King of Slots Machine

Visit the palace to seek an audience with King. On the trip there, find great treasures that the King will bestow upon you in March 2023. Will you become a wealthy subject in the King’s court?

King of Slots is a 5-reel, 25 payline, online video slot game, with a medium variance. The Royal themed casino game is powered by NetEnt and has an RTP of 97%. Bonus features, such as Blue Diamond Wilds, Purple Gem Scatters and the Sticky Wins Feature, can help you win up to £750,000 in real money!

Discover how to become wealthy as royalty with wild symbols, scatter symbols, and a free spins round in this King of Slots Review.

Best King of Slots Sites

From our research, we have created a list of the King of Slots Sites in March 2023:

  • MrQ

    MrQ Logo

    First deposit only. Min deposit & spend £10. Max 30 spins on Big Bass Splash at 10p per spin. Spins credited upon spend of £10.

    Full T&C's Apply

  • Wizard Slots

    Wizard Slots Logo
    500 FREE SPINS

    New Players Only, Min Deposit £10, £8 Max Win Per 10 Spins, Max Bonus Conversion Equal To Lifetime Deposits (Up To £250), 65X Wagering Requirements.

    Full T&C's Apply

  • PlayOJO Casino

    Play Ojo Logo

    First deposit only. 50 Free Spins on Book of Dead slot. Free Spin valued at £0.10. OJO’s Rewards and Game Play policy applies.

    Full T&C's Apply

  • Unibet Slots

    Unibet Slots Logo
    DEPOSIT £10 GET £40

    18+ New Customers only. Minimum Deposit £10 and Get £40 in Casino Bonus Funds. Debit card only. Up to 50x wagering, game contributions vary, max. stake applies, new customers must opt in and claim offer within 24 hours and use within 30 days.

    Full T&C's Apply

  • Playzee

    Playzee Logo
    100% UP TO £300 BONUS + 100 ZEE SPINS

    18+. New players only. Min Deposit £20 Max Bonus Bet £5 Winnings from spins capped at £50 100 Zee Spins valid on Starburst (first 10 credited immediately upon first deposit; rest credited at 07:00 GMT at 10/day). Spins must be used by 23:59 GMT of the day on which they are credited to player account, any unused shall be removed. Bonus funds must be used within 30 days. Bonus funds are separate to Cash funds, and subject to 35x wagering (bonus + cash). Full terms apply.

    Full T&C's Apply

  • WatchMySpin

    WatchMySpin Logo
    UP TO £100 + FREE SPINS

    New players only. Wagering occurs from real balance first. 50x wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 days from receipt. Max conversion: 3 times the bonus amount. Withdrawal requests voids all active/pending bonuses. Excluded Skrill deposits.

    Full T&C's Apply

  • Slots Magic

    Slots Magic Logo
    UP TO £50 + 50 FREE SPINS

    First Deposit Only. Min. deposit: £10, max. Bonus £50. Game: Rich Wilde and the Book of Dead, Spin Value: £0.10, Max Extra Spins:50. WR of 30x Deposit + Bonus amount and 60x Extra Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min £0.10) of the extra spin winnings and bonus amount or £5 (lowest amount applies). Extra Spins must be used before deposited funds. Bonus Policy Applies.

    Full T&C's Apply

  • Pots of Luck

    Pots of Luck Logo
    UP TO £200

    New players only. Wagering occurs from real balance first. 50X wagering the bonus. Contribution may vary per game. Available on selected games only. The wagering requirement is calculated on bonus bets only. Bonus valid 30 days from receipt. Max conversion: 3 times the bonus amount. Withdrawal requests voids all active/pending bonuses. Excluded Skrill deposits.

    Full T&C's Apply

  • 888 Casino

    888 Casino Logo

    No Deposit Offer: New players with valid mobile number only • Claim in 48 hrs • 14 day expiry • Valid for selected games • Pre-1st deposit only: FS voucher winnings is uncapped, bonus wins & max redeemable amount for non-funded players capped at £100, excl. JP wins • Wager Bonus x1 – req. contributions vary by game • Bonus expires in 90 days • Deposit Offer: 1st time depositor at 888casino only • £20 min deposit • Claim in 48 hrs • Valid for selected games • Bonus wins capped at £500, excl. JP wins • Pre-1st deposit only: Bonus wins & max redeemable amount capped at £100, excl. JP wins • 30x wagering – req. vary by game • Bonus expires in 90 days • Payment method & country restrictions apply • Withdrawal terms, No Deposit Offer terms & Deposit Bonus Offer terms apply.

    Full T&C's Apply

  • MFortune Slots

    mFortunte Slots Logo

    18+. New players only. 20x wagering requirement. Expires after 7 days. Max withdrawal from bonus winnings £50. T&Cs apply,

    Full T&C's Apply

  • Slotzo

    Slotzo Logo
    UP TO £150 + 50 EXTRA SPINS

    18+. New Players Only. Min. deposit £20. UK players. Max. bonus 1st deposit £50 and 2nd deposit £100. Max wins from spins £100. 35x wagering applies, within 21 days. 20 spins on 1st deposit and 30 spins on 2nd deposit. Spins available on specific games. Spins expire after 24 hours.

    Full T&C's Apply

About King of Slots

Kings of Slots is a game with five reels and three rows. It works around 25. The game was released in late 2015.

The game has many special features that make it appealing to the player market. It has the Autoplay option, Wild symbols, and even multipliers. These special features, along with its unique reels set-up, make King of Slots an exciting game to take a chance on.

King of Slots has very modern audio and visual designs.

The background of the game is dark blue and black while the upper part of the screen is filled with a smooth flowing shape. The lower part of the screen is checkered like a chessboard.

Each of the tiles on the five reels is animated to spin on its own. The outer borders of the reels are surrounded by purple neon lights while the game logo sits on top. The 25 paylines of the game are represented by tiny green dots on either side of the reels.

The control panel of the game is at the bottom of the screen. This holds all the essential information and necessary buttons to play the game. It is highlighted in a bright blue neon colour.

The monitors for the current bet and coins are on the left side of the control panel. The buttons to control the coin value and the bet level are on the right side of the control panel. The Autoplay button, Bet Max option, and the round Spin button are in the middle of the control panel.

The King of Slot symbols is a mixture of fruits, playing card icons, and the King’s crown. A jazzy tune plays continuously plays in the background with the occasional pop of a celebratory song. The tiles that formed winning combinations light up with a royal purple colour.


Slot Info

King of SlotsAttributes

Casino Game:

King of Slots Slot Game


25 lines slots


5 reels 


NetEnt Slot Software

Minimum Bet:


Max Bet:



Medium Variance Slot Games



Slot Theme: 

Cartoon Royalty

Bonus Features:

Blue Diamond Wild, King of Slot Autoplay Feature, Purple Gem Scatter, Sticky Wins Feature, King of Free Spins Round

Max Win:


Free Spins:


Release Date:

30th March 2015


How to Play King of Slots Online

There are several things that a player has to prepare before meeting the King. These are the coin value and the bet levels.

  • The coin value can be controlled using the buttons on the control panel—the smallest coin value allowed in the game 0.01. The most significant coin value is 1.
  • A player can also customize the bet level in a round using the + and – buttons on the control panel. The bet level is the coins placed as bets on each of the paylines. The lowest bet level is one, and it can go as high as 10.
  • After setting the coin value and the bet levels, all that is left to do is to turn the reels. Click on the round Spin button to start one round.
  • The Bet Max button fixes the coin value and the bet max at the highest setting to play at the highest stakes.

King of Slots is optimized to be playable in different screen sizes, tablets or mobile phones. The King of Slots game is compatible with both Android and Apple devices.


Interactive Features

King of Slots has several special features that can help players win bigger prizes. The game has a wild symbol; a scatter symbol, a free spins round, and a sticky wins feature.

  • Shiny Wild. The wild in the game is a blue diamond with the word Wild written across. The wild can substitute for other symbols to complete winning combinations. The only symbol it cannot stand in for is the scatter.
  • King of Slot Autoplay Option. The King of Slots Autoplay gives the players the option to spin the reels for several turns uninterrupted. The player gets to select the number of turns they want to spend the reels spinning.


What Symbol Trigger the King of Slots Bonus Free Spins?

King of Slots gives its players a bonus spin round.

  • Glittering Scatter. The scatter symbol in the game is three purple gems with the words scatter written above it. If the player lands at least five scatters on the reels activates the free spin round.
    • 5 Scatters = 10 Free Spins
    • 6 Scatters = 15 Free Spins
    • 7 Scatters = 20 Free Spins
    • 8 Scatters = 25 Free Spins
    • 9 to 15 Scatters = 30 Free Spins
  • King of Free Spins Round. The player goes to another screen to use the free spins. All the free spins round winnings receive a multiplier of 3.
  • Sticky Wins Feature. The Sticky Wins feature is activated when a winning combination lands on a winning bet line or when three scatters land on the reels. This feature keeps the winning tiles in position while the reels respin for a chance to form more winning combinations. The reels will spin as long wins land on the reels. When there are no new wins, the feature ends and all the wins are paid.


Paylines and Stakes

To win some gold from the King’s treasury, a player has to line up at least three matching symbols across a payline. The winning combination has to start from the leftmost reel to the right.

The low-paying combinations in the game are traditional playing card icons. This includes the 10, J, and Q. It also includes the K and the Ace.

Most of the icons with higher pay rates are the fruits made from jewels. It includes Cherries, Lemons, and Watermelons. The highest paying symbol in the game is the Golden Crown.

Here are the symbols arranged from the lowest payer to the highest payer. The values on the side of the symbols show the pay for a three-of-a-kind first. The next value is the pay for four-of-a-kind, and the last value is the pay for a five-of-a-kind.

  • 10 = 5, 10, 40
  • J = 5, 10, 50
  • Q = 5, 15, 75
  • K = 10, 25, 100
  • A = 15, 30, 125
  • Cherries = 15, 50, 200
  • Lemon = 25, 50, 250
  • Watermelon = 50, 100, 300
  • Golden Crown = 50, 150, 1000


King of Slots Game Software

King of Slots is a vide-based slot game. It was developed by the company NetEnt. The game was released in 2015, but it will be a part of NetEnts migration to HTML5.

NetEnt has established its reputation as a game with high-quality security. The company also uses the latest technology to protect the date of its users.


What is the King of Slots RTP?

King of Slots has an RTP rate of 97%. The rate means that a player can expect high returns from the game.

What is the King of Slots Variance?

King of Slot is a game with medium variance. The medium variance gives players more chances to land small jackpots more often in the game but also gives the chance to win less common larger jackpots.



King of Slots is an entertaining game with exciting features in March 2023. The sticky wins feature is a unique find that can be of great help to a player when activated. The graphics of the game helps significantly in building the ambience, but the soundtrack can be very distracting.

Including a progressive jackpot in the game can make it more appealing. All in all, the King of Slots game is a certified slot royalty.

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A freelance writer who loves to research all areas of online casinos. As a Journalism Graduate, I enjoy copywriting and reviewing all the latest slot machine games released. With many iGaming articles published in Birmingham Mail, Manchester Evening News & Daily Mail. Currently working remote and enjoying the freedom.