No Deposit Casino Bonuses for May 2021

Online Casinos offer no deposit bonuses to entice new customers to sign up and play their games; it's one of the best new customer acquisition tools available. Everybody likes free money, especially when there are no strings and no wagering requirements attached, and any winnings are paid in cash!

The good news is, Big Casino Bonuses™ has searched relentlessly to showcase all of the new casino bonuses no deposit required from trustworthy casinos licensed and regulated by the UK Gambling Commission. So you can play your favourite casino games without depositing and have the chance to win real money, safe in the knowledge that you are playing at a reputable venue.

To help you get started, we've listed the different types of no deposit casino bonuses that you will find on this page and given a brief explanation, so you know what to expect.

Types of No Deposit Bonuses

There are 7 main types of no deposit bonuses; you need to understand the differences so you can choose the right offer to enjoy your online gambling experience.

  • No Deposit Bonus

    When you sign up to a new casino it's only fair that you get to try it out before depositing real cash. That's where no deposit bonuses come in, look at it as a try before you buy, completely risk-free! A casino will credit your account with a fixed sum of money, so you can hit the slots or table games with free casino chips. There is usually wagering requirements on any winnings and a cap on the winning amount! It's one of the most generous gifts a casino can offer new players and sometimes existing players too.

  • No Deposit Casino Bonus

    Something of a rarity these days for UK players due to the increasing regulations and tax implications levied on UK licensed online casinos; no deposit casino bonuses are a great incentive to sign up and sample a new casinos' games, you can feel the vibe and soak up the atmosphere of the site without depositing. Once you have registered and verified a new account, the casino will drop a free token into your account balance, so you can take their games for a test drive before deciding if you want to play for real money. There is no further obligation to fund your account, if you don't like what you see, simply walk away - wallet intact!

  • No Deposit Bonus Codes

    Come on hands up, who doesn't like a no deposit bonus code? It's an exclusive offer code, not usually available on the casinos' site, entitling you to anything from free spins, bonus cash, casino bonuses no deposit, and cashback through to reload bonuses and everything in-between!

  • Free Play Bonus

    Another promotion in the new player acquisition armoury is a free play bonus. Upon successful registration and account verification, a casino will credit your new account with a time-limited sum of bonus money, you'll have a set amount of time - usually 60 minutes, to win as much cash as you can and keep any winnings up to a capped amount!

  • No Deposit Slots Bonus

    A lot of players prefer the thrills and excitement of spinning the video slot reels more than any other game; as the name suggests, no deposit slots bonuses are free casino credits dropped into your account instantly on registration. However, game restrictions apply, you can only use these bonuses on slots, usually specific games. The standard wagering requirements and maximum bet rules will apply, so always read the promotional T & C's so you don't fall foul of the rules!

  • No Deposit Free Spins

    Everybody loves free spins! And what better way to put a new casino through its paces than with a bunch of free spins no deposit! The most popular type of no deposit offer, online casinos promote a certain number of free spins on a specific video slot, sometimes accompanied by an exclusive bonus code which you need to enter on the registration form to activate them.

    The number of free spins you get varies from one promotion to another and so does the slot machine they're valid on! By far the most popular free spins bonuses are Starburst free spins and Book of Dead free spins. Make sure you read the promotional T & C's as wagering requirements, game weighting, and a maximum stake when completing the wagering requirements will apply unless of course, they're wager-free!

How to use No Deposit Bonus Codes

If you're lucky enough to have an exclusive no deposit bonus code, all you need to do is register and verify a new casino account, follow the promotional instructions and enter the bonus code on the registration form when prompted to activate the bonus.

Not all no deposit bonuses require a bonus code, if no code is required, you simply need to sign up for a new account via the link provided and your free welcome offer will be activated automatically. Each bonus code is unique and you can only use it once, this is to prevent rogue operators from claiming the offer multiple times.

Start playing today with a no deposit bonus and spin the reels on Starburst, Book of Dead, The Goonies™, and Playtech's award-winning - Age of the Gods Series of online slots or hit the Live Dealer Tables such as Blackjack, Baccarat or Roulette with a No Deposit Bonus!

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777 Casino
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Compare no deposit casino bonuses from trustworthy casinos. Find exclusive bonus codes entitling you to free spins on action-packed slots like King Kong Fury™ from NextGen Gaming or no deposit sign-up bonuses to spin the reels on the exclusive Reel Royalty mobile slot from Intouch Games. Whatever your gaming passion, you'll discover a no deposit bonus to suit your tastes, updated daily to showcase only the latest promotions from UK no deposit casinos!

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Play Slots & Mega Jackpots with an £88 Free Play Bonus + 100% Extra up to £100

Play an intoxicating blend of big jackpots and exclusive slots with £88 on the house, only at 888 Casino! That's right, open a new account today and 888.com will give you an £88 free play bonus, so you can spin the reels on a magical range of casino-style games!

Better yet, new shooters are welcome to claim 100% extra on their first deposit up to £100, on deposit from as little as £20.

  • £20Min Deposit
  • 30xWagering
  • Cashable
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New Players Only - T & C's Apply

Rating : 3.4 / 5 (295 votes)

20 No Deposit Free Spins on any Age of the Gods Game at Casino.com

Casino.com is giving all new players 20 No Deposit Free Spins on sign up, to spin the reels on the awesome Age of the Gods series of online slots! That's right, simply sign up for a new account and you'll get 20 Free Spins credited automatically to take your pick from King of Olympus, Fate Sisters, God of Storms and many more! Not only that, but you'll get a further 180 Bonus Spins and 100% extra up to £100 on your first deposit of just £20 or more!

A top-rated online casino that plays just as good across 99% of handheld devices as it does on desktop and tablet. You'll discover all the latest Playtech Slots, networked Progressive Jackpots and Live Dealer Games including Age of the Gods Roulette, Prime Slingshot and the DC Comics line of Superhero Slots - Justice League and Superman 2.

  • £20Min Deposit
  • 40xWagering
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New Players Only - T & C's Apply

Rating : 3.4 / 5 (301 votes)

Claim 11 No Deposit Spins on Starburst, Joker Pro, Wild Wild West or Finn and the Swirly Spin!

It's all fun and games over at Fun Casino, a new mobile casino stacked with top games from a multitude of game designers. You can start your fun-filled casino adventure with 11 No Deposit Free Spins on StarBurst, Aloha Cluster Pays, Joker Pro, Wild Wild West - The Great Train Heist™, The legend of Shangri-La or Finn and the Swirly Spin. Simply sign up for a new account, verify your details and you'll get 11 Spins credited to your account straight away, it's automatic, so there's no waiting around!

With a casino platform like no other, Fun Casino is packed to the rafters with state-of-the-art games. If you fancy going jackpot hunting, then head on over to the African jungle and hunt big wins on Microgaming's Mega Moolah jackpot slot, or step into the Enchanted Woods for a fairytale adventure filled with fun, frolics, and laughter!

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  • 50xWagering
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Get a £5 No Deposit Bonus on Shamrock N Roll, Mayan Marvels & Candy Swap!

Jackpot Mobile has turned up the heat with a superb £5 no deposit casino bonus to spin the reels on Shamrock n Roll, Mayan Marvels and Candy Swap, for all new players who sign up and verify their details, no bonus code required!

A new Nektan Casino, you'll have instant access to a dazzling range of games including Jackpots, Live Dealer, Instant Wins, Bingo and loads of the latest Slots to hit the market. New games include Well of Wishes, Vampires vs Werewolves and Nikola Tesla's - Incredible Machine.

  • £10Min Deposit
  • 40xWagering
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New Players Only - T & C's Apply

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10 Free Spins No Deposit on King Kong Fury from NexGen Gaming - Bonus Code KING10

Let Jackpot Paradise transport you to Vegas with 10 No Deposit Free Spins on King Kong Fury from Nextgen, when you sign up for a new account and enter bonus code KING10 on the registration form. You'll then find 10 Free Spins waiting in your account the next time you login! No Credit or Debit Card required!

A ProgressPlay Casino, Jackpot Paradise is stuffed full with the latest games from the biggest names in town. Holding a shiny new gaming license issued by the UK Gambling Commission, Jackpot Paradise is a stellar venue for UK based players, who can expect to find, fast withdrawals, great customer care and a flawless playing experience across all devices, no matter what the screen size or operating system!

  • £10Min Deposit
  • 50xWagering
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Terms - Opt-in Required. 50x wagering any winnings generated from free spins, contribution may vary per game. Free Spins valid for 7 days from issue. Max conversion £20. Begambleaware.org
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£5 No Deposit Bonus + £500 Welcome Package & 50 Spins on StarBurst!

Monster Casino is scarily good! Enter this new Nektan Casino if you dare and you'll be rewarded with a £5 no deposit bonus - to spin the reels on Shamrock N Roll, Mayan Marvels and Candy Swap. Better yet, you'll get a £500 welcome bonus plus 50 Starburst Spins credited over your first 3 deposits.

Jam-packed with thrilling promotions, there's a different bonus offer every day of the week - from 15% Cashback on Super Sunday, a 50% Reload Bonus on Friday's and Spin it Wednesday dishing out 50 Free Spins, and with a superb selection of new slot games like the current game of the month - Turn Your Fortune, The Wiz and Bar X Safecracker Megaways™, Monster Casino has everything you need for a fun-filled time on mobile or desktop!

  • £10Min Deposit
  • 40xWagering
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Rating : 3.6 / 5 (303 votes)

25 Free Spins No Deposit Bonus on Great Rhino + Deposit £10 Get 100 Bonus Spins at Trada Casino

Trada Casino is giving all new customers 25 No deposit Free Spins on Great Rhino, designed and developed by the team at Pragmatic Play! Simply sign up and launch the Great Rhino slot and you'll be able to spin away with 25 Free Spins! Better yet, if you make your first deposit of just £10+, you'll get another 100 Bonus Spins on the same slot!

Trada Casino burst onto the scene bringing a new game to town! A solid casino, Trada put the player first, developing a range of safe-gambling features of the likes the industry has never seen before! Equipped with manual flushing - a withdrawal lock feature allowing you to send your withdrawals straight to processing, skipping the reverse withdrawal period, time-limits, deposit limits, and self-exclusion periods, so you know you are in safe hands here!

  • £5Min Deposit
  • 40xWagering
  • Cashable
Terms - No Deposit Free Spins have a wagering requirement of 40x free spins winnings. Max withdrawal from free spins winnings is £10. Once wagering is completed, a deposit of £5 is required in order to register a payment method for withdrawal. This will be refunded to you along with your winnings once your account is verified. Deposit Match Terms: Minimum deposit is £10. 20x free spin winnings wagering requirement. Max bet per spin of £4 while playing with a bonus. Begambleaware.org
New Players Only - T & C's Apply

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Claim a 77 Free Spins No Deposit Bonus on Registration at 777 Casino!

Everybody loves a No Deposit Free Spins Bonus, and they don't get any better than this! Sign-up with 777.com and you'll earn yourself 77 Free Spins with no deposit required! So you can spin the reels on Treasure Fair, Steampunk Nation, Gods of Gold or Jacks Pots™! Better yet, make your first deposit of £20 or more and you'll receive 100% extra up to £200. A multi-software casino, you'll have instant access to a great range of Slots, Jackpots and Live Dealer Games on the GO!

  • £20Min Deposit
  • 30xWagering
  • Cashable
Terms - No Deposit Offer: Claim in 48 hrs, 14-day expiry, Free Spins (FS) wins credited as bonus funds & capped at £10, exc. JP win. Deposit Bonus Offer: FreePlay (FP) wins credited as bonus & capped at amount received, exc. JP win. Valid on selected games. Bonus wins capped at £500, 50x wagering, vary by game. Bonus expires within 90 days, withdrawal restrictions apply. Begambleaware.org
New Players Only - T & C's Apply

Rating : 3.4 / 5 (282 votes)

Get 10 No Deposit Free Spins on Kaiju - Bonus Code KAIJU1

Join Vegas Paradise on a thrilling ride through 1000+ Vegas-style Slots, Jackpots and Games with 10 Free Spins No Deposit on Kaiju from Elk Studios, credited instantly the minute you enter our exclusive bonus code KAIJU1 on the registration form. Kaiju is a state-of-the-art 5-reel slot that plays just as good on mobile as it does on desktop, delivering a dynamic blend of free spins, sticky wilds, and expanding reels with an astonishing 7776 ways to win!

Vegas Paradise is renowned for offering plenty of Free Spins Bonuses, Promo Codes, fast withdrawals, excellent customer support and a variety of spot promotions; designed to increase your enjoyment and playtime!

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New Players Only - T & C's Apply
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Rating : 3.6 / 5 (305 votes)

Virgin Games Play £10 Get 30 Wager Free Spins on Double Bubble
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Glimmer Casino£1,000 Welcome Package + 50 Spins on Irish Luck!
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18+ New UK customers only. 50x wagering. Game weighting applies. Bonus valid for 30 days / Free spins valid for 7 days from issue. Max conversion : 5x the bonus amount or £20 from free spins. Skrill deposits excluded. Begambleaware.org Full T & C's Apply

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No Deposit Casino Bonus of the Month May 2021 as Voted by No Deposit Bonus Hunters!

777 Casino has been voted the best casino bonus no deposit for May 2021 by UK casino players. If it's not the fact you can play with £21 free, credited automatically on sign-up with low wagering requirements, then it must be the state-of-the-art Mobile App's overflowing with engaging games, fast withdrawals, high betting-limits, exclusive Jackpot Slots, and first-class customer support that makes 777 a standout UK no deposit casino!

To vote for your favourite no deposit casino bonus, simply visit the casinos' review page and click on the star rating to place your vote! The no deposit bonus with the highest improved aggregate rating will become the coveted heavyweight champion the following month, knocking 777 Casino off the podium!

777 Casino

Rating : 3.4 / 5 (384 votes)

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18+ New Customers Only. Min deposit £20, Skrill & Neteller excluded. 7 day expiry. Bonus wins are capped at £500, 30x wagering, game weighting applies. Begambleaware.org T & C's Apply

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New No Deposit Casinos for May 2021 Hot UK Casino Sites!

New No Deposits Casinos are fresh, new and exciting; recently launched casinos that welcome new players with a no deposit bonus, that can be anything from a no deposit free spins bonus on sign up through to a casino bonus with no deposit, upon successful account registration and verification. Listed below, you'll be able to compare the latest UK licensed casinos to open their doors and welcome new customers on board with a no deposit bonus or free spins bonus!

There are many advantages of playing at a new casino - they're loaded with the latest games plus fabulous promotions designed to increase the casinos' player base, and they generally go above and beyond to please new players. Not to mention, some superb casinos are hitting the market right now, with next-generation gameplay and cutting edge rewards systems developed to increase your enjoyment.

Advantages of playing at UK No Deposit Casinos

Here's a quick breakdown of why playing at a new no deposit casino is so advantageous!

  • Free Money

    Who doesn't love free cash? Especially when all you need to do is sign up for a new casino account and receive an instant free cash bonus. There are plenty of offers around including no deposit wager-free spins, where any winnings are paid in cash with no restrictions, and no further obligations - so you can withdraw any winnings straight away.

  • Increase your Winnings!

    No deposit bonuses allow you to play casino games without depositing, with the chance to win real cash! So your odds of winning are automatically increased and you never know, you might just hit the Jackpot.

  • Test New Games

    Try out new games, explore the features and enjoy exciting new bonus rounds, while finding a game that suits you. You can even work on your strategy, to see if you can beat the reels or pit your wits against a live dealer in Blackjack or Baccarat lobby.

  • Evaluate a New Casino

    Many new casinos come and go, often they are underfunded or badly managed, using a no deposit bonus gives you the chance to sample the games and get a feel for the casinos' platform and gaming environment, helping you can make an informed decision on whether you want to make a deposit, you never know, you might just find the next big thing!

  • Practice makes Perfect

    Hone your skills and try new strategies; a new no deposit casino gives you the chance to play all the games you've had your eye on and also play the ones you enjoy.

Online casinos hand out bonuses for many reasons, for example: attracting new players to sign up or when the casino celebrates a Birthday or meets a milestone like an Anniversary. When a casino meets a milestone you can be sure extra treats will come your way like free cash bonuses or wager free spins on the latest slot releases. These little gestures go along way in keeping new and existing customers happy and loyal.

To ensure you have an enjoyable time gambling, always read the promotional Terms and Conditions before signing up to a New Online Casino.

Only play with money that you can afford to lose and stay in control of your wagering by taking a break, setting session reminders and deposit limits or self-excluding.

Gambling can be addictive, please play responsibly. For more information visit Be Gamble Aware.

The United Kingdom's gambling laws state only people aged 18 and over are legally allowed to play at online casinos.

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