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Top 15 Best Online Progressive Jackpot Slots


A progressive jackpot is among the best features a slot could have if you’re looking to fulfil your dreams with massive winnings. The players who achieved the highest online slot wins in history made it through these special slots. 

But why are jackpot slots special? For starters, the jackpot increases over time with every bet placed. Secondly, many jackpot slots are part of a network featuring several slots and casinos, which means a higher prize pool. Even though you have to be extremely lucky, progressive jackpot slots are worth it if you land a win. 

Our writers are on a constant hunt for new games, and progressive slots are one of their favourites. Read more from Mathew West author and find out the best 15 best online progressive slots:

Mega Moolah by Microgaming

Arguably the most popular jackpot slot on the Internet, Mega Moolah has paid over £1 billion in prizes so far, creating many millionaires worldwide. 

It’s a relatively simple slot with five columns, three rows and 25 pay lines. Special features include wilds that double any winning combinations they’re part of, and scatters, which grant you 15 free spins with a 3x multiplier.

The jackpot wheel is triggered randomly during normal play. Mega Moolah has four jackpots starting at £10, £100, £10,000 and £1,000,000, respectively. The highest win ever was a whopping £13,212,882.

Mega Fortune by NetEnt

Mega Fortune used to be one of the best jackpot slots before its sequel was released. It features a luxurious theme, complete with diamond watches, limousines and champagne. The slot has a 5×3 grid with 25 pay lines. 

The jackpot wheel is triggered by landing three bonus symbols on the first three reels. Prizes increase with every wheel spin, taking you closer to the centre of the wheel. Land the Mega jackpot, and you’ll win upwards of £1 million. The highest prize ever recorded was an astounding £14,940,000 won by a Finnish player.

You may still win big if you don’t manage to land the jackpot, as this slot has a maximum win of up to 10,000x your bet. The wild is the most valuable symbol, and landing five of these will net you a huge reward.

Mega Fortune Dreams by NetEnt

Mega Fortune Dreams is the evolution of the almighty Mega Fortune slot by NetEnt. Its main differences include better visual quality and improved game features. Mega Fortune Dreams has a five-reel, three-row grid with 20 pay lines.

The jackpot works just like its previous iteration; get closer to the centre of the wheel, and you may have a shot at the Mega jackpot. The average values of the Rapid, Main and Mega jackpots are £800, £75,000 and €3,750,000, respectively.

Besides the jackpot, this slot has many great features. First, the wild symbol: landing five of these in a winning combination will grant you a 250x win. Free spins are triggered by landing three, four or five symbols, granting you up to 25 free spins. The bonus game starts with a 3x multiplier that can go to 5x.

Immortal Romance Mega Moolah by Microgaming

This five-reel, three-row slot has 243 pay lines, adding many win possibilities on top of a ludicrous jackpot. This slot is part of the Mega Moolah prize network, which means you’ll compete for jackpots from £10 to over £1,000,000! 

Feature-wise, Immortal Romance Mega Moolah is second to none. The game has six other bonus features, including random wilds that pay up to 12,1250x your stake, wild multipliers and four free spin features. The free spin bonuses start at ten free spins with a 5x multiplier up to 25 free spins with 14 wilds.

Mega Moolah Isis by Microgaming

Mega Moolah Isis is an upgrade over the regular Mega Moolah slot, featuring a colourful Egyptian theme and the classic five-reel, three-row, 25 pay line recipe. However, Mega Moolah Isis benefits from a higher RTP rate and improved maximum win.

Like all Mega Moolah slots, users can win one of four jackpots–the Mini, Minor, Major and Mega. The latter starts at £1,000,000 and has resulted in some of the biggest jackpot wins in the industry.

Obtaining three, four or five hawk scatters will reward you with 30 free spins. The bonus round comes with a 6x multiplier which may increase your winnings. Players can also choose to gamble their wins, potentially quadrupling them.

Jackpot Express by Yggdrasil

Enjoy a pleasant riverboat cruise with three jackpots and an above-average RTP rate. Unlike other jackpot slots, this game by Yggdrasil has low/medium volatility, making it perfect for players who don’t want to risk it all. 

The game includes four main game features, unlocked by landing three scatter symbols, triggering the Wheel of Fortune. This wheel allows you to access one of three free spins bonus games with sticky wilds and multipliers up to 12x and the jackpot bonus.

The jackpot is the most generous feature players can find, with three jackpots ranging from £500 to £100,000. Even if they don’t manage to grab the jackpot, players can still win up to 2,175x their bet.

Celebration of Wealth by Play’n GO

Celebrate wealth with this exciting Chinese-themed slot by Play’n GO. With five reels and 243 pay lines, Celebration of Wealth is a very popular slot with many bonus features.

Landing three, four or five scatter symbols unlocks the free spins bonus while granting you a win of 5x, 10x or 50x your stake. Then, players can choose between five and 20 free spins with anywhere between 7,776 to 243 pay lines.

There’s also a mystery pick option that mixes and matches spins and pay lines, so you’ll have a chance of winning 20 free spins with 7,776 pay lines.

The jackpot game is unlocked when a wild symbol lands on one of the game’s random gold reels. Players will then have to pick coins until they match three of these, revealing one of four jackpots starting at £10, £25, £500 or £5,000.

Jackpot Raiders by Yggdrasil

Enjoy the ultimate treasure hunt with Jackpot Raiders. This five-reel, three-row 20 pay line slot contains five different jackpot levels and multiple bonus features.

Landing three to five scatter symbols will grant you a win up to 500x and triggers the Treasure Hunt bonus, granting you ten free spins with one of two explorers–Sam or Bear. Sam is better if you’re a fan of high-risk, high reward slots, while Bear is great for steady wins. 

If you only land two scatter symbols, you’ll unlock a Pick & Click feature where you can win up to 4x your wager, ten free spins, access to the Treasure Hunt bonus or a random map.

Jackpot Raiders has five jackpots – Forgotten, Rare, Mythical, Ancient and Legendary, starting at 40, 200, 600, 1,500 and 15,000 coins. Since they’re progressive, you can count them to increase according to your wagers.

Arabian Nights by NetEnt

Arabian Nights is a five-reel three-row slot with ten pay lines based on the medieval times of Arab culture. If you’re lucky, you may win up to 12,000x your bet or a progressive jackpot starting at £30,000.

The game has two main features–free spins and the amazing jackpot bonus. The first is unlocked by landing three lamp scatter symbols, which grants you 15 free spins with a 3x multiplier and random wild that doubles your wins. 

Players can win the jackpot, usually above £1,000,000, by landing a winning combination containing five Wild symbols. The highest win ever in Arabian Nights was £2,793,690.

Hall of Gods by NetEnt

Hall of Gods is a low-volatility five-reel, three-row slot with 20 fixed pay lines known for its huge jackpots. Players can win up to 4,314x on the free spins bonus game or a jackpot worth millions.

This game includes many great bonus features, including expanding wilds and free spins. The latter is triggered by landing three to five raven scatters symbols, granting players up to 20 free spins with a 3x multiplier.

You can access the game’s jackpot by landing three Thor’s hammer symbols. Use the hammer to break the shields on the screen and win cash rewards or one of the game’s three jackpots–Mini, Midi and Mega. Some lucky players have won over £6.5 million playing Hall of Gods.

Holmes and the Stolen Stones by Yggdrasil

The famous detective is back at it again, and this time his goal is to find the missing diamonds. Holmes and the Stolen Stones is a five-reel 20 payline slot with many great features, including an astonishing jackpot starting at £30,000.

To access the jackpots, players must collect diamond shards by collecting three rusty keyhole Bonus symbols, which unlocks a Pick and Click feature. Here players must pick boxes, collecting cash prizes or shards. Five matching shards make a diamond, and getting five diamonds will grant you the game’s jackpot.

Landing three golden keyhole scatter symbols will grant you ten free spins. The feature can also be unlocked by collecting five matching diamond shards.

Who Wants To Be a Millionaire Megapays by Big Time Gaming

What about a Megaways slot paired with the Megapays jackpot system? That’s exactly what Who Wants To Be a Millionaire Megapays is all about. This six-reel slot has up to 117,649 pay lines, a hallmark of the Megaways game mechanic.

Players can win up to 50 free spins through the Hot Seat Free Spins Gamble feature. Here, you’ll have to try and guess the correct answers by using one of three lifelines–Ask the Audience, Phone a Friend or 50/50. There are safe levels along the way to ensure you don’t lose your hard-earned spins. 

You’ll have a shot at the jackpot if you land a colossal Megapays win with one of the game’s base symbols. After doing so, you’ll unlock a special spin with Megapays symbols. Collect four of them, and you can win one of the game’s four jackpots starting at £100, £1,500, £20,000 or £300,000.

Temple of Wealth by Play’n GO

Like Celebration of Wealth, Temple of Wealth is a five-reel, 243 pay line slot with a Chinese mythology theme. The main difference is the free spins feature: you’ll now have to pick mystery symbols instead of picking pay lines.

You’ll trigger the Mystery Spins feature and win up to 50x your stake when you land three to five Yin Yang Scatter symbols. You can pick between eight and 20 free spins with 48 to 8 mystery symbols. These symbols will travel across the reels while revealing the same symbol, which can increase wins up to 5,000x in this scenario.

As for the jackpot, it works like other iterations of this slot. Land a wild symbol in one of the random gold reels, and you’ll unlock one of four prizes.

Bonanza Megapays by Big Time Gaming

Get ready for a big prize bonanza, including a whopping jackpot starting at £300,000 and maximum wins of up to 17,926x your bet! Bonanza Megapays is a Megaways slot featuring six reels and up to 117,649 pay lines. 

Besides its jackpot feature, this slot allows users to win up to 22 free spins by landing four gold scatters. The feature includes an unlimited multiplier that increases with every reaction win and infinite respins, provided you manage to grab three to four gold bars in the upper row.

Unlike other Megapays slots, any spin can trigger the jackpot in Bonanza Megapays. A random low-value symbol will be turned into a Megapays symbol, and the reels will spin. Any new symbols trigger a respin. Grab 15 or more symbols, and you’ll unlock the special Mega jackpot.

Sherlock & Moriarty WowPot! By Just For The Win

Who knew the 19th century could provide wins upwards of £2,000,000? That’s exactly what Sherlock & Moriarty WowPot! promises. This five-reel three-row slot includes free spins and the famous WowPot! Jackpot network.

Free spins can be triggered when you land three or more Moriarty scatter symbols, granting players up to 18 free spins depending on the number of symbols obtained. During the bonus, several mystery symbols containing sticky wilds, multipliers or additional spins can be added to the reels.

The jackpot is unlocked by grabbing three or more magnifying glass bonus symbols, allowing you to spin the Jackpot Wheel. There are four jackpots to win – Mini, Minor, Major and WowPot, where you can win prizes starting at £10, £100, £50,00 or £2,000,000.

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