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In Jazz Slot - Review, Free & Demo Play

In Jazz
In Jazz
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Updated: 23.09.2025
Reviewed by: Joe Booth
Meet In Jazz, a 5x3 reel slot from Endorphina released on 28/04/2017. It brings you back to old times when people visited small clubs to listen to live local jazz bands. You can enjoy a similar atmosphere by spinning reels, dropping symbols, triggering free spins, and other features. In this review, we will tell you about gam RTP and volatility, max bet and win, paylines, and much more.

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In this review
  1. Slot details
  2. Theme
  3. Bonus Rounds & Free Sipns
  4. Summary
  5. Where to play
General information about In Jazz slot

General information about In Jazz slot

Rating by Joe Booth:
6.9
Endorphina
Write a review +25 SJ points
  • Release Date:
    28.04.2017
  • Volatility:
    High
  • RTP:
    96.1%
  • Multiplier:
    Yes
  • Max. win:
    2,500x
  • Bonus game:
    No
  • Free spins:
    Yes
  • Scatter Symbol:
    Yes
  • Wild symbol:
    Yes
  • Symbol Stacked:
    Yes
  • Jackpot Game:
    No
  • Slot lines:
    25
  • Slot reels:
    5
  • Layout:
    5-3
  • Stakes range (€/£/$):
    0.01 to 250
  • Slot Theme:
    Jazz
  • Technology:
    HTML5
More infoLess info

Live stats from Slotsjudge

Slotsjudge employs its proprietary simulator, conducting 10,000 simulated rounds daily for each game, including In Jazz (updated), with fresh data reflecting the latest analysis. The current statistics indicate a simulated RTP of 95.96%, closely aligned with a declared RTP of 96.1%, suggesting the game’s payout structure remains consistent with expectations. The hit frequency stands just below 20%, specifically at 19.94%, indicating that wins occur somewhat infrequently but with notable potential, evidenced by an average win of 4.81x and a maximum payout reaching 222x. as a high-volatility game, In Jazz offers the possibility of sizable wins; however, players should anticipate longer dry spells amid such large potential prizes. These insights, derived from objective testing conditions, help clarify the game’s payout dynamics and risk profile, providing players with a realistic perspective on what to expect during gameplay.
  • Declared RTP:
    96.1%
  • Simulated RTP:
    95%
  • Bets sum:
    10000 €
  • Wins sum:
    9596 €
  • Bets:
    10000
  • Average Win:
    4.81 €
  • Max Win Observed:
    222 €
  • Bonus Frequency:
    21
  • Hit Rate:
    19%
  • Wins:
    1994
More infoLess info

Licensed and tested by

  • GLI (Gaming Labs Certified)
  • ISO 27001
  • MGA
  • ONJN
  • Spel inspectionen

How to Play

Take a couple of seconds to start playing In Jazz with the following steps:

  1. Open and load the slot
  2. Go to the menu section
  3. Set needed game settings
  4. Read info on rules and features
  5. Adjust paylines, coin, and bet value
  6. Start spinning the reels or use autospin

The In Jazz slot has 25 paylines placed on 5 reels and 3 rows. As they are not fixed, you can select the amount of them for each spin. It also influences the total bet. Depending on the coin value and the number of paylines you can set a wager from €0.01 up to €250.

To score a win, you must land 3 or more symbols on selected paylines. Wild and Scatter symbols help to make every spin more interesting. There are several In Jazz features, which we will check later.

In Jazz RTP and Volatility

6.9 
In Jazz features an RTP of 96.06% and medium-high volatility.
Whenever playing slots, you cannot win every spin as they are fair and balanced. When looking at In Jazz, it has medium-high volatility. It can tell you that the chances to win during every spin are average. As you experience medium-high risks to lose, rewards are also moderate to high. The RTP of 96.06% helps to balance the game too. It shows the theoretical percentage of bet that you may probably win back, each time you spin the reels.

Theme

7 

In Jazz tries to bring the feeling of amazing music and atmosphere to you. And it is quite successful. In the background, you can hear excellent saxophone play with piano and other instruments. Sounds effects also bring the right mood to players. The game design greatly follows the jazz style. Dim lights, red colors, and smoky air complete the overall design. Symbols have their animations and sounds when you score a win with them.

Meanwhile, symbols play another important role than just looking nice. They allow you to win. Depending on their value and amount you can get nice bet multipliers. In Jazz has 5 low and 5 high-value symbols. The first category has 10–A images while the second has images of musical instruments and jazz band artists.

In the meantime we must tell you more about special symbols, bring exciting features.

  • Wild: substitutes other symbols that you need to finish a winning combination, except Scatter. It has 100x, 500x, and 1,000x multipliers
  • Scatter: land 3 or more Scatter symbols to trigger Free Spins features. They also can bring you 2x, 20x, and 200x multipliers
Theme
In Jazz Slot - Paytable

Mobile Compatibility

Mobile Compatibility
Convenient playing is what you can get with In Jazz. The game supports different operating systems. Thanks to HTML5, you can load this slot in any browser on Android, Windows, and iOS devices. Thus, your smartphone, tablet, and computer can bring you spinning joy.

About Endorphina

We often tend to trust companies that exist for many years in the industry. Endorphina provides excellent slots for more than 10 years already. The company has won various awards during this time, showing that it can compete with others. You can see the tremendous skills and experience of this developer in other games like Solar Eclipse and Magnum Opus. This slot provider follows all the regulations of MGA, ONJN, ISO, and HGC, which provide licenses for iGaming companies.

Bonus Rounds & Free Spins

6.9 

Free Spins

After landing 3 or more Scatter symbols you start the bonus game. You receive 10 free spins. Additionally, you get 2 jokers per spin. They cover the random entire reels and serve as wilds.

  • Saxophonist grants 1x
  • Double Bass player gives 2x
  • Singer provides 3x

Two of the same type of jokers can appear. Don’t worry as you still receive multipliers from both of them.

Risk Game

When you finish the spin with any win, you can play the Risk Game. It allows you to double the current reward and you can do it 10 times if you are lucky. Your task is to pick a higher card than one that the dealer has. You always see the card you need to beat.

When picking one of four cards think over the probability to win. You may also get Joker, which beat any other card. Dealer cannot get it. On the win, you double the reward. On the loss you get nothing. If you have a draw, you can gamble further or stop this feature. Remember that you can always take the win until you pick a card.
In Jazz Slot - Gamble Feature

In Jazz Demo Play

Play a demo of In Jazz to see how it works. It is always better to test a slot without losing funds. After a gaming experience, you know what to do and how to play for real money.

Max Win

6.9 
In Jazz allows players to get the max win of 2,500x the bet.
In Jazz doesn’t have features with jackpots. So, for grand prizes, you need a good combination of symbols. It is better to mix them with free spins due to guaranteed Wild Jokers. They increase win chances on paylines. But to increase the round outcome greatly you should gamble. By doubling the current reward several times you can get closer to the max win. But you need to be lucky enough to beat the dealer multiple times.

Overall Rating

6.9

Endorphina can impress with simplicity. In Jazz brings a great atmosphere to players. The overall design, colors, and music set the right mood for playing. The user interface is very logical which makes it simple to use. Autospin has various options to adjust.

As for the gameplay, you should focus on gathering symbols and then gambling on them. Any reward you can try to double at Risk Game. You can even just open it to see the dealer’s card. The game offers the possibility to make decisions, which will change the total round outcome. That is why we recommend you play it.

Hits
Excellent design and music
Adjustable paylines
Localization in numerous languages
Misses
No bonus buy option

FAQ-section

What is the most valuable symbol in the In Jazz slot?

You can get the largest multipliers in this game from the Wild symbol. It provides a 1,000x bet multiplier.

Can I get more free spins during the bonus game?

During the Free Spins feature, you cannot get more bonus rounds.

What is the RTP of In Jazz?

The theoretical Return to Player of the In Jazz slot is 96.06%.

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Joe Booth
Joe Booth
Expert in: News, Blog, Slot reviews, Payments
Joe is an expert online casino player, who knows all the tricks and tips on how to get to the most massive wins. He is also an experienced online casino games reviewer, with hundreds of written articles behind him, on all kinds of online casino games. He makes sure to play them, see how they work, and then gives his honest expert opinion about them to other players, our readers. 

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Nikita Lukanenoks
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