Big Win 777 Slot Machine

Big Win 777 slot is a classic slot from Play’ n Go.

It comes with all the features that you would expect to see in slots of this type, such as the Free Spins feature and the Wild symbol.

But the list of features does not stop there for this slot has a pleasant surprise waiting for you.

Big Win 777 slots is a 5-reel, 15 payline, online video slot game with a Las Vegas casino theme. This high variance slot machine is powered by Play ‘N Go and has an RTP of 96.5%. Big Win’s bonus features include a Chance Wheel and Diamond Wilds. So, why not try and win 5000x your stake!

In this Big Win 777 Slot Review for October 2023, we discuss the potential big win that this slot offers along with instructions on how to navigate the five reels that it provides.

We also list down the important reminders for you to have full gaming experience.

Are you ready to win and receive your free spins from Big Win 777 slots?

Then get your winner shoes on and keep on reading to know more about this slot game’s Booster Spin, Chance Wheel, as well as special notes for you to be able to play this game comfortably and entirely in your favour.

Best Big Win 777 Slot Sites

Play the game at the best casino sites. From our research, we have created a list of the Big Win 777 Slot Sites and casino sites in October 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

  • 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

  • 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 Big Win 777 Slot Game

Big Win 777 slot has five reels and 15 paylines.

The number of rows depends on the number of symbols occupying each reel.

The five reels are set up in an authentic classic slot style with a theme inspired by colourful prize wheels.

Neon colours and pixel dots dominate the screen.

The symbols consist of the classic sevens that come in gold and red colours.

Bar symbols that come in stacks of three and two can also be seen on the reels.

These symbols have purple, red, and blue variants.

Slot Info

Big Win 777 SlotsAttributes

Casino Game:

Big Win 777 Slot Game


15 active lines


5 reels slots


Play ‘N Go Slots

Minimum Bet:


Max Bet:



High Variance Slots



Slot Theme: 

Las Vegas Casino

Bonus Features:

Booster Spin, Chance Wheel, Big Win Free Spins, Diamond Wilds

Max Win:


Free Spins:


Release Date:

24th October 2019

How to Play Big Win 777 Slots Online

To play Big Win 777 slots online, follow these steps:

  1. Select your stake from the quick bet settings found in the centre of the control panel by clicking on the – and + buttons. Choose your bet wisely since the bet cannot be changed once you start the round.
  2. Click on the green spin button to start spinning the reels.
  3. Once the reels stop, your prize will be determined by the symbols displayed according to the paytable provided in the game settings menu.

This slot also has other function buttons that players can use to maximize their gaming experience.

  • Autoplay. This function can be enabled or disabled in the game settings menu.
  • Hyper Spin. You can increase the spinning speed of the reels. To activate this mode, press and hold down the SPIN button for approximately 1.5 seconds. Note that this mode deactivates when a bonus feature is in play.
  • Stop. To stop the spinning of the reels more quickly, simply tap anywhere on the game screen.
  • Fast Play. This is a toggle button that you can use for faster gameplay.

While playing Big Win 777, it is essential to take note of these few reminders:

  • All payline wins will occur on the selected number of paylines.
  • All wins will be paid from the leftmost reel.
  • If you get multiple payline wins, all of your winnings will be added together.
  • All winnings from the bonus features such as the Free Spins feature will also be added to the payline wins.
  • Only the highest win will be paid for every selected line.
  • All winning combinations will be paid out at the end of a game round.
  • In case your game gets disrupted, all information and bets placed during that round will be stored until you get back to the game.
  • In case of malfunction, all pays and plays will be deemed void.

Since this is a Play ‘n Go product, expect this slot to be fully optimized for mobile play!

Interactive Features

Big Win 777 offers several interactive features that can help you speed up your winning process.

  • Diamond Wild

This special symbol can land on any reels.

It can substitute for all other characters in the reels apart from the Scatter.

  • Booster Spin

This feature can be triggered on any spin during the base game.

Once activated, three Scatter symbols are more likely to appear on the reels.

Note that this feature cannot be activated during the Free Spins feature.

  • Chance Wheel

This particular feature can be triggered by landing three Scatters on any spin.

Once activated, it can award 5, 7, 22, 33, 55, 77, or 777 times your bet staked. It can also award free spins.

The Chance Wheel initially awards 12 free spins.

Landing another set of three Scatters during the Free Spins feature will once again award the Chance Wheel.

  • Gamble Round

This slot also offers a Gamble Round which can be played up to five times in a row.

During this round, you get to guess the colour or suit of a hidden card.

If your guess is correct, you will be allowed to multiply your total prize on any spin during the base game.

  • Autoplay

This slot offers an Autoplay mode wherein you can automatically initiate many consecutive game rounds using your chosen bet settings.

What Symbol Triggers the Big Win 777 Slot Bonus Free Spins?

Big Win 777 has a Free Spins feature which can be activated through the Chance Wheel.

Twelve free spins are initially awarded.

If you get to land one Scatter symbol during the feature, you will be awarded one additional free spin.

Two Scatters will get you two extra free spins, and three Scatters will get you the Chance Wheel where you can win 5, 10, or 20 additional free spins.

Additionally, if a Diamond Wild will land on any reel during the Free Spins feature, the symbol will remain frozen on that reel for the next two free spins.

It will then spread to the remaining symbol positions on the reels throughout the next two free spins.

Payline and Stakes

The Big Win 777 slot has 15 fixed paylines.

The minimum and maximum bets are 0.15 and 90, respectively.

Meanwhile, the maximum payout is worth a whopping 5,000 times your total stake.

Big Win 777 Slot Game Software

The Big Win 777 slot was launched in October 2019 by the holder of one of the largest catalogues in the gaming industry, Play’ n Go.

The company has managed to build a reputation for having well-crafted phenomenal grid slots with the 200+ slots they have already produced so far.

What is the Big Win 777 Slot’s RTP?

The Big Win 777 slot boasts an above-average Return-to-Player rate of 96.5%.

In theory, this means that slots players who bet 100 coins will be receiving a payout worth 96.5 coins.

Slot Volatility

Big Win 777 slot has a high variance.

This means a big win for the slots player since a high level of volatility corresponds to high payout percentages despite low chances of winning.


To summarize this Big Win 777 Slots Review for October 2023, Play’ n Go has done well in providing the basic needs of players in this slot.

You have got your free spins, your Diamond Wild, and a pleasant twist that comes in the form of the Chance Wheel.

In conclusion, Big Win 777 is highly recommended for players who are into classic slots with modern features and gameplay.

Shoot your big shot now and try this slot out through any of our recommended slot sites!

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James has almost a decade of experience in the iGaming Industry. Winning several awards including "UK Casino Affiliate of the Year" he uses his experience to research the UK market to source the best bingo welcome bonuses, highest casino slots real money payouts and free spins sign up offers.