Pop is a slot game from Big Time Gaming released on 8 March 2021. Its setting is inspired by the balloon stands and lights of a funfair on the Santa Monica Pier. Behind this highly colourful presentation lies a compact game set across 4 reels and 4 rows, with 256 ways to win, very high volatility and a maximum potential of 47,050x the bet.

The name also describes the pace of the game: winning combinations pop, clearing spaces and allowing new balloons to float up. This Reactions mechanic can produce multiple wins during the same spin. Pop is therefore better suited to players who enjoy watching a grid evolve rather than those who are only looking for fixed lines. Our selection of slot games helps to place this format among more classic or more extensive layouts.

Pop Features

A combination pays when three or four identical symbols land consecutively starting from the first reel. The "ways to win" system avoids depending on a specific payline: the vertical position of the symbols matters less than their presence on adjacent reels. Royal values occupy the grid at the start of the spin, while the coloured balloons represent the higher-paying symbols.

Dual Reel and Reactions: how the grid transforms

The Dual Reel feature gives Pop its visual signature. Royal symbols cascade from the top of the grid, while balloons float up from the bottom. When a combination is formed, the symbols involved disappear. The open spaces can welcome balloons, Wilds or scatters, and then a new calculation of the 256 ways begins.

These Reactions continue as long as a new win appears. They do not automatically increase the active bet: it is still part of the same spin. Their purpose is to gradually bring in premium symbols and special features, but a chain can also stop after a single combination. The 4x4 grid therefore remains easy to follow despite the opposing movements.

Wilds appear on reels 2 to 4 and replace regular symbols. In the base game, they can reveal a multiplier of up to 4x. When several Wilds contribute to the same win, their values multiply with each other. To compare this structure with another way of refreshing the grid from BTG, Star Clusters relies on symbol groups and a different expansion mechanic.

The 12 free spins and their position multipliers

Three or more gold scatters trigger 12 free spins. Each of the 16 positions on the grid then has its own multiplier. The activated positions retain their value throughout the entire feature, allowing the bonus to build spin after spin instead of resetting completely to zero.

A win composed of balloons or Wilds can upgrade one or more of the winning positions. The enhanced multiplier remains in place for the subsequent spins, and multiple positions can contribute to a single combination. However, progression depends on symbols landing exactly in the right spots: a high multiplier has no effect if it does not contribute to a win.

Three or more scatters during the bonus award 3 extra spins and also increase the multiplier of a position. There is therefore no absolute fixed limit on the number of spins, even if each extension requires a new set of scatters. This retrigger is particularly important on a highly volatile slot, as it gives more opportunities to exploit the already upgraded positions.

Bonus Buy, RTP and bet management

The Bonus Buy directly opens the 12 free spins for 90x the bet where this option is available. This shortcut guarantees neither a retrigger nor a minimum payout: it simply concentrates a significant expense on accessing the bonus. A bet of 0.20 thus corresponds to a purchase of 18, while a bet of 1 brings the cost to 90.

Two RTP settings are documented: 95.65% and 96.54%. The game's information panel should display the version actually offered by the operator. The difference of 0.89 percentage points is significant over a long period, though it does not allow one to predict the outcome of a single spin or a short gaming session.

The betting range goes from 0.10 to 20 per spin. With very high volatility, the budget must primarily absorb periods without bonuses and short Reactions. The ceiling of 47,050x describes a theoretical maximum, not a common objective. To stay with the same studio while moving to a Megaways format with progressive Wilds, Spicy Meatballs offers a useful point of comparison.

Which player profile is Pop suited for?

Pop is aimed at fans of compact slots, inverted cascades and multipliers that grow in value during a bonus. The grid is quick to read, but the volatility and the central role of the free spins require patience. Players who prefer more regular wins or a single, uniformly displayed RTP will probably find this model less comfortable.

Its best selling point remains the consistency between the theme and the mechanics: symbols pop, balloons float up and upgraded positions provide a real common thread throughout the 12 free spins. Before starting a game, the two pieces of information to check are the active RTP variant and the total bet size, especially if the Bonus Buy is offered.