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Slot Review

Skulls UP!

Our Rating:

89.97% Gold star

Skulls UP! by Quickspin
No, take me back

Visitor Rating:

0,00% No star

Times Played:

0 Times Played

TOP CHOICE TO PLAY FOR REAL MONEY

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USARated 99.46/100%

welcome bonus

360%/$220,000

60x wagering

Number of games
610+
Payment methods
5
Game providers
64
Min deposit
0.01
US Players
Accepted

OTHER TOP CHOICES FOR REAL MONEY PLAY

Jessica Bozukova | Senior Content Writer

Updated: May 30, 2025

Quick Facts

Provider: ProviderThe Slot Provider is none other than the company who developed the slot. Simply click on the name of the provider to find our more about it!
Date Launched: Date LaunchedThe date when this slot game was launched. 16/12/2019
Theme: ThemeTheme is the general genre that the the slot could be classified as. One of the elements that makes slot games appealing, A nicely planned popular theme can potentially skyrocket the popularity of an online slot! Coins, Monkey, Pirate, Skull and Bones
Jackpot: JackpotA stand-alone or multi-leveled progressive prize pool that a player can win at a given time, simply by spinning the reels.
Special Symbols: Special SymbolsThe special symbols of a slot are part of its mechanic. Elements such as Wilds, Scatters and regular paying symbols come together to form winning combinations. Bonus, Re-Spins, Scatters, Wilds

Review Summary

Skulls Up! by Quickspin is a high-energy online slot game set in a vibrant Caribbean pirate world. Launched in 2020, this slot features a 5-reel layout that can expand from 3 to 6 rows, offering up to 1,944 ways to win. The game is packed with colorful graphics, animated pirate characters, and upbeat tropical music that enhances its adventurous tone. The symbols include parrots, treasure chests, flaming skull wilds, and a cast of quirky pirates, all designed in a playful cartoon style that keeps the visuals engaging and fun.

Slot Information

Return to Player (RTP): Return to Player (RTP)The Return to Player is a statistic that aims to show the player's edge over the casino - the higher this number is the better! We review all slots based on this RTP value so click on the percentage on the right to find our more slots with a similar RTP! 96.26%
Volatility/Variance: Volatility/VarianceVolatility or Variance is meant to describe the winning potential of a slot game: a high volatility will have you win big but no so often, while a low volatility will let you win frequently, but less. High
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Slot Type: Slot TypeSlots can be categorized as classic, 3D, video slots, etc. Click on the type of slot on the right to see similar types of slots! Video Slot
Rows: RowsPart of the design of the slot, the rows are the horizontal lines that trigger special features when certain paying symbols fall in place.3
Reels: ReelsReels are the vertical lines that are build in the slots architecture; together with the rows they help trigger special winning combinations.5
Paylines: PaylinesPaylines, or betting lines, are the pre-determined links of symbols across the rows and reels of a slot. A slot can have anywhere from just 1 payline or up to thousands paylines! 243
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines. 5 x 3

Slot Features

Minimum Bet: Minimum BetThe minimum accepted amount that will allow you to spin the reels of this slot game. $0.1
Maximum Bet: Maximum BetThe maximum accepted amount that will allow you to spin the reels of this slot game.$100
Maximum Win: Maximum WinThe total maximum amount that you could win triggering the biggest winning combo. $365000
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Auto Play Feature: Auto Play FeatureAuto Play is a built-in function on the slot interface that enables automatic spinning of the slot without the player having to press the Spin button on every spin. Usually, the function can be preset to auto execute a certain number of spins like 20,50, 100, or more. Players can typically define their bet amount and set loss limits before starting Auto Play.
Changing Reelset Feature: Changing Reelset FeatureThis transformation can occur randomly or triggered by specific symbols or events, introducing new symbols, paylines, or bonus opportunities. Players experience an exciting shift in gameplay dynamics as they adapt to the modified reelset, offering fresh challenges and potential rewards with each change.
Free Spins Feature: Free Spins FeatureFree spins are the most popular feature in online slots today. Usually they are not just a free spinning on the usual gameplay of the slot but are bundled into separate and more exciting feature with special effects and much greater winning potential.
Megaways Feature: Megaways FeatureMegaways Slots are slots that vary the number of paylines by changing randomly the number of reels during slot play. If successfully triggered the paylines could grow exponentially to over 100,000 and provide massive wins.
Available: Android, IOS, Windows

Pros

  • Expanding reels with up to 1,944 ways to win.
  • Unique Flaming Skull Wilds and respin feature.
  • Colorful pirate-themed design with lively animations.

Cons

  • High volatility may not suit all players.
  • Bonus round can be hard to trigger.

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Screenshots

Skulls Up! Home Screen

Skulls Up! Home Screen

Skulls Up! Base Play

Skulls Up! Base Play

Skulls Up! Win

Skulls Up! Win

Expert’s Opinion

Jessica

325 Articles

One of the game’s standout mechanics is the Flaming Skull Wilds feature, which can trigger the “Skulls Up! Respin.” When a Flaming Skull lands on the reels, it opens up a locked position above the reel and remains sticky for the respin. Additional Flaming Skulls can keep the reels expanding vertically, boosting the number of paylines and increasing win potential. This dynamic reel-expansion system is central to the game’s design, allowing players to unlock more winning opportunities with each successive respin as the action builds.

9.00 /10 by Jessica Bozukova

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Introduction to Skulls Up!

Skulls Up! Base PlayThe Flaming Free Spins bonus round is triggered by landing three bonus symbols and starts with six free spins. During this feature, any unlocked reel positions remain open for the entire duration, and more free spins can be earned by landing additional Flaming Skull Wilds. The game has a high volatility profile, meaning payouts can be less frequent but potentially substantial. With a maximum win of 3,000x the stake and an RTP of 96.26%, Skulls Up! offers a rewarding structure for players seeking engaging mechanics and an adventurous pirate theme.

Skulls Up! Slot Provider

Quickspin Logo

Quickspin

USA Rated 94.13/100%

366 Casinos | 123 Games

All Casinos
Number of games
123
Country
Sweden
Founded
2012
  • Slots

Skulls Up! is developed by Quickspin, a renowned provider known for creating high-quality video slots that combine innovative features with captivating themes. Established in 2011, Quickspin has gained a reputation for delivering visually stunning games with engaging mechanics, often integrating unique bonus features like tumbling reels, multipliers, and free spins to keep players entertained. Their portfolio includes a wide range of slots, each offering a mix of high-quality graphics, immersive soundtracks, and thrilling gameplay. Quickspin’s focus on player-centric design and responsible gaming practices has earned them a strong following in the online casino industry, making them one of the go-to providers for both casual players and high rollers alike.

Skulls Up! Slot Characteristic:

Slot NameProviderReelsRowsPaylinesRTPVolatilityMax WinBonus Features
Skulls Up!Quickspin53–6243–1,94496.26%High3,000xFree Spins, Respins, Expanding Reels, Sticky Wilds

Skulls Up! Slot Gameplay and Mechanics

Skulls Up! features dynamic and engaging game mechanics centered around expanding reels and Flaming Skull Wilds. The base game starts with a standard 5×3 grid offering 243 ways to win, but the layout can grow to 5×6, unlocking up to 1,944 paylines. When a Flaming Skull Wild lands, it triggers a Skulls Up! Respin, opening a locked position above the reel. If additional Flaming Skulls appear during the respin, more rows unlock and further respins are awarded. This creates a chain reaction that increases both reel height and winning potential with each new wild.

The Flaming Free Spins round adds another layer of depth. Activated by landing three bonus symbols, it awards six free spins where unlocked reel positions remain open throughout the feature. More Flaming Skulls during the free spins can expand reels further and award extra spins. All wilds stay sticky for the duration of each respin, making it easier to form high-paying combinations. This blend of expanding reels, sticky wilds, and retriggerable spins drives the gameplay forward with frequent bursts of activity and strategic anticipation.

Skulls Up! Slot Features

setting

Skulls Up! is packed with exciting features that add variety and reward potential to the gameplay. The standout element is the Skulls Up! Respin, triggered by Flaming Skull Wilds that expand the reels vertically and unlock new positions with each respin. Another key feature is the Flaming Free Spins round, which begins with six spins and retains any unlocked reel positions throughout. Additional wilds during this round can extend the spin count and increase win potential. Combined with sticky wilds and expanding reels, these features create a dynamic slot with numerous ways to win.

FeatureDescription
Skulls Up! RespinTriggered by Flaming Skull Wilds; expands reels and awards respins.
Flaming Free SpinsStarts with 6 spins; unlocked reel positions remain open throughout.
Sticky WildsWilds remain in place during respins and free spins, increasing win chances.
Expanding ReelsReels grow from 3 to 6 rows, unlocking up to 1,944 ways to win.

Skulls Up! Slot RTP

96-97 RTP Range

Skulls Up! offers a Return to Player (RTP) rate of 96.26%, which is slightly above the industry average for online slots. This RTP indicates that, over a long period of gameplay, players can theoretically expect to receive €96.26 back for every €100 wagered. While the game’s high volatility means payouts may not occur frequently, the RTP suggests that when wins do occur, they can be substantial. This makes Skulls Up! appealing to players who enjoy riskier gameplay with the potential for bigger rewards.

Skulls Up! Slot Volatility

High volatility icon

Skulls Up! is classified as a high volatility slot, meaning it tends to deliver less frequent but potentially larger payouts. This type of volatility is ideal for players who prefer high-risk, high-reward gameplay. While smaller wins may be scarce during base game spins, the slot is designed to deliver significant payouts during features like the Flaming Free Spins and Skulls Up! Respins. The high volatility complements the game’s expanding reel mechanics, where unlocking more paylines can lead to substantial wins—especially when combined with sticky wilds and extended free spin rounds.

Skulls Up! Slot Betting Range

Skulls Up! offers a flexible betting range designed to accommodate both casual players and high rollers. The minimum bet starts at €0.10, making it accessible for those who prefer low-stakes gaming or are testing the waters. On the other end, the maximum bet reaches €100 per spin, which appeals to more experienced players looking to chase larger payouts. This wide range allows for customizable betting strategies and makes the game suitable for various bankroll sizes.

The broad bet selection works well with the game’s high volatility and expanding reel mechanics. Players can adjust their stake based on their risk tolerance and gameplay goals. For instance, conservative players might stick to smaller bets to enjoy longer sessions with more chances to trigger features, while aggressive players may opt for higher bets to maximize potential returns during the Flaming Free Spins or Skulls Up! Respin sequences. This flexible structure ensures that the game remains engaging across different play styles.

Skulls Up! Slot Symbols Explained

The symbols in Skulls Up! are crafted to match the game’s vibrant pirate theme and are divided into low, medium, and high-paying categories. The low-paying symbols are classic card suits—clubs, diamonds, hearts, and spades—styled with a tropical twist. Medium-tier symbols feature pirate-themed items like coconuts, parrots, and treasure chests. These offer moderate payouts and help build up wins during base game spins and respins.

The high-paying symbols include three distinct pirate characters, each with colorful and animated designs. These symbols offer the biggest rewards when matched across reels. In addition to standard symbols, the Flaming Skull Wild plays a key role in unlocking respins and expanding the reels. There’s also a Bonus Chest symbol that triggers the Flaming Free Spins feature when three land on the reels. These special symbols are central to the game’s mechanics, as they not only substitute for other symbols to form winning combinations but also activate the most lucrative features.

Skulls Up! Symbols

The symbols in Skulls Up! perfectly match the game’s lively pirate theme and are central to triggering its most rewarding features. Each symbol has its own payout value and plays a part in activating key mechanics, particularly during the Flaming Free Spins round, where sticky wilds and expanding reels can lead to impressive wins.

x5 = 5

x4 = 1

x3 = 0.5

x5 = 20

x4 = 4

x3 = 2

x5 = 15

x4 = 2.5

x3 = 1

x5 = 5

x4 = 1

x3 = 0.5

x5 = 7.5

x4 = 2

x3 = 0.6

x5 = 2.5

x4 = 0.7

x3 = 0.5

x5 = 2

x4 = 0.6

x3 = 0.4

x5 = 2

x4 = 0.5

x3 = 0.2

x5 = 1

x4 = 0.5

x3 = 0.2

x5 = 4

x4 = 0.8

x3 = 0.5

Skulls Up! Demo Version

Demo Version Icon

A demo version of Skulls Up! is available at many online casinos and gaming review sites, allowing players to try the game for free without risking real money. This version includes all features found in the real-money slot, including the Skulls Up! Respins, Flaming Free Spins, and expanding reels. It’s an ideal way for new players to become familiar with the mechanics, betting range, and volatility, while experienced players can test different strategies. The demo runs directly in-browser with no download required, making it a convenient way to explore the slot before committing to a real-money wager.

Skulls Up! Slot Compatible Devices

smartphone

Skulls Up! is fully compatible across a wide range of devices, ensuring smooth gameplay whether you’re on desktop, tablet, or smartphone. Developed using HTML5 technology, the slot adapts seamlessly to different screen sizes and operating systems, including Windows, macOS, Android, and iOS. This means players can enjoy the vibrant graphics, animations, and features of Skulls Up! whether they’re playing at home or on the go, without any loss in quality or performance. The user interface is optimized for both touch controls and mouse input, providing an intuitive and accessible gaming setup on any device.

Frequently Asked Questions (FAQs)

These questions provide concise answers to common queries about Skulls Up! Slot, ensuring clarity and understanding for players.

What is the RTP of Skulls Up!?

Skulls Up! offers a Return to Player (RTP) rate of 96.26%, which is slightly above the industry average for online slots. This RTP indicates that, over a long period of gameplay, players can theoretically expect to receive €96.26 back for every €100 wagered. While the game’s high volatility means payouts may not occur frequently, the RTP suggests that when wins do occur, they can be substantial. This makes Skulls Up! appealing to players who enjoy riskier gameplay with the potential for bigger rewards.

What is the maximum win in Skulls Up!?

The maximum win in Skulls Up! is an impressive 3,000x your stake.

How many paylines does Skulls Up! have?

Up to 1,944 ways to win (based on expanding reels from 3 to 6 rows).

Does Skulls Up! Slot Offer a Free Spins Round?

Yes, Skulls Up! includes a Free Spins feature, which is one of the game’s main highlights.

Can I play Skulls Up! on my mobile device?

Yes, Skulls Up! is fully optimized for mobile play. Quickspin has ensured that the game runs smoothly on both iOS and Android devices, allowing players to enjoy the slot on the go. The game’s design remains crisp and engaging, no matter the screen size.

Is there a demo version available for Skulls Up!?

Yes, there is a demo version of Skulls Up! available, and you can play it right here at Casinolandia. The demo allows players to explore all the features of the game without risking any real money. It’s an excellent way to familiarize yourself with the mechanics before playing for real stakes.

What are the betting limits in Skulls Up!?

The betting limits in Skulls Up! range from a minimum bet of 0.20 to a maximum of 100 per spin.

What features does Skulls Up! offer?

FeatureDescription
Skulls Up! RespinTriggered by Flaming Skull Wilds; expands reels and awards respins.
Flaming Free SpinsStarts with 6 spins; unlocked reel positions remain open throughout.
Sticky WildsWilds remain in place during respins and free spins, increasing win chances.
Expanding ReelsReels grow from 3 to 6 rows, unlocking up to 1,944 ways to win.

Where can I play Skulls Up!?

Skulls Up! is available to play at various reputable online casinos. You can find this slot featured on our curated list of recommended casinos at the beginning of this page. These platforms offer a secure and regulated environment where you can enjoy Skulls Up! with confidence, whether on desktop, mobile, or tablet devices.

What is the volatility level of Skulls Up!?

Skulls Up!has a high volatility level, meaning that while wins may not come frequently, they tend to be larger when they do occur. High volatility slots are perfect for players who enjoy the risk of chasing big payouts.

What symbols should I look out for in Skulls Up!?

In Skulls Up!, keep an eye on the Flaming Skull Wilds, as they trigger the expanding reels and respins, greatly increasing your chances to win. The Bonus Chest symbols are also important because landing three of them activates the Flaming Free Spins feature. High-paying pirate characters offer the biggest payouts during regular spins. Lastly, watch for the sticky wilds during free spins, as they help form winning combinations across the expanded reels.

Concluding Thoughts

Skulls Up! by Quickspin delivers an engaging blend of vibrant visuals, unique expanding reels, and rewarding bonus features that appeal to players who enjoy dynamic gameplay with high win potential. Its combination of Flaming Skull Wilds, sticky wilds, and retriggerable free spins creates plenty of opportunities for big payouts, especially for those comfortable with higher volatility. With a flexible betting range and smooth performance across all devices, Skulls Up! stands out as a thrilling slot option for both casual players and seasoned gamblers seeking adventurous spins.

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