New UK players can claim 100 free spins on Big Bass Splash when they bet £20 on any slot at NetBet Casino. This guide explains how to claim the offer, the terms attached, and what else new customers should know before signing up. Players will also find insights on NetBet's game library, payment methods, mobile experience, and regulatory standing.
By Ella Powley, Online Bingo & Casino WriterLast updated: 6 August 2026, 02:39PM

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(RATING: 4.4/5)
The NetBet welcome offer gives new UK players 100 free spins on Big Bass Splash after betting £20 on any slot. You need to opt in when signing up to qualify. Each spin is worth 10p, and winnings are paid in cash with no wagering requirements, though they're capped at £100.
NetBet operates under UK Gambling Commission regulation. New UK verified players only. 18+. T&Cs apply.
To qualify, register a new NetBet account and opt in to the offer from the "Other Bonuses" section. Bet £20 or more on any slot game to unlock the reward.
Once you've met the wagering condition, your 100 free spins will appear in the "Opted-in" section of your Rewards Centre within 60 minutes of qualifying. The spins are playable on Big Bass Splash and must be used within 7 days of being credited.
Each spin is worth 10p, and any winnings are paid as cash with no wagering requirements attached. However, winnings from the free spins are capped at £100, with any amount above this deducted.
You must fulfil certain terms and conditions to claim and use the NetBet bonus code free spins. Find some of them below.
Open to new UK verified players who are 18+ only.
£10 minimum deposit required.
Opt-in required from the "Other Bonuses" section before betting.
A minimum bet of £20 on any slot is required to unlock the offer.
100 free spins are credited on Big Bass Splash, valued at £0.10 per spin.
Free spins must be used within 7 days of being credited.
No wagering requirements on winnings, but they're capped at £100.
Players can opt into only one bonus or promotion at a time. To join another, players must complete or cancel their current opt-in first.
Offer is limited to one bonus per household, computer, or IP address.
Not open to customers who signed up via Outplayed, Oddsmonkey, Matchedbettingblog, or Teamprofit. Players identified as bonus seekers are not eligible.
NetBet reserves the right to exclude players participating with multiple accounts or operating systematically, including specific betting techniques or group wagering.
Offer ends 11.59am BST, Wednesday 30 September 2026.
Full terms available on NetBet's site.
It is recommended that you always review the full terms on the NetBet website before claiming, as promotional conditions can change.
NetBet Casino offers an extensive selection of real-money casino titles across different categories. You’ll find over 1,500 games on the online casino, spanning slots, jackpots, crash games, card games, and table games. Live dealer titles are also available if you prefer the traditional casino experience.
Navigating the casino is straightforward. You can browse by categories and sub-categories. You can also sort by providers if you want titles from specific software only. But the quickest way to find any title is to search by game or provider.
Slots occupy the biggest section of the NetBet casino with over 1,000 titles. You can play the classic casino titles, TV-based titles, or the Vegas style, depending on your preferences.
If you’re into Jackpots, NetBet offers a rich collection of Progressive Jackpots, 10 Minute Jackpots, and Fixed Jackpots. You can play various variants of Mega Moolah, Hold and Win, and Dragon Tiger for a fair shot at bigger prizes.
Other notable titles include Big Bass Splash from Pragmatic Play and King Kong Cash 4 Even Bigger Bananas from Blueprint. The latter is also used to claim the NetBet free spins promotion, featuring engaging features and high multipliers.
The live casino section at NetBet Casino provides real-time table gameplay streamed with live dealers. You can play up to 100 formats of live blackjack, live roulette, and live baccarat from top providers like Evolution, Pragmatic Play, and Skywind.
Game Show-style titles like Crazy Time, Monopoly Live, Crazy Coin Flip, and Dead or Alive are also available. Live dealer rooms run 24/7 with high-definition streaming on both desktop and mobile. Real human dealers deal games, so you can interact with them and other players.
In addition to the live casino, NetBet casino also has dedicated sections for standard RNG (non-live) table games, specifically roulette and blackjack. You can play popular variants of roulette like European Roulette, Dragon Jackpot Roulette, Premium French Roulette, Platinum Roulette, and others.
If you prefer Blackjack, you’ll find Single Deck Blackjack, Blackjack VIP, Multihand Blackjack, Classic Blackjack, and more at the table games section. Some of these tables, especially roulette, allow you to play with as little as 10p, so you don’t have to break the bank.
If you want to try something away from slots, table games, or live casinos, you can opt for crash games. Options like Spire+, High Flyer, Crash, Jet Lucky 2, Fly X, Crasher, and more are available if you want fast-paced titles. You can also play card games like All Aces Poker, Casino Hold’Em, Deuces Wild, Joker Poker, Jacks or Better, at the NetBet Casino.
One of the fastest ways to find your favourite casino games is to search by provider. NetBet Casino works with both established and new software providers to populate its casino lobby.
For example, studios like Pragmatic Play, Blueprint, Games Global, and Play’n Go contribute a large portion of the game variety in the casino's slots section. This allows you to get great features and mechanics across branded titles.
Providers like Evolution Gaming, Skywind, and Pragmatic Play run the show in the live casino section. They power the popular and niche variations of live roulette, live blackjack, and live baccarat on the platform.
The NetBet Casino library also includes titles from NetEnt, Red Tiger, Aristocrat, BF Games, Inspired, Yggdrasil, IGT, and more. Having titles from top providers ensures a good level of diversity for UK casino players. It also directly adds a layer of trust, considering established studios operate independently audited RNG systems. These systems ensure game outcomes are random and regulated.
Additionally, top providers are synonymous with quality. Whether you are playing live dealers or table games, you can expect excellent streaming quality and smooth dealer interaction.
NetBet Casino is fully optimised for mobile play. You can access the platform directly through your smartphone or tablet without any loss in functionality. The site adapts well across all screen sizes, with the menu and features fully operational.
NetBet also offers a dedicated mobile app for both iOS and Android devices. The app adds more stability and speed, with quicker loading times and seamless navigation across categories and titles.
Across both app and browser, the full casino library is generally accessible, including slots, live dealer games, and table games. Key actions such as registration, deposits, withdrawals, and customer support are fully functional in both cases. You can also claim the 100 free spins when you bet £20 on both channels.
You can download the NetBet Android app directly from the Google Play Store, where it currently has a 3.3-star rating out of 5. The iOS app for iPhones and iPads is available directly on the App Store, with a 4.3-star rating out of 5.
In addition to the welcome bonus, you can participate in ongoing promotions at NetBet Casino as a UK player. For example, the Players Club loyalty programme allows you to earn NetPoints as you play casino, live casino, or lotto games with real money. The more points you earn, the more loyalty levels you unlock, alongside additional benefits.
The Crack the Vault promotion is another ongoing offer. Here, you can buy tokens through the Club Shop for a chance to unlock the Vault. If you get the four-digit unlock code right, you stand a chance to win cash, NetPoints, and single-play bonuses.
You can also participate in the Daily Wheel of Gold promotion if you’ve made at least one deposit in the previous seven days. If you qualify, you get to spin the wheel once daily for free spins rewards across selected slots.
Additionally, NetBet runs a rotating Daily Deals schedule across the week. Each deal of the day offers you the chance to win deposit-based bonuses, free spins, and live casino bonuses tied to specific games and days.
Overall, the promotions available to existing NetBet players are decent. However, they’re heavily structured around activity and engagement rather than standalone rewards.
Our full guide to casino bonuses and promotions covers every offer type mentioned here in more depth.
In line with the UK Gambling Commission's April 2020 regulations, NetBet doesn’t accept credit cards for gambling transactions. However, you can still use a variety of accepted payment methods for deposits and withdrawals.
To claim the NetBet 100 free spins, you need to place a £20 bet on slots, which needs to be deposited first. You can use bank-based payment methods like Instant Bank Payment via Monzo or Barclays, and Trustly Instant Bank Transfer.
E-wallets like PayPal, Apple Pay, Google Pay, PayZ, and PaysafeCard are also available. The casino also supports Visa and Mastercard debit cards. Transactions are instant, and there are no fees.
The minimum deposit across all payment options is £10, but the maximum varies by payment method. You can deposit as high as £50,000 using Pay by Bank, Apple Pay, Google Pay and Debit Card. However, deposits via PayPal, Trustly, and PayZ are capped at £10,000. PaysafeCard allows a maximum deposit of £1,000.
Withdrawals are available at NetBet Casino via various methods. The casino often prefers that you withdraw using the same method you used for deposits to make the process easier. You can withdraw using Trustly Instant Bank Transfer or Instant Bank Payment via Monzo or Barclays.
The casino also allows withdrawals to debit cards such as Mastercard and Visa. E-wallet withdrawal options like PayPal, Apple Pay, Google Pay, PayZ, and PaysafeCard are also available. Withdrawals via all options take around 1-5 hours to be reflected.
The minimum withdrawal across all methods is £10, while the maximum varies by method. You can withdraw as high as £50,000 using Pay by Bank, Apple Pay, Google Pay, and Debit Card. PayPal, Payz, and Trustly withdrawals are capped at £10,000, while PaysafeCard allows up to £1,000.
While the casino doesn’t charge withdrawal fees, payment solutions may charge you transaction fees. Please note that the casino also requires you to complete your account verification by submitting your proof of identity and proof of address.
The variety of payment methods at NetBet is in line with industry standards. To claim the 100 free spins, simply opt in, deposit at least £10, and bet £20 on any slot to unlock the reward.
NetBet provides customer support primarily through live chat and email. Live chat is the main contact channel and operates from 09:00 to 23:00 (BST), rather than 24 hours a day. Customer support at NetBet is available only in English.
If you are playing outside these hours and need to contact support, you may use the email channel. Email support is available round the clock, but response times can vary depending on the volume of active requests.
There’s also a dedicated Help Centre that covers common topics such as account verification, deposits, withdrawals, how-tos, and bonus terms. It’s generally sufficient for simple issues. Click “Help” in the menu to access this section.
If you’re wondering whether NetBet Casino is safe, this review can confirm that the operator is legit. NetBet Casino is a fully regulated online casino for players in the United Kingdom. It’s operated by NetBet Enterprises Limited, a company based in Malta, established in 2001.
The operator holds a valid UK Gambling Commission (UKGC) license (number 39170), issued since 2017. This regulation is key for player safety as it mandates the separation of player funds. It also ensures that all games are independently audited for fairness and that a formal complaints process is in place via IBAS.
To protect sensitive information, NetBet Casino uses advanced SSL/TLS encryption. The casino is also committed to responsible gambling. It offers a suite of controls, including deposit limits, loss limits, bet limits, session timers, reality checks, and self-exclusions. NetBet is also fully integrated with GamStop, the UK's national self-exclusion scheme.
While the operator faced a regulatory settlement in 2025 related to past social responsibility failures, the combination of UKGC regulation, standard security measures, and responsible gambling tools makes it a trusted option for UK players.
You can compare NetBet against the rest of the market in our full list of online casinos.
Pros
Cons
For another operator's take on a similar offer, our Betfred free spins review is worth comparing and our Betfair free spins review covers a very different offer structure from the same category.
NetBet Casino encourages you to see gambling as a form of entertainment. To help you stay in control, it provides a comprehensive suite of responsible gambling tools. You can access the Safer Gambling Tools via Account Settings.
You can set daily, weekly, or monthly deposit limits, loss limits, and session time reminders (reality checks). You can also use the self-exclusion feature to stay away for a while.
If you feel you need a longer break, NetBet is fully integrated with GamStop (www.gamstop.co.uk). They help you block yourself from all UK licensed gambling sites for free. Confidential support is also available 24/7 through GamCare (www.gamcare.org.uk and 0808 8020 133) and BeGambleAware (www.begambleaware.org).
NetBet Casino is strictly for players aged 18 and over. If you are concerned about your gambling or someone else's, please reach out for help today.
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