Disclosure: Mr Win may receive compensation when you sign up through links on this site. This comes at no cost to you and does not affect the products, services, or offers you receive.
Online Casino London puts familiar slots, live dealer tables and bingo behind a bright London-themed lobby. The welcome offer works differently from a fixed package of free spins: a qualifying first deposit unlocks a Mega Reel spin, which determines the prize.
This review looks at the games, desktop and mobile layout, bonus terms and payment arrangements for players in Great Britain. For a wider comparison, see our casino reviews.
A London-themed lobby with more than slots
The blue skyline artwork gives the site a recognisable identity, while dark navigation and large game tiles keep the main categories easy to pick out. Slots receive most of the space, but there are separate routes to live casino, table and card games, jackpots and bingo. You can browse the public catalogue before opening an account.
The game search is a practical strength if you arrive with a particular slot in mind. It gives a direct route into the catalogue without working through the promotional carousels. The Mega Reel and other bonus shortcuts have a prominent place too, but they are separate from the choice of games.
Our Online Casino London rating
Our 7.5/10 rating reflects the varied game selection and useful lobby search. The bonus conversion limit and the withdrawal timetable carry more weight in the payment and bonus scores than the largest advertised prize.
Online Casino London bonus: how the Mega Reel works
New players who make a first deposit of at least £10 receive a spin on the Mega Reel. The headline prize is up to 500 free spins on Starburst, but the number awarded depends on the reel result. Depositing £10 does not guarantee 500 spins.
Claiming the free spins
There is an extra step for the largest award. Under the welcome-offer terms, a player who wins 500 spins receives 50 automatically and must email to claim the remaining 450. Closing the Mega Reel pop-up also means losing that opportunity until the next claim.
Quick Deposit does not automatically trigger the promotion. The general terms also identify In-Game deposits as an exception, so use the usual deposit route if claiming the offer. Eligible players are directed to support when a promotion does not appear.
What happens to free-spin winnings?
Winnings go into the bonus balance and carry 10x wagering. For example, £10 won from the spins creates £100 of wagering, in addition to any requirement already outstanding. Your cash balance is used first, but those cash bets do not reduce the bonus requirement: only qualifying bets placed with bonus funds count.
The amount that can become withdrawable cash is tied to your lifetime deposits, with an overall ceiling of £250. If you have deposited £10 in total, the most you can convert from the bonus is £10. Depositing more simply to raise that ceiling would put more of your own money at risk.
This limit applies to converting the bonus balance. Winnings made solely with deposited money are treated separately. Once conversion is complete, any bonus balance above the permitted amount is removed. The terms also say that maximum-win limits can prevent all remaining free spins from being played.
- Bonus funds can be used on selected slots. Live casino, table games, bingo and progressive jackpots are excluded.
- Bonus balances and pending offers are removed after more than seven days without logging in. Promotional prizes must also be claimed within seven days of notification.
- Requesting a withdrawal before completing wagering forfeits the remaining bonus and outstanding promotions.
The full terms govern these rules. Our casino bonus guide explains how wagering requirements and conversion limits work together.
Finding casino games: slots and live tables
The Popular section offers a starting point for browsing, while the category links take you to the main game types. Slots and live tables are kept separate, so you do not have to work through one to find the other.
We searched for Starburst on desktop and in the mobile preview. The original game appeared first, followed by related results such as Starburst Galaxy and Slingo Starburst. The search is broad rather than exact-match only, so it helps to read the full title before choosing a tile.
- Slots
- Blackjack
- Roulette
- Baccarat
- Bingo
- Live Games
- NetEnt
- Playtech
Familiar slots and newer releases
Titles visible during our review included Big Bass Splash, Fluffy Favourites, Pirots 5, Book of Dead, Eye of Horus, Rainbow Riches and Sweet Bonanza. That gives the lobby a mix of traditional-looking slots and more elaborate bonus-feature games, rather than a catalogue built around one style.
Game availability and settings can differ. The information panel inside the chosen game is the place to confirm its rules, RTP and available stakes; a familiar name alone does not establish those details.
Live casino includes game shows and baccarat
The live lobby goes beyond roulette and blackjack. We found Money Time Live among the game shows and Hippodrome Live Baccarat alongside the table games. Live Playtech Roulette, Live All Bets Blackjack and Live Quantum Blackjack Plus were also listed.
Separate Game Shows, Roulette and Blackjack sections make these formats easier to browse. Their rules and betting limits are table-specific, and the welcome bonus is not for live play. Our live casino guide covers the main formats in more detail.
How the lobby works on a smaller screen
The mobile preview was easy to read without zooming. Search results appeared one game per row, leaving enough room for the titles. Categories ran horizontally, but the page itself fitted the screen without unwanted sideways scrolling.
The fixed bottom navigation takes up a noticeable share of the display. It overlapped the bottom of some game cards in both views. Searching for a title was the more comfortable route through the catalogue because it avoided working through the large carousels.
There is also an Android app listing on Google Play under Mediacle, linking to the official casino website. Our assessment here concerns the browser layout, not the app.
Deposits and the withdrawal timetable
Accounts use pounds sterling, with a minimum deposit of £10. The published banking information lists debit cards, e-wallets, Paysafecard and Pay by Mobile. The cashier should show which options are available for an individual account.
| Payment option | Published details |
|---|---|
| Visa and Mastercard debit cards | Listed deposit methods; verification and the banking policy apply to withdrawals. |
| PayPal, Skrill and Neteller | Listed e-wallet options. Check the cashier for the available deposit and withdrawal routes. |
| Paysafecard | Listed for deposits. Check how a withdrawal will be paid before funding the account. |
| Pay by Mobile | £2.50 deposit fee. Withdrawals cannot be paid back to a mobile phone bill. |
Withdrawals have a pending stage before payment is sent. The FAQ describes 72 hours pending, followed by one to three business days. The banking terms give a wider allowance of one to five working days after pending, so the shorter FAQ estimate should not be treated as a guaranteed arrival date.
A withdrawal can stay pending while ID documents are being checked. Once they are verified, the terms say it will be processed within 24 hours. The payment still needs time to reach your bank. If yours is delayed, check its status and the payment estimate in your account.
Jumpman Gaming and the UK licence
Jumpman Gaming Limited runs Online Casino London. For Great Britain, its Gambling Commission register entry is under account 39175. It lists active remote casino and bingo permissions, with onlinecasinolondon.com recorded as a white-label site. This review is for British players aged 18 or over.
- United Kingdom of Great Britain and Northern Ireland (UK)
The operator’s published terms say customer funds are held separately from business funds but are not protected if the business becomes insolvent. A gambling account should not be treated as a bank account.
Published safer-gambling options include deposit limits, time-outs, self-exclusion and reality checks. Choose a spending limit you can afford to lose before playing. GAMSTOP provides self-exclusion across participating British gambling sites.
Getting help with an account
The listed live-chat hours are 9am–4pm, Monday to Friday. Outside that window, email support@jumpmangaming.com. The site aims to reply within two business days.
Formal complaints can be sent to complaints@jumpmangaming.com. The terms name eCOGRA as the independent dispute-resolution service once the internal process has reached deadlock or eight weeks have passed without resolution. Keep the relevant correspondence and transaction references if a complaint needs to be followed up.
Is London’s Mega Reel approach for you?
Online Casino London is worth comparing on its game selection and the ease of finding a specific title. Its London artwork gives it a distinct look, while slots, live tables and game shows provide several ways to use the same account.
The Mega Reel is an optional promotion to assess separately from the games. A random award will not suit someone looking for a fixed number of spins, and the conversion rule matters more than the largest headline prize. Base the choice on the games and payment arrangements you would use, rather than on the possibility of winning the maximum promotional award.
About this review
For this review, we browsed the public lobby and used its game search. We also read the welcome-offer, banking and account terms, checked the support details and consulted Gambling Commission records.
Frequently Asked Questions
Who operates Online Casino London?
Jumpman Gaming Limited operates the site. Its UK Gambling Commission account is 39175, and the register lists onlinecasinolondon.com as a white-label domain.
Are the 500 free spins guaranteed?
No. A qualifying first deposit unlocks a Mega Reel spin, and the result determines the award. If you win 500 spins, the terms say 50 are credited automatically and the remaining 450 must be claimed by email.
What is the minimum deposit?
The published minimum is £10, including the qualifying first deposit for the welcome offer. Pay by Mobile carries a separate £2.50 deposit fee.
How much can I withdraw from bonus winnings?
After the wagering requirement is completed, the amount that can convert to cash is limited to your lifetime deposits, up to £250. With £10 in lifetime deposits, the conversion limit is £10.
How long do withdrawals take?
The FAQ gives a 72-hour pending period followed by one to three business days. The banking terms allow one to five working days after pending. Verification and the payment method can affect the actual timing.
Can I use Online Casino London on mobile?
The public lobby and search worked in our responsive mobile browser preview. An Android app is also listed on Google Play, but we have not assessed its performance.
Daniel is a content creator at Mr Win and has worked in the iGaming industry since 2012. With more than a decade of experience reviewing casino operators and bonuses, he focuses on safe play, licensing standards, and helping players find fair gaming sites.
Fact checked by: Greg – Casino expert. Last fact-checked: September 8, 2026.