so it is worth being blunt about it. Phone billing is a one-way method. There is no mechanism to push money back onto a mobile account, and even if there were, paying winnings into a billing system would be an obvious route for laundering money, which is why regulators do not permit it.
The practical consequence is that you still need a card or bank account registered before you can take anything out. Add one when you open the account rather than at the moment you have won something, because casinos verify a payment method before the first withdrawal and doing that while you are waiting for a payout is needlessly frustrating.
A few sites will also ask you to make a small deposit with the card you intend to withdraw to, as proof it belongs to you. That is normal, and it is another reason to sort the paperwork out early.
Why fewer casinos offer it than used to
In April 2020 the Gambling Commission banned credit cards for gambling in Britain. The principle behind that ban was that people should not be betting with borrowed money, and depositing against a bill you will settle at the end of the month sits uncomfortably close to that line.
Phone billing has not been banned. It remains legal and is offered by plenty of licensed operators. But the Commission has been clear about the principle, several operators have decided the grey area is not worth occupying, and the number of sites carrying the option has been drifting down rather than up.
Two things follow from that. First, availability is worth checking in the cashier rather than assuming, because a casino that took phone deposits a year ago may not now. Second, if it matters to you, a site that has adopted the method recently is a reasonable signal it intends to keep it.
What it costs
The deposit itself is charged at face value. Your network does not add a surcharge and the casino should not either, though it is sensible to check your own tariff if you are on an unusual plan. What you should watch is the interaction with your allowance rather than the transaction: on some pay-as-you-go plans, spending credit on third-party services can affect bundled minutes or data, and the terms for that sit with the network, not the casino.
There is no currency conversion involved for UK players on UK-licensed sites, so the figure you confirm by text is the figure that reaches your balance.
Bonuses and phone deposits
Most welcome offers work normally with a phone deposit, but not all of them, and the exceptions are worth knowing before you commit.
Some promotions exclude specific deposit methods outright. That is more common with wallets than with phone billing, but it does happen, and the exclusion will be in the offer terms rather than anywhere prominent.
The more common problem is arithmetic. If an offer requires a minimum deposit above what the daily cap allows in a single transaction, you cannot reach it by phone in one go. Where an offer needs £20 and the cap is £30, there is no issue. Where it needs £50, you either spread it across two days, which some offers do not allow, or use a different method for that first deposit.
Read the terms before depositing rather than afterwards. Bonus eligibility is almost never fixable retrospectively, and support will generally tell you the same thing.
Security, and what the casino actually sees
The strongest argument for phone billing has nothing to do with convenience. When you deposit this way the casino receives confirmation of payment and nothing else. No card number is stored, no bank details are shared, and a data breach at the operator cannot expose payment credentials you never gave it.
The transaction is authorised by the phone itself, so someone would need physical access to your handset to authorise a deposit. That is a meaningful protection, but it cuts both ways: if you share a phone, or hand it to a child, the same convenience applies to them. Most networks let you block third-party charges entirely if that is a concern, and it is worth knowing that option exists.
When another method makes more sense
If what you like about phone billing is the speed and keeping your bank details away from the casino, rather than the deferred payment specifically, there are alternatives that give you the same thing without the ceiling.
Digital wallets clear instantly, keep your card details with the wallet provider rather than the casino, and let you withdraw as well as deposit. Prepaid vouchers give you a hard spending limit with no account link at all, though like phone billing they are deposit-only. Open banking transfers move money directly from your account without a card, usually clearing in seconds, and support withdrawals.
Phone billing wins on immediacy and on requiring nothing but the handset already in your hand. It loses on limits and on being unable to pay you back. Which matters more depends on how you actually play.
Common questions
Will it show on my bill? Yes, as a charge from the payment provider. It is not itemised as gambling, but it is visible to anyone who reads the bill.
Can I use it on pay as you go? Yes. The amount comes off your existing credit, so you need enough on the phone to cover the deposit.
Does it work on any network? The major UK networks are supported by the main providers, though coverage varies slightly between them. If a deposit is declined and your credit or limit is not the issue, the network is the next thing to check.
Can I raise the daily limit? Not through the casino. The cap sits with the provider and the network, and it is not negotiable on a per-account basis.
What if the text never arrives? Wait a minute before retrying, because duplicate confirmations can result in duplicate deposits. If nothing comes through, check that third-party charging is enabled on your account, which some networks disable by default.