Best Halloween Bonuses, Games, and More for 2023

The Halloween countdown has begun, meaning that players are ready to switch their focus to online casino slots full of jack-o-lanterns with their ghoulish grins and all other attributes of the spooky season.

In 2023, getting into the spirit of All Hallows Eve is even much more fun thanks to a host of new games released by the industry’s best software providers just at the right time. Plus, players’ longtime favorites themed around this hugely popular holiday have not gone away either, creating all the conditions for a fantastic slot marathon, which is definitely not less important than prepping colorful costumes and carving pumpkins.

Prepare to be spooked this Halloween not only by exciting Trick and Treat stories but also by a plethora of bonuses and promotions run by online casinos to let punters tap into the festive atmosphere of one of the most beloved celebrations.

Halloween Bonuses

One glance at our bonus page is enough to figure out that the spooky season has officially arrived. The vast majority of gambling websites have made sure their customers can benefit from additional perks designed especially to spice up the most bloodcurdling moments.

From hefty bunches of slot spins to various reload deals and bonus cash – the selection of Halloween perks can suit all tastes and preferences, offering something for every style of punter. What’s more, many of the offers come with favorable rules such as low wagering requirements or decent cashout limits. Well, seasonal and holiday-themed bonuses are typically popular among the players, who usually consider them as worth spinning.

Of course, the quality and value of offers can vary dramatically from one online casino to another, therefore never skip the fine print and read carefully the terms and conditions attached to every bonus. As always, we at CasinoSlots, have gone the extra mile to provide players with the most comprehensive and accurate information about current Halloween deals featured in our dedicated section. Just click the green “Info” icon to find out how to claim the particular bonus and all the essential details: the size of the minimum deposit (if any), playthrough requirements, whether the bonus itself is cashable or not, and, most importantly, the maximum cashout limit.

If you want to know more about the website that offers a certain promotion, just click the yellow icon to read an in-depth casino review written by our team of seasoned iGaming veterans. Each review covers a game selection, banking policy with the available options for deposits and withdrawals, customer support, and the casino’s general bonus policy. You can also see how other players have rated the place to get a complete picture and make up your mind.

Best Slots for the Spooky Season 2023

Monster Hunt

Launched last week, Monster Hunt is the latest title from BGaming, a pioneer of crypto gambling.

In this spooky online slot, players are invited to step into the shoes of a fearless hero who dedicated his life to safeguarding ordinary people from the merciless monster assaults led by the Ancient Vampire. The game is packed with bonuses that range from free spins and a Horror Respin feature to Jackpots and a Buy Bonus. A medium-high volatility game, it offers an impressive maximum win of 1299x bet while Mini, Mega, and Grand Horror Jackpots award 20x, 100x, and 1,000x bet respectively.

The Haunted Inn

Open to all players looking for spooky multiplier wilds that make the free spins bonus so frightfully generous, The Haunted Inn is a creation of Nucleus. The game has a 5x4 grid enhanced with 80 fixed pay lines and the ability to form wins of up to 4,420x bet.

The game is very affordable given that the minimum stake is set at just $0.10 while the max wager reaches $20, offering a potential prize of $88,400. The highlight of this slot is its free spins feature boosted with a Multipliers Multiply bonus intended to generate truly whopping rewards.

Tricks and Treats

Released last October, Tricks and Treats is one of the Halloween masterpieces from Red Tiger Gaming, which instantly became very popular among punters.

Advising slot buffs to leave their arachnophobia and caramelaphobia at home, the brand offers them a vibrant 5-reel 4-line playfield to land their triumphant combos across 25 pay lines to win up to 1,697x bet. Naturally, the bravest of the brave will receive treats in the form of random instant cash prizes and free spins with multipliers.

Rags to Witches

Made by Betsoft, one of the most successful US-friendly software providers of casino slots, Rags to Witches features an explosive progressive Jackpot and a fantastic trio of bonuses: Prize Reel, free spins, and Jack O’Lantern wilds.

A real treat for fans of high volatility spinning adventures, this game offers a decent hit rate of 31.52% and a generous payout percentage that returns players 96.21% of all staked money – in the long run, of course. Gamblers will fly with the witches on Halloween night across the standard 5x3 grid with 30 pay lines to possibly trigger Mini, Minor, Major, or Mega Jackpot.

Happy Halloween

One of the longtime favorites beloved by players in different corners of the world, Happy Halloween was released by Play’n GO back in 2015. Since then, it has been in high demand across online casinos and not only during the spooky season.

Wandering through the five creepy reels together with the Grave family, punters can activate up to 50 pay lines and create lucky combinations from cookies, candy apples, and yummy gummy ghosts filled with the finest ectoplasm. The game boasts an advantageous free spins bonus while Jacky the Wild Jack o' Lantern is extremely good at helping carve out delicious rewards.

Book of Enchantments

Wizard Games provides all players a one-of-its-kind opportunity to step into the wondrous world of magic with Book of Enchantment and assists the charming witches as they practice various powers. It is a low volatility slot, meaning it delivers somewhat smaller yet frequent payouts, constantly fueling the gambler’s bankroll.

Besides a captivating storyline and superb visuals, this book offers exciting extra features, letting all worthy apprentices benefit from Magic Spins with locked wilds and unique free spins bonus with special expanding symbols.

Witches of Salem

More women flying on a broomstick can be found in Rival’s Witches of Salem, one of the most popular US-friendly slots themed around Halloween. Offering 243 ways to win, it sees the trio of spellbinding sorceresses use their powers to award free spins with multipliers, cash prizes, as well as Mini, Minor, or Magical Jackpot.

Apart from Wheel of Witchcraft scatter icons that summon the same-named bonus, the game contains such enchanting symbols as a black cat, a bubbling cauldron, a potent potion, a tasty toad, and the apple of the occult, as well as bejeweled ace, king, queen, and jack.

Vampire Riches

One of the most recent Halloween titles to make the headlines, Vampire Riches is driven by Yggdrasil’s innovative DoubleMax mechanic that sees every consecutive win double the multiplier with no maximum limit, offering up to 25,000x the bet.

Set in New York on a Blood Moon night, the game also contains the Golden Bet and Buy In options, letting players double the chances of triggering free spins or simply purchase free spins without the need to wait for them to trigger.

Bubble Bubble 3

The list of best Halloween games would not be complete without Bubble Bubble 3, the latest addition to RTG’s famous series.

Willow and Wanda are still wild, substituting for all other symbols, including scatters. In addition to that, they can expand to cover the entire reels and double the winning combination they are part of. Should they both appear in the same winning sequence, the prize will be quadrupled –real magic, no matter how you want to look at it! This game has no shortage of lucrative bonuses, offering free spins with zapped wilds, a unique Win-Win feature, and advantageous Crystal Ball Respins.

Halloween Slot Tournaments

It’s no secret that slot players love all sorts of tournaments, freerolls especially. The great news is, many online casinos gladly add Halloween-themed events to their selection of regular spinning contests.

Make sure to check out our dedicated section for the biggest choice of free-to-enter tournaments organized by the most renowned gambling websites that accept US players. If you are one of those with a competitive spirit and a desire for the adrenaline rush, do not miss your chance to grab a share of impressive prize pools without paying an entry fee. We provide the basic info for each contest, for more details on the event type, available games, and number of winners, consult the rules provided by the casino.