The first thing we noticed about Double Bubble Triple Jackpot was how quickly our attention shifted away from the regular wins. Every spin felt like it had the potential to suddenly change direction if another Bonus symbol decided to land.
Roxor Gaming has not tried to turn this into a complicated slot, the game sticks to traditional fruit machine foundations and builds around a simple bonus feature that also happens to be the only route to the progressive jackpot.
For players who enjoy online slots that keep the rules fairly straightforward, there is something appealing about that approach.
Rather than building its visuals around a story or specific setting, Double Bubble Triple Jackpot keeps things straightforward. Traditional fruit machine symbols occupy most reel positions, while the bubble theme is used mainly to tie the bonus feature and background together.
We thought that worked quite well. The game never feels crowded, and the feature presentation stands out naturally when it appears. Sometimes a simpler visual approach is all that is needed.
One thing we appreciated was how readable everything remained. Some modern releases fill the screen with effects every time a feature activates. Here, the important symbols are immediately obvious, and the reels never feel overcrowded. The overall presentation feels closer to a traditional fruit machine than many recent slot releases, which suits the mechanics perfectly.
The payout values below are shown as multipliers of the total stake.
Wild symbols substitute for regular paying symbols to help complete winning combinations. Three Bonus symbols landing on reels 1, 3, and 5 trigger the Bubble Popper Bonus feature.
The Bubble Line feature comes into play whenever symbols land inside bubbles during a spin. These symbols are transferred onto the Bubble Line, which is checked separately from the regular paylines. If a winning combination forms on this additional line, the payout receives a multiplier based on the number of active paylines being played.
The multiplier matches the number of selected paylines and increases to x22 when all 20 paylines are active, giving Bubble Line wins the potential to become considerably more valuable than standard line payouts.
The Bubble Popper Bonus is triggered when Bonus symbols land on reels 1, 3, and 5 during the same spin. Once activated, a selection of bubbles appears on screen, hiding different prizes.
The rewards are revealed by popping the bubbles individually, with each choice uncovering a hidden prize. The feature moves quickly, but it is also where some of the game's most valuable rewards become available. Any prize collected during the feature is multiplied by the chosen coin value, except progressive jackpot prizes.
The Bubble Popper Bonus also provides access to three progressive jackpots: Mini, Major, and Grand. These jackpots increase over time as wagers are placed across the linked network and can only be awarded through the bonus feature.
Because the jackpots are tied directly to the Bubble Popper Bonus, every successful trigger carries the possibility of landing something significantly larger than a standard reel win.
Wild symbols substitute for regular paying symbols to help complete winning combinations across active paylines. They appear during the base game and can contribute towards stronger line wins by replacing other standard symbols when required.
Double Bubble Triple Jackpot uses five reels and up to 20 active paylines. Wins are formed by matching symbols across adjacent reels from left to right.
The game also includes a Bubble Line feature. Symbols that land inside bubbles are transferred to the Bubble Line, creating an additional way for wins to develop. The Bubble Line Multiplier is linked to the number of active paylines, becoming more valuable as additional lines are selected. With all 20 paylines active, the multiplier rises to x22.
In practice, though, we spent far more time watching for Bonus symbols than thinking about multipliers. A symbol on reel 1 was enough to catch our attention. A second on reel 3 immediately changed the feel of the spin because suddenly everything depended on what happened next. Most spins are over within seconds, but those moments where two Bonus symbols are already in place definitely change the mood of a session.
There is a confidence to the way Double Bubble Triple Jackpot is put together, it feels like a game that understands its audience. We never felt the need to revisit the help screen, and after a short time it became obvious where the main excitement comes from. The entire experience revolves around waiting for those Bonus symbols to line up and unlock access to the Bubble Popper Bonus.
We also liked that the progressive jackpot is tied directly to the bonus feature rather than sitting in the background as something rarely acknowledged. Every time the feature triggered, there was at least a sense that something more significant could happen.
Not every player will be looking for a traditional fruit machine style slot, but for those who are, Double Bubble Triple Jackpot does a solid job of sticking to the basics while still giving players something extra to chase beyond standard payline wins.