Progressive jackpot slots open the door for a life-changing win, like the Mega Moolah jackpot that fetched £13.2 million to a British soldier Jon Heywood from the UK in October 2015.

If you wondered how the best slot casino sites cover such a big amount of money, the answer is they don’t.

Its managed by software providers. When you play a slot game, developers take a small percentage of your bet to form the progressive jackpot. Depending upon the popularity and number of players in the game, it grows. Whether you play live or on an online casino, the prize pool rises with time until someone gets lucky and hits it.

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So, all you have to do is try your luck at some of the best UK slot sites if you want to win big.

Popular Progressive Jackpot Slot Games

Mega Moolah

Microgaming’s Mega Moolah is also widely known by the name ‘Millionaire-Maker.’

Many games contribute to its accumulated pools of the jackpot like Mega Moolah, Mega Moolah Isis, Mega Moolah 5-Reel Drive, and Mega Moolah Summertime. It has 5-reels and a total of 25 adjustable paylines. You benefit from 15 free spins with 3x multipliers, wild, and scatter symbols.

Jackpot Giant

Software developer Playtech manages it. It has 50 paylines spread across 5-reels, and you benefit from stacked wild cards, scatters, and jackpot giant bonus offers.

The Incredible Hulk

It is a part of the Marvel Mystery Jackpot series developed by Playtech. It employs 5-reels and has 25 adjustable paylines. You benefit from a range of special features, including the Smash Bonus game and up to 10 free spins. Its jackpot is linked to four different progressive prizes – the Power, Extra Power, Super Power, and Ultimate Power jackpots.

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Arabian Nights

Leading software developer NetEnt developed the game ‘Arabian Nights’ – the first-rate progressive slots. It takes you to an exotic Arabian world full of hidden treasures and offers slots in 10 adjustable paylines, spread across 5-reels. You benefit from scatter symbols that unlock up to 15 free spins and a wild symbol that lands you either the progressive prize or a consolation prize of up to 10,000 coins.


Developed by IGT, the game offers you a chance to walk away with a life-changing progressive jackpot. It has standard 5-reels with 20 adjustable payline, but the game allows re-triggering of free spins that let you win up to 180 spins. The jackpot gets triggered when five ‘Mega Jackpots’ symbols positions on the centre payline.

Mega Glam Life

It’s a luxury theme slot game developed by BetSoft that aims at preparing players for three progressive prizes – the Big, the Huge, and the Mega jackpots. It has 20 adjustable paylines across 5-reels, and you benefit from 16 free spins, bonus symbols, and a wild triggering a re-spin.


Software providers like Microgaming, Playtech, NetEnt, BetSoft, and IGT are some of the most respected developers to create the biggest progressive slots rewards in the gambling world.

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Remember, it’s all luck, and you have an equal chance of winning the jackpot by playing at 25p per spin, as you do at maximum stakes!

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