Fruit Slots
Jammin' Jars

Jammin' Jars Free Demo

by Push Gaming

RTP
96.83%
Volatility rating
High
Maximum payout
19,998x
Reel grid
8x8
Winning ways
Cluster pays
Released
18/09/2018
Jammin' Jars
Published on
18/09/2026
Content updated
18/09/2026

Jam Jars walk and multiply after each win

A win needs five matching symbols touching on an 8x8 board. No paylines exist. That constraint shapes everything. Six fruits carry the paytable, from Blueberry up to Strawberry. Clusters can swell past 25 symbols. The Strawberry pays 100x at that tier. The Cluster pays mechanic runs on a Tumble refill. One spin can chain into the next. Each Jam Jar is a Walking Wild, relocating after each win it joins. Its Progressive Multiplier climbs with every hit, capped at 49x. Three jars act as Scatter and award 6 Free Spins. Inside, the jars turn Sticky Wild and keep their multipliers. A random Rainbow Feature converts whole blocks through a Giant Symbol. Volatility is High. Against its 2021 sequel, this 2018 original holds the higher recorded return at 96.83%. It alone keeps the Bonus Buy at 84x. The sequel halves the minimum bet to 0.10. It records a lower return and drops the purchase.

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Jammin' Jars review: the disco fruit grid that builds over time

An 8x8 board that rewards persistence

Jammin' Jars is a Push Gaming slot released on 2018-09-18. It uses Cluster pays on an 8x8 grid. The return is 96.83 percent and volatility is High. The theme is Fruit, Neon and Celebration. Six glossy fruits fill the board. The strawberry is the highest-paying fruit. Five or more matching symbols touching form a win. Winning symbols are removed and the board collapses. New fruit cascades in from the top. One spin can therefore chain into several evaluations. That chain is the core temporal rhythm of this build.

How the Jam Jar grows across a spin

The Jam Jar Symbol is both Wild and Scatter. It substitutes for all fruit. When a jar contributes to a win it moves to an adjacent vacant position before the next collapse. Its own multiplier starts at 1x and rises by exactly 1 each time that instance contributes. The stated ceiling for a single jar is 49x. Jars are held in place while a collapse runs. Two jars can multiply different parts of the same cascade. Time inside one spin is what turns a modest cluster into a large one.

Three modes, three tempos

  • Base Game: cluster cascades end when no new win forms.
  • Rainbow Feature: triggers randomly after a non-winning collapse, in the base game only.
  • Giant Fruit Symbols land and convert covered cells into one fruit type.
  • Jam Jar Symbols cannot be converted by Giant Fruit Symbols.
  • Free Games Feature: 3 or more Jam Jars award 6 Free Games.
  • Jar multipliers persist and keep growing across those 6 spins.
  • The Rainbow Feature is not available during Free Games.

Stakes, shortcuts and what they cost

Twelve fixed stakes run from 0.20 to 100.00 in fun. The maximum payout per round is 19,998.45x the current bet. A Bonus Buy is offered for 84x the base bet. Its published RTP is 96.49 percent, below the 96.83 percent of ordinary play. Buying the feature skips the waiting game entirely. It trades a lower return for immediate entry into the 6 Free Games. The choice is temporal as much as financial.

Where this build sits among fruit slots

This is not a retro three-reel machine. It is a modern disco reading of the fruit theme. The symbol set is authentic: strawberry, orange, raspberry, apple, plum and blueberry. The jar mascot and neon dance floor give it a party twist. Within the series, this first game carries the higher published return at 96.83 percent. Jammin' Jars 2 lowered that figure and removed the bonus buy. Players who favour long-building multipliers over fast resolution will read this build as the patient one.

Paytable symbols

x5 / x6 / x7 / x8 / x9 / x10 / x12 / x15 / x20 / x25

  • Strawberry High 1.00 / 1.50 / 2.00 / 2.50 / 3.00 / 5.00 / 10.00 / 20.00 / 40.00 / 100.00
  • Orange High 0.50 / 0.75 / 1.25 / 2.00 / 2.50 / 3.00 / 6.25 / 10.00 / 25.00 / 62.50
  • Raspberry / Mulberry High 0.25 / 0.50 / 0.75 / 1.00 / 1.25 / 2.00 / 4.00 / 7.50 / 15.00 / 37.50
  • Green Apple Low 0.15 / 0.20 / 0.40 / 0.60 / 0.80 / 1.00 / 3.00 / 5.00 / 10.00 / 25.00
  • Plum Low 0.15 / 0.20 / 0.40 / 0.60 / 0.80 / 1.00 / 3.00 / 5.00 / 10.00 / 25.00
  • Blueberry Low 0.10 / 0.15 / 0.20 / 0.30 / 0.60 / 0.80 / 1.00 / 3.00 / 4.00 / 10.00
  • Jam Jar Symbol Wild — / — / — / — / — / — / — / — / — / —

Screenshots

Stake range

Min. bet
0.20
Highest wager
100.00

Themes

  • Fruit
  • Neon
  • Celebration

Special symbols and features

Cluster PaysFree Spins
Giant SymbolProgressive Multiplier
ScatterSticky Wild
Symbol TransformTumble
Walking WildWild
Wild Multiplier

Device compatibility

Autoplay mode
Yes

Bonus offers

Bonus buy
Yes · Cost 84.00x

Available bonus buy prices

Default option Free Games Feature Cost 84.00x

What we think

  • Every paying symbol is a fruit: six glossy icons, zero card ranks, so each cluster stays on theme.
  • Jam Jar wilds walk to new cells, stick through collapses, and grow multipliers up to 49x.
  • A 96.83% RTP and a 19,998.45x maximum payout give this high-volatility grid real headroom.
  • Free Games are fixed at six spins, and the Rainbow Feature cannot trigger during them.

Jammin' Jars sits at the modern end of the fruit spectrum, not the retro one. Classic three-reel purists will find no comfort here. Players who want their fruit in neon disco dress, with cascading clusters and multiplier jars doing the work, get a deep and generously priced machine.

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