Most of the slot games tend to be colorful or with a themed reflected some cultural roots, history, action movies, or superheroes; horror slots are here to stay. With their creepy, messy, bloody, and mysterious look, numerous developers introduce some slot game based on horror-themed that usually goes around zombies, vampires, ghosts, and even famous terror film from the past century.

Konami Corporation 

It’s hard not to recognize one of the video game companies that creates many successful franchises. Started their operation back in 1969, way before the internet but quickly turned their table to the Vegas slots, with arcade cabinets, games, and even trading cards. 

The Japanese company has created many no download games with a variety of bonuses and prizes that are popular among players of all ages. Absolutely everyone can try those Konami free slots no registration, no deposit required with progressive jackpots, 324 ways to win, hight RTP%, including: Lotus Land, China Shores, Jumpin Jalapenos, China Mystery, Dragons Law, etc.

№1. Silent Hill Return

Reel/Row/Pay lines: 5/4/N/A

RTP: N/A

Volatility: N/A

Progressive: No.

Bonus Features: Free Spins, Wild, Jackpot Mini, Major, Mega, Maxi, Supreme.  

Welcome to Silent Hill, a free slot to play for fun themed based on classic games and movies from its franchise. This one is based on Silent Hill 3, where the main protagonist Heather is on screen most of the time. Bets start at 0.75 and go up to an incredible maximum of 45,000.00, which could be rewarded with a multiplier that tops x7,500 once triggering one of the top features in-game with Heather’s icon.

 

Microgaming

One of the most recognized developers that offers players no download online slots with free spins, impressive RTP and gamble features. They started their journey in 1994 with their first online casino ever, Gaming Club, which is still working and has functions. They reached their peak of greatness in 2002 with its release of Viper software. Consider the most popular horror slot machine games online just for fun.

№2. Immortal Romance

Reel/Row/Pay lines: 5/3/243

RTP: 96.86%

Volatility: Medium

Progressive: No

Bonus Features: Free spins: Amber, Troy, Michael, and Sarah’s bonuses. 12,000x jackpot. Wild.

All myths are real; vampires came to suck some blood. It’s a vampire-themed slot with some touches of romances from novels like Twilight/True Blood, even some lore from the classic Dracula book. Includes bonuses with characters like Amber that give free spins; depending on characters’ bonus, chances are to get multipliers up to 6x. The minimum bet is 0.30 coins, with a top of 30 coins per spin in the Immortal Romance free slots no download.

№3. Halloween

Reel/Row/Pay lines: 5/4/50

RTP: 96.01%

Volatility: Medium/High

Progressive: No

Bonus Features: Wandering Reels, Trick or Treat Wheel, Free Spins, Boogeyman, Click me Bonus, Wild.

Inspired by the 1978 film, its main characters were Jamie Lee Curtis and Donald Pleasance. Terror is in town, and this soundtrack will make blood runs cold. Includes some good bonuses like the Trick & Treat Wheel with multipliers that top 10x total stake; you will have the chance to spin its wheel again if landing on a multiplier, story changes if a character lands.

№4. Jurassic Park

Reel/Row/Pay lines: 5/3/243

RTP: 96.67%

Volatility: High

Progressive: No.

Bonus Features: Different dinosaurs free spins, Wild, T-Rex Alert.  

Welcome to Jurassic Park, an experiment that went wrong. This franchise is a slot game based on famous dinosaur movies that include all characters, even the most loved dinosaurs. Bet size starts at 0.30 and tops at 15.00 per spin. Comes with a different bonus depending on the dinosaur landed. Some bonuses are related to Tyrannosaurus, Velociraptor, Triceratops, Brachiosaurus, and Dilophosaurus, which may come with multipliers or wild bonuses.

№5. Lost Vegas Slot

Reel/Row/Pay lines: 5/3/243

RTP: 96%

Volatility: Medium

Progressive: No.

Bonus Features: Zombie Fist of Cash, Blackout, Free Spins, Wild, Zombie mode, Survivor mode.

Horror cannot be complete without zombies. It’s not just about the possibility of a zombie apocalypse but the fear of being alone in a world full of dead people walking. With a minimum bet size of 0.30 that could top 45 at maximum, this game includes some interesting features/bonuses like the survivor and zombie modes; one gives 50 free spins for surviving, and others will turn up a cash prize.

 

NetEnt

A Swedish company founded in 1996 with a great reputation is one of the most successful online casino software providers. NetEnt was one of the first to introduce casino software based on Java, besides using the standard HTML5. Offers progressive jackpots that have paid around $10 million in prizes since this company starts.

№6. Dracula

Reel/Row/Pay lines: 5/4/40

RTP: 96.58%

Volatility: Low/Medium

Progressive: No

Bonus Features: Free Spins, Wild, Stacked Wild.

Myths around some immortals are back for all users. A game based on the classic movie of Count Dracula that includes all nice visuals, bats everywhere, and some transformations from the well-known vampire. Players could place their bets starting at 0.2 and go up to 400, with an expected win reaching a top 400x stake. Dracula gives 10 free spins sometimes with the possibility of making 12 stacked an icon on the middle reel during this feature.

№7. Zombies

Reel/Row/Pay lines: 5/3/20

RTP: 97.2%

Volatility: Medium

Progressive: No

Bonus Features: Free Spins, Wild, Random Wild, Zombie Score

Dead are walking by, leaving their smelly perfume around the country. Prepare to survive in a zombie apocalypse. It’s hard to do, but not impossible, with the right tools and some free spins with a multiplier of 10x. Survivors have some chances to hit the Zombie Score feature to trigger some free spins before giving them the option to use a shotgun in a shopping mall to free this zone from zombies.

 

№8. Fear the Zombies

Reel/Row/Pay lines: 5/3/20

RTP: 96.38%

Volatility: High

Progressive: Yes

Bonus Features: Help function, Multiplier help, Free Spins, Free Box.

Brains… brains… that is what zombies say when they are close to survivors. It’s not an easy task to do, but players will get some benefits from this zombie apocalypse-themed game. Includes multipliers up to 15x base bet, only available to hit on free spins rounds. Take all the weapons available in each reel to trigger more features and other bonuses for good prizes.

№9. Blood Suckers

Reel/Row/Pay lines: 5/3/25

RTP: 98.0%

Volatility: Low

Progressive: No

Bonus Features: Free Spins, Vampire Slaying Bonus, Wild.

Protect the town with garlic, holy water, a wooden stack, and a hammer; blood suckers want to drink blood in every neck possible. Inspired by the movies/series about vampires like True Blood and Vampire Diaries, but with a creepier touch in their scenes and icons. Bets start at 0.25 and top at 50.00. Look for a stake and a hammer to open some coffins to claim revenge with multipliers. Blood Suckers is one of the horror-themed online slot games inspired by Hollywood scariest movies.

 

Play’n Go

Play’n Go is based in Vaxjo, Sweden, and is devoted to developing quality online gambling games and products. It was founded in 1997 but was part of another big company as a subsidiary; in 2005, it started to work independently. It now provides software in 30 languages and has many unique variants in its catalog.

№10. Wild Blood

Reel/Row/Pay lines: 5/3/15

RTP: 96.17%

Volatility: Medium

Progressive: No

Bonus Features: Free Spins, Wild Blood.

Vampires will live forever if there is no brave player who wants to kill them to win some prizes. Inspired by the classic vampire style with some darker scenes than other games, it’s a unique experience worth playing. Bets start at 0.15 and go up to 75.00 per spin. Includes a top win of 12,500 male and female vampires, and extras occasionally top 50 free spins with free re-spins.

№11. Grim Muerto

Reel/Row/Pay lines: 5/3/20

RTP: 96.51%

Volatility: Medium

Progressive: No

Bonus Features: Free Spins, Wild.

Día de Muertos is here, and Mariachis can’t miss this opportunity to bring some joy to this Mexican Holiday. This game perfectly captures this holiday’s essence, including some traditional Mexican music, instruments, and icons to match its style. Bet sizes are from 0.01 up to 1.00 per spin, but per line bet available is 5 coins. Includes free spins and extra wilds feature during these to maximize winning chances.

№12. House of Doom

Reel/Row/Pay lines: 5/3/10

RTP: 96.11%

Volatility: Medium

Progressive: No.

Bonus Features: Doom Spins, Wild.

Haunted Houses are responsible for plenty of missing people in movies, but these will only give ghosts and rewards for playing with some of their peculiar icons and extras that make this game a real horror experience. The bet starts at 0.10 but will top on 100 per spin. Includes 10 free spins once users match 3 or more scatters.

 

International Game Technology PLC (IGT)

Popular around the world for their slot machines online and offline too. IGT is the abbreviation form of International Game Technology that provides slot machines, casino games, and gaming software on various platforms like mobile and online. Most of their variants feature top online casinos, providing great diversity, including some horror slots.

№13. Black Widow

Reel/Row/Pay lines: 5/3/40

RTP: 96%

Volatility: Medium 

Progressive: No

Bonus Features: Free Spins, Wild.

Black Widow started his fame in the last century with a reputation for being quick and messy; trapped souls, captured individuals, and eating some rich people made it shine with a female protagonist in a horror slot game. Its minimum bet per line is $1, and some common icons are a Black widow Icon, a female victim, three male victims, and some high-value cards to bring more symbols to win with.

№14. Ghostbusters

Reel/Row/Pay lines: 5/3/30

RTP: 93.5%

Volatility: Low

Progressive: Yes

Bonus Features: The Psychic, Stay Puft, Paranormal Pick, Ballroom Buster, 4 Mystery.

Inspired by the movie with the same name, users that are fans of this Halloween classic will be more than happy to play with their favorite characters like Wiston, Egon, Louis, Peter, and Raymond. Includes some fights against Venkman to guess the card he is holding. Marshmallows are falling from the sky to complete the scene for other bonuses. Bet size starts at 0.30 and goes up to 30 in the horror slot game.

 

Playtech

One of the best online slot game selections that will fill most of the genres and types users like to play; includes some movies, series, comics, sports, and more themed-based ones. This company is one of the largest worldwide, providing this slot games software that features in top casinos online.

№15. Halloween Fortune

Reel/Row/Pay lines: 5/3/20

RTP: 97.06%

Volatility: Medium

Progressive: No

Bonus Features: Free Spins, Wild, Gamble, Brewing Bonus.

Three witches are waiting to make some potions and fly with their broomsticks in the night sky. Halloween is all year long with these witches based on the Hocus Pocus movie, as all witches have a dark house, which is the perfect place to prepare some potions. Triggering some bonuses are needed for these witches that will apply some multipliers to placed base bets by 400x, 500x, or even 1,000x in the horror slot game.

№16. Haunted House

Reel/Row/Pay lines: 3/3/5

RTP: 96.71%

Volatility: Low

Progressive: No

Bonus Features: No

A Haunted House horror slot game is far too different from the popular ones; it has that mysterious dark vibes; players are happy to find an easy slot game that only needs to match three similar symbols to win a prize and scare their souls. All symbols are crucifixes, caskets, daggers, chalices, and candles. It’s a unique variant from this developer, who includes some classic and actual features.

 

№17. Ghost Rider

Reel/Row/Pay lines: 5/3/20 

RTP: 93.50%

Volatility: Low

Progressive: Yes

Bonus Features: Flaming Chopper, Free Spins.

Inspired by the iconic movie where Nicolas Cage rides a bike with some superpowers. This flaming head character has a unique touch from Marvel’s style. Bet size starts at 0.20 and could go up to 100 for its maximum bet per spin. Other features like Flaming Chopper will turn on a wheel when it appears in its central reel but triggers a bonus round if players have the luck of hitting it on all five reels.

 

Aristocrat 

Well-known developer by the Australian public, since their headquarters are based in Sydney. Aristocrat Leisure Limited, or just Aristocrat, is a competitor from slot game software that built its reputation from the ground to be what it is today: a company with filial in countries like the US, Japan, South Africa, and Russia.

№18. Red Baron

Reel/Row/Pay lines: 5/3/243

RTP: 95.7%

Volatility: High

Progressive: No

Bonus Features: Red Baron Missions, Free Spins, Wild.

Legends never die, and this pilot and his fame will encounter all the history in one slot game developed by this incredible online company. World War I was a bad time for enemies that faced Red Baron and his plane. Multipliers start down at 2x but could top a maximum of 1500x base bet, depending on the matching icons. Hit a mission is based on scattering matched, and there are 5 missions with different rewards.

 

Other Horror Slots

Plenty of great developers worldwide with great horror games that could match the style and satisfy some niches in the slot games online casinos market; it goes beyond those already mentioned. Some other companies that create variants with themes around horror, terror, Halloween, or similar are emerging with some original ideas with great features, rewards, bonuses, and more to keep users happy with all their hard work. Here’s a list of some other horror games that are great choices to play with:

 

Circus of Horror (GameArt): A high-volatility horror slot game with 96.68% RTP. It’s a freak show; well, it’s a circus with peculiar characters that land in 5 reels, 3 rows with 243 active paylines. Circuses are not the best place for finding the devil, a mummy, or a dead nurse, but some rewards by matching them are good for a slot machine. Bet size: minimum 0.01, maximum 25.00; with some tweaks, it’s possible to start betting with 0.50. Includes two wilds, free spins up to 15, gamble feature, and other bonuses.

Wild Walker (Pragmatic Play): Zombies are part of the horror culture, and numerous movies, series, comics, and games could tell it’s true. Zombies in Wild Walker have different outcomes, and most symbols are related to a laboratory; some are research, a syringe gun, a zombie, and others. It has 96.55% RTP, 5 reels, 3 rows, 25 paylines and high volatility. Includes some levels for free spins and bonuses that go from 1 to 4, with different features like expanded reels up to 8 with free spins during this bonus.