A Comparison Of Online Slot Providers

A Comparison Of Online Slot Game Providers

With the iGaming industry becoming more competitive daily, you must check out the best slot providers and get to know their best work.

Our team of professionals have tested many slots in our 8+ years of experience, and we know very well the insights of the casino game providers; for this reason, we encourage you to read the full article because, in the end, you’ll have a potential eagle-eye when choosing new slot game providers.

To become a slot machine master, you must know our 8 tips about choosing the best UK online slots and read our techniques on the best strategies when playing slots.

Best UK Slot Providers

Slot provider name Best slot game in the catalogue Highest jackpot won Best overall feature of games What the provider lacks?
Pragmatic Play Wolf Gold £2.6 million Graphics Higher jackpots
NetEnt Starburst £24 million Progressive jackpots 3-reel slots
EGT 40 Super Hot £1 million Classic themes Better animations
Microgaming Mega Moolah £22.4 million Mobile compatibility Extensive gameplay
Play’n GO Book of Dead £3 million Above average RTP Faster loading speed

What Is a Slot Provider?

Slot game providers are specialized companies that create and supply online casinos with original slot titles. As the popularity of slots spikes in the UK, new providers keep launching to meet demand among players and operators. These suppliers design, program, test and release the future hit machines you discover at top casinos.

Classic studios like NetEnt and Microgaming that have delivered fan favourites for 20+ years anchor the market. But countless emerging competitors now push quality to new heights as more developers fight for your spins each year. Experience shows across modern slots – from gorgeous graphics and animations to gripping features that outclass older games using upgraded software and rendering tools.

Slot Standards for the Best Slot Providers

  1. Number of pay lines
  2. RTP
  3. Volatility
  4. Animations
  5. Sounds

Most of today’s leading slot producers focus on creating visually stunning, narratively rich, 5-reel video slots with endless themes. Thanks to contemporary technology, studios can generate captivating intros that immerse you in supplementary features with fluid transitions and enticing imagery.

Clutched symbols, free spins, multiplier ramps, and integrated mini-games with cash rewards or extra spins at risk are expected benefits that increase engagement.

Entertainment math is essential as well. A “Return to Player” (RTP) of 96% is considered the industry standard, guaranteeing that a fair amount of wagers go toward funding future payouts. Slots with low volatility pay out less frequently but more consistently, whereas those with high volatility spread out large jackpots with more minor hits. Engineers calculate the optimal volatility rate and return to player percentage according to the intended users.

The best game developers keep you coming back for more by focusing on improving the audio, graphics, symbols, and back-end metrics that lead to awards.

Pragmatic Play Slots

Despite entering the gaming industry in 2015, Pragmatic Play has developed as a top slot and live casino designer, known for exceptional math models and engaging bonus systems that are popular across casinos. Favouring high-volatility cabinets with above-average RTPs of over 96%, iconic Pragmatic hits include Bankroll reel excursions like Great Rhino Megaways and fan favourite Sweet Bonanza, which offer frequent features that increase payline payout possibilities.

Additional headline blockbuster successes. Gold Train, Wolf Gold, and rising sensation Buffalo King exemplify the studio’s studied formulations that optimize volatility for long-term huge winnings on any spin. The top game designers tempt you to spin again by focusing resources on upgrading sound, symbols, cinematics, and back-end analytics linked to incentives.

Check out the best Pragmatic Play casinos of 2024.

Wolf Gold

Pragmatic Play Slots - wolf gold

Released in 2017, Wolf Gold is the most famous slot from Pragmatic Play. This 5-reel, 25-pay line title has a wild western theme, including some popular animals of West America.

  • You can see wolves, eagles, bison, cougars, stallions, and others.
  • The game has standard features like a scatter and wild symbol and a free spin bonus round.
  • The bonus round can be activated if you hit six money symbols represented by a moon. It has an RTP of 96.01% and comes in medium volatility.

NetEnt Slots

When talking about slot provider royalty, NetEnt is sure to be mentioned. This seasoned veteran has been around for over two decades, paving the way for all software developers today.

NetEnt casinos like Planet Sport Bet offer bonuses for some classics, including Gonzo’s Quest, Starburst, and Dead or Alive. Activate up to 50 spins on registration with convenient wagering conditions.

The provider was one of the first game developers to acquire licenses to create slots based on popular movies and TV shows such as Jumanji, Narcos, Vikings, The Invisible Man and many more.


NetEnt Slots - starburst

Although it is one of their older games, Starburst remains the best online slot that NetEnt has created. See no deposit casino bonuses offering free spins to try Starburst in 2024.

  • The whole theme revolves around jewels, with a 5×3 grid. There are ten pay lines, and the betting range goes from £0.10 to £100.
  • The in-game bonus feature is a re-spin that can be triggered when a player hits five wild symbols.
  • The maximum win is set at 500x the player’s initial bet. The game sports a 96.09% RTP and is declared a low volatility slot.

EGT Slots

Starting their company as a slot machine cabinet manufacturer, EGT or Euro Games Technology has existed since 2002. Once they got their official license, they started expanding, covering Europe and Central and South America.

As time passed, the company noticed the shift toward online gaming and started making online slots.

Some of their more popular titles include 100 Cats, 20 Diamonds, Almighty Ramses 2, Casino Mania, and Aztec Glory.

40 Super Hot

EGT Slots - 40 Super Hot

Although they have many games, their top option is the 40 Super Hot slots. If you remember 20 Super Hot, this newer addition has more pay lines and better mechanics.

  • 40 Super Hot has a 5×4 layout and 40 fixed pay lines. Like its predecessor, the game revolves around fruits, and you will find symbols such as grapes, lemons, watermelons, oranges, cherries, and plums.
  • A star and the wild by the number 7 represents the scatter symbol. There are two bonus games called Risk Round and Jackpot Cards.
  • The game has a below-average RTP of 95.80% but boosts low volatility.

Microgaming Slots

Microgaming is among the oldest developers and a well-known online slot provider in the iGaming industry.

It started operating in 1994 and has become one of the leaders in creating casino games. Today, we can approximate that the software vendor has made more than 800 different titles.

Some more notable titles on Microgaming casinos include Immortal Romance, Mega Moolah, Six Acrobats, Thunderstruck 2, Book of Oz, Wanted Dead or Alive, and 9 Masks of Fire.

Mega Moolah

Microgaming Slots - mega moolah

One of the most well-known slots in all reputable UK slot sites is Mega Moolah. This game has been around for over 15 years and still holds its ground against some new, well-designed titles.

  • Since its release in 2006, it has gotten some additions; however, the original game has stayed at the top.
  • With a 5×3 grid and 25 paylines, players can bet between £0.25 to £6.25 per spin. The African safari theme features numerous symbols, including an elephant, buffalo, giraffe, zebra, impala, and lion. The monkey symbol represents the scatter needed to trigger 15 free spins. The title has low volatility and an RTP of 88.1%.
  • The main reason everyone knows the slot is because of its Mega Jackpot. It is the biggest progressive jackpot online. There are smaller in-game jackpots called Mini, Minor, and Major.

Play’n GO Slots

Another huge name in the iGaming industry is Play’n GO. Founded in 2005, the company is known for making ground-breaking steps towards gaming on the go.

Based in Sweden, with over 280 slots, Play’n GO knows how to operate in the market and what players want. Its most popular game is Book of Dead, a high-volatility game many new slot sites in 2023 will let you play with a sign-up Book of Dead bonus.

The most popular games on Play’n GO casinos include Fire Joker, the Rich Wild series, Spin Party, Sea Hunter, Moon Princess, Legacy of Dead, Reactoonz, and more.

The best part about the company is that every new game they develop is compatible with mobile devices.

Rich Wilde and the Book of Dead

play n go slots - book of dead

  • The Book of Dead is the most popular addition to the Rich Wilde slot series by Play’n GO. The game has a 5×3 grind with ten pay lines, and players can make bets from £0.10 to £100 per spin.
  • The game’s theme is based on Ancient Egypt, so that you will see a specific design for the symbols, background, and even the soundtrack.
  • Free spins, multipliers, and a bonus game are all available for this high-volatility slot. The RTP stands at an average of 96.21%.


Which is the biggest software provider today?

Although plenty exists, NetEnt is one of today’s biggest and best slot providers. However, the popularity of the Playtech casino sites has risen drastically and is heading towards the top.

Which slot has the highest payout?

Mega Moolah is the highest-paying title.

Which slots are popular today?

Video or 5-reel slots are the types that dominate the iGaming market.

Can you sustain a living from playing slots?

Technically, yes. However, due to the volatile nature of slots, a stable income from playing slots may not be viable in the long term, and we do not recommend this to be your motivation for any sort of gambling activities.

Which slots are considered the best?

Even today, slots that hold their ground include Rich Wild and the Book of Dead, Starburst, Wolf Gold, 9 Masks of Fire, and Mega Moolah. However, we think you should also look into the slot offering of more niche providers, like Rival Gaming or Big Time Gaming.