Rialto Casino Welcome Offer: Spend £10, Get 100 Free Spins | Review

Rialto Casino gives new players 100 free spins on Big Bass Hold & Spinner when they deposit £10 and spend £10. Winnings carry 10x wagering and can reach £200, a higher ceiling than most spin offers at this price. There is no promo code in our offer terms, but PayPal and Paysafe deposits do not count, so use a debit card.

Rialto Casino significant terms: New players only. Min dep £10 (Excl. PayPal & Paysafe) & spend £10, to get 100 Free Spins on Big Bass - Hold & Spinner. 10x wager. Max win £200.T&Cs apply. 18+ GambleAware.org

Rialto Casino welcome offer

Rialto keeps its offer short, and every number is in the significant terms.

• Who qualifies: new players only.
• Minimum deposit: £10, excluding PayPal and Paysafe.
• Qualifying spend: £10.
• Reward: 100 free spins on Big Bass – Hold & Spinner.
• Wagering: 10x.
• Max win: £200.

The £200 cap is the headline feature. Many £10 spin offers limit winnings to £30 or £50, so Rialto leaves more room for a good run on the reels.

Rialto Casino significant terms: New players only. Min dep £10 (Excl. PayPal & Paysafe) & spend £10, to get 100 Free Spins on Big Bass - Hold & Spinner. 10x wager. Max win £200.T&Cs apply. 18+ GambleAware.org

Rialto Casino sign-up bonus: how to claim it

Rialto Casino significant terms: New players only. Min dep £10 (Excl. PayPal & Paysafe) & spend £10, to get 100 Free Spins on Big Bass - Hold & Spinner. 10x wager. Max win £200.T&Cs apply. 18+ GambleAware.org

1. Register a new Rialto Casino account through the offer link.
2. Deposit at least £10 using a debit card or another eligible method. PayPal and Paysafe deposits are excluded.
3. Spend £10 in the casino.
4. Your 100 free spins on Big Bass – Hold & Spinner are credited.
5. Play the spins, then wager any winnings 10x before withdrawing, up to the £200 maximum.

Rialto Casino promo code

The terms for this offer do not include a promo code. You claim it by registering through the link and completing the £10 deposit and spend. Any “Rialto promo code” claiming more spins elsewhere will not change the offer set out in the significant terms.

Rialto Casino significant terms: New players only. Min dep £10 (Excl. PayPal & Paysafe) & spend £10, to get 100 Free Spins on Big Bass - Hold & Spinner. 10x wager. Max win £200.T&Cs apply. 18+ GambleAware.org

Rialto Casino offer terms worth knowing

• PayPal and Paysafe deposits do not qualify. A debit card is the safe choice.
• You need to spend £10 as well as deposit it.
• All 100 spins are on one game, Big Bass – Hold & Spinner.
• Winnings carry 10x wagering.
• The maximum you can win from the offer is £200. T&Cs apply.

Rialto Casino review

Rialto is one of the smaller brands in Rank Group’s online stable, sitting beside Grosvenor, Mecca and Regal Wins. Smaller does not mean thinner, though. Below, we compare Rialto Casino with the names in our UK online casino rankings.

What 100 spins can return

Big Bass – Hold & Spinner is part of the Big Bass fishing series from Pragmatic Play and Reel Kingdom. The series is one of the most widely played slot families in the UK. Like its siblings, it builds towards a free spins feature where fish carry cash values. A Hold & Spinner round adds a second route to bigger wins.

That structure means results are lumpy. Many spin batches return little; a few land the feature and pay well. Rialto’s £200 cap matters most in exactly those good sessions, because it lets you keep a strong result rather than watching it trimmed to £30 or £50.

Rialto Casino significant terms: New players only. Min dep £10 (Excl. PayPal & Paysafe) & spend £10, to get 100 Free Spins on Big Bass - Hold & Spinner. 10x wager. Max win £200.T&Cs apply. 18+ GambleAware.org

The 10x wagering then applies to whatever you win. A £40 return from the spins means £400 of eligible play before it can be withdrawn. Set aside time to clear it at stakes you are comfortable with. Remember, too, that the house edge works against you on every one of those spins.

Who runs Rialto Casino?

Rialto is operated by Rank Interactive (Gibraltar) Limited, the online arm of The Rank Group. Rank also owns Grosvenor Casinos and Mecca Bingo, and traces its roots to J. Arthur Rank’s film business of the 1930s. The Gambling Commission register shows account number 57924, with active remote licences for casino, bingo, betting and gambling software since March 2022. Its active domains include rialtocasino.com.

Being part of Rank brings shared payments infrastructure and an established compliance team. Live casino fans also get access to some of the same tables that run on Grosvenor’s site.

Games at Rialto Casino

The Rialto Casino site lists slots, jackpots, live casino and game shows. There are also table and card games such as roulette, blackjack, baccarat and poker, plus Slingo, scratchcards and arcade titles. Providers named include NetEnt, Novomatic, Microgaming and Scientific Games.

For a smaller brand, the variety is decent. Slingo, a hybrid of slots and bingo, is a nice inclusion that some bigger casinos skip. The live casino covers the standard roulette, blackjack and game show formats.

The UK slots stake limit applies to all real-money play: £5 per spin if you are 25 or over, £2 if you are 18 to 24.

Ongoing promotions

Beyond the welcome spins, Rialto runs regular offers for existing players. Recent examples include a daily opt-in that awards 5 free spins on selected slots after you stake £10 of cash, with 10x wagering. There is also a weekly bonusback that returns a share of losses every Friday. Terms for each are on the promotions page, and as with all bonuses, only opt in if you were going to play anyway.

Rialto Casino significant terms: New players only. Min dep £10 (Excl. PayPal & Paysafe) & spend £10, to get 100 Free Spins on Big Bass - Hold & Spinner. 10x wager. Max win £200.T&Cs apply. 18+ GambleAware.org

Mobile play

Rialto is built to run in your phone’s browser on iPhone and Android, so there is nothing to download. The layout mirrors the desktop site, with the game categories in a menu and the account area holding deposits, withdrawals and safer gambling settings.

Payments and withdrawals

Rialto lists Maestro, Mastercard, Visa, Visa Electron, Paysafecard and PayPal among its payment methods. For the welcome offer, PayPal and Paysafe deposits are excluded, so make your first deposit by debit card.

On withdrawals, Rialto states that most are processed within 10 minutes. That is the casino’s processing time; how long the money takes to land then depends on your payment method and bank. Your first withdrawal will wait on identity checks, so upload documents promptly if asked.

Safer gambling tools

Rialto offers deposit limits, reality checks, take-a-break periods and self-exclusion from your account, and links to GamCare for support. To block yourself across every UK-licensed site at once, register with GAMSTOP, which is free.

Customer support

Support is available through live chat and email, with an online help centre for common questions about verification, deposits and promotions. Rialto sits on the same Rank licence as Grosvenor and Regal Wins. Expect account processes such as verification to work in much the same way across all three brands. If a complaint is not resolved directly, UK-licensed operators must offer access to an independent dispute resolution service, free of charge.

The £200 cap in context

Since the Gambling Commission capped wagering at 10x on 19 January 2026, the differences between UK spin offers come down to spin value, wagering and the win cap. Rialto’s 10x is the maximum allowed, but the £200 cap is generous. Compare Regal Wins, its Rank sister, which caps winnings at £50. If you want to estimate what each is worth, our expected value calculator will help.

Feature	Rialto Casino
Licensee	Rank Interactive (Gibraltar) Limited
Gambling Commission account	57924
Welcome offer	100 free spins on Big Bass – Hold & Spinner
Qualifying spend	Deposit £10 (excl. PayPal and Paysafe) and spend £10
Wagering and cap	10x, £200 max win
Promo Code	Not required

Who Rialto Casino suits

Rialto suits players who like the Big Bass series and want a spin offer with decent headroom on winnings. It also appeals to anyone who wants the backing of a big British operator without the scale of its flagship brands. Players who rely on PayPal for deposits will find better fits elsewhere.

Our verdict on Rialto Casino

Rialto Casino is a tidy, Rank-backed casino with a varied lobby. Its welcome offer punches above its weight thanks to the £200 max win. The 10x wagering is the regulatory maximum, and the spins are tied to a single game. Still, for £10 by debit card it is a fair start.

Rialto Casino significant terms: New players only. Min dep £10 (Excl. PayPal & Paysafe) & spend £10, to get 100 Free Spins on Big Bass - Hold & Spinner. 10x wager. Max win £200.T&Cs apply. 18+ GambleAware.org

Compare it with other spin offers in our UK casino bonuses guide, or go back to the UK hub.

18+. Please gamble responsibly. For free support, visit GambleAware.org or call the National Gambling Helpline on 0808 8020 133.